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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#include <glog/logging.h>
#include <simdjson/simdjson.h> // IWYU pragma: keep
#include <stddef.h>
#include <stdint.h>
#include <memory>
#include <ostream>
#include <string>
#include <string_view>
#include <tuple>
#include <type_traits>
#include <utility>
#include "common/compiler_util.h" // IWYU pragma: keep
#include "common/status.h"
#include "udf/udf.h"
#include "util/jsonb_document.h"
#include "util/jsonb_parser_simd.h"
#include "util/jsonb_stream.h"
#include "util/jsonb_utils.h"
#include "util/jsonb_writer.h"
#include "vec/aggregate_functions/aggregate_function.h"
#include "vec/columns/column.h"
#include "vec/columns/column_const.h"
#include "vec/columns/column_nullable.h"
#include "vec/columns/column_string.h"
#include "vec/columns/column_vector.h"
#include "vec/common/assert_cast.h"
#include "vec/common/string_ref.h"
#include "vec/core/block.h"
#include "vec/core/column_numbers.h"
#include "vec/core/column_with_type_and_name.h"
#include "vec/core/types.h"
#include "vec/data_types/data_type.h"
#include "vec/data_types/data_type_jsonb.h"
#include "vec/data_types/data_type_nullable.h"
#include "vec/data_types/data_type_number.h"
#include "vec/data_types/data_type_string.h"
#include "vec/functions/function.h"
#include "vec/functions/function_string.h"
#include "vec/functions/like.h"
#include "vec/functions/simple_function_factory.h"
#include "vec/json/simd_json_parser.h"
#include "vec/utils/stringop_substring.h"
#include "vec/utils/util.hpp"
namespace doris::vectorized {
#include "common/compile_check_begin.h"
enum class NullalbeMode {
NULLABLE = 0,
NOT_NULL,
FOLLOW_INPUT,
};
enum class JsonbParseErrorMode { FAIL = 0, RETURN_NULL, RETURN_VALUE, RETURN_INVALID };
// func(string,string) -> json
template <NullalbeMode nullable_mode, JsonbParseErrorMode parse_error_handle_mode>
class FunctionJsonbParseBase : public IFunction {
private:
struct FunctionJsonbParseState {
JsonBinaryValue default_value_parser;
bool has_const_default_value = false;
};
public:
static constexpr auto name = "json_parse";
static constexpr auto alias = "jsonb_parse";
static FunctionPtr create() { return std::make_shared<FunctionJsonbParseBase>(); }
String get_name() const override {
String nullable;
switch (nullable_mode) {
case NullalbeMode::NULLABLE:
nullable = "_nullable";
break;
case NullalbeMode::NOT_NULL:
nullable = "_notnull";
break;
case NullalbeMode::FOLLOW_INPUT:
nullable = "";
break;
}
String error_mode;
switch (parse_error_handle_mode) {
case JsonbParseErrorMode::FAIL:
break;
case JsonbParseErrorMode::RETURN_NULL:
error_mode = "_error_to_null";
break;
case JsonbParseErrorMode::RETURN_VALUE:
error_mode = "_error_to_value";
break;
case JsonbParseErrorMode::RETURN_INVALID:
error_mode = "_error_to_invalid";
break;
}
return name + nullable + error_mode;
}
size_t get_number_of_arguments() const override {
switch (parse_error_handle_mode) {
case JsonbParseErrorMode::FAIL:
return 1;
case JsonbParseErrorMode::RETURN_NULL:
return 1;
case JsonbParseErrorMode::RETURN_VALUE:
return 2;
case JsonbParseErrorMode::RETURN_INVALID:
return 1;
}
}
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
bool is_nullable = true;
switch (nullable_mode) {
case NullalbeMode::NULLABLE:
is_nullable = true;
break;
case NullalbeMode::NOT_NULL:
is_nullable = false;
break;
case NullalbeMode::FOLLOW_INPUT:
is_nullable = arguments[0]->is_nullable();
break;
}
return is_nullable ? make_nullable(std::make_shared<DataTypeJsonb>())
: std::make_shared<DataTypeJsonb>();
}
bool use_default_implementation_for_nulls() const override { return false; }
Status open(FunctionContext* context, FunctionContext::FunctionStateScope scope) override {
if (scope == FunctionContext::FunctionStateScope::FRAGMENT_LOCAL) {
std::shared_ptr<FunctionJsonbParseState> state =
std::make_shared<FunctionJsonbParseState>();
context->set_function_state(FunctionContext::FRAGMENT_LOCAL, state);
}
if constexpr (parse_error_handle_mode == JsonbParseErrorMode::RETURN_VALUE) {
if (context->is_col_constant(1)) {
const auto default_value_col = context->get_constant_col(1)->column_ptr;
const auto& default_value = default_value_col->get_data_at(0);
if (scope == FunctionContext::FunctionStateScope::FRAGMENT_LOCAL) {
auto* state = reinterpret_cast<FunctionJsonbParseState*>(
context->get_function_state(FunctionContext::FRAGMENT_LOCAL));
RETURN_IF_ERROR(state->default_value_parser.from_json_string(
default_value.data, default_value.size));
state->has_const_default_value = true;
}
}
}
return Status::OK();
}
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
uint32_t result, size_t input_rows_count) const override {
const IColumn& col_from = *(block.get_by_position(arguments[0]).column);
auto null_map = ColumnUInt8::create(0, 0);
bool is_nullable = false;
switch (nullable_mode) {
case NullalbeMode::NULLABLE: {
is_nullable = true;
null_map = ColumnUInt8::create(input_rows_count, 0);
break;
}
case NullalbeMode::NOT_NULL:
is_nullable = false;
break;
case NullalbeMode::FOLLOW_INPUT: {
auto argument_column = col_from.convert_to_full_column_if_const();
if (auto* nullable = check_and_get_column<ColumnNullable>(*argument_column)) {
is_nullable = true;
null_map = ColumnUInt8::create(input_rows_count, 0);
// Danger: Here must dispose the null map data first! Because
// argument_columns[i]=nullable->get_nested_column_ptr(); will release the mem
// of column nullable mem of null map
VectorizedUtils::update_null_map(null_map->get_data(),
nullable->get_null_map_data());
argument_column = nullable->get_nested_column_ptr();
}
break;
}
}
// const auto& col_with_type_and_name = block.get_by_position(arguments[0]);
// const IColumn& col_from = *col_with_type_and_name.column;
const ColumnString* col_from_string = check_and_get_column<ColumnString>(col_from);
if (auto* nullable = check_and_get_column<ColumnNullable>(col_from)) {
col_from_string =
check_and_get_column<ColumnString>(*nullable->get_nested_column_ptr());
}
if (!col_from_string) {
return Status::RuntimeError("Illegal column {} should be ColumnString",
col_from.get_name());
}
auto col_to = ColumnString::create();
//IColumn & col_to = *res;
size_t size = col_from.size();
col_to->reserve(size);
// parser can be reused for performance
JsonBinaryValue jsonb_value;
for (size_t i = 0; i < input_rows_count; ++i) {
if (col_from.is_null_at(i)) {
null_map->get_data()[i] = 1;
col_to->insert_data("", 0);
continue;
}
const auto& val = col_from_string->get_data_at(i);
auto st = jsonb_value.from_json_string(val.data, val.size);
if (st.ok()) {
// insert jsonb format data
col_to->insert_data(jsonb_value.value(), jsonb_value.size());
} else {
switch (parse_error_handle_mode) {
case JsonbParseErrorMode::FAIL:
return st;
case JsonbParseErrorMode::RETURN_NULL: {
if (is_nullable) {
null_map->get_data()[i] = 1;
}
col_to->insert_data("", 0);
continue;
}
case JsonbParseErrorMode::RETURN_VALUE: {
auto* state = reinterpret_cast<FunctionJsonbParseState*>(
context->get_function_state(FunctionContext::FRAGMENT_LOCAL));
if (state->has_const_default_value) {
col_to->insert_data(state->default_value_parser.value(),
state->default_value_parser.size());
} else {
auto value = block.get_by_position(arguments[1]).column->get_data_at(i);
RETURN_IF_ERROR(jsonb_value.from_json_string(
value.data, static_cast<unsigned int>(value.size)));
col_to->insert_data(jsonb_value.value(), jsonb_value.size());
}
continue;
}
case JsonbParseErrorMode::RETURN_INVALID:
col_to->insert_data("", 0);
continue;
}
}
}
if (is_nullable) {
block.replace_by_position(
result, ColumnNullable::create(std::move(col_to), std::move(null_map)));
} else {
block.replace_by_position(result, std::move(col_to));
}
return Status::OK();
}
};
// jsonb_parse return type nullable as input
using FunctionJsonbParse =
FunctionJsonbParseBase<NullalbeMode::FOLLOW_INPUT, JsonbParseErrorMode::FAIL>;
using FunctionJsonbParseErrorNull =
FunctionJsonbParseBase<NullalbeMode::NULLABLE, JsonbParseErrorMode::RETURN_NULL>;
using FunctionJsonbParseErrorValue =
FunctionJsonbParseBase<NullalbeMode::FOLLOW_INPUT, JsonbParseErrorMode::RETURN_VALUE>;
using FunctionJsonbParseErrorInvalid =
FunctionJsonbParseBase<NullalbeMode::FOLLOW_INPUT, JsonbParseErrorMode::RETURN_INVALID>;
// jsonb_parse return type is nullable
using FunctionJsonbParseNullable =
FunctionJsonbParseBase<NullalbeMode::NULLABLE, JsonbParseErrorMode::FAIL>;
using FunctionJsonbParseNullableErrorNull =
FunctionJsonbParseBase<NullalbeMode::NULLABLE, JsonbParseErrorMode::RETURN_NULL>;
using FunctionJsonbParseNullableErrorValue =
FunctionJsonbParseBase<NullalbeMode::NULLABLE, JsonbParseErrorMode::RETURN_VALUE>;
using FunctionJsonbParseNullableErrorInvalid =
FunctionJsonbParseBase<NullalbeMode::NULLABLE, JsonbParseErrorMode::RETURN_INVALID>;
// jsonb_parse return type is not nullable
using FunctionJsonbParseNotnull =
FunctionJsonbParseBase<NullalbeMode::NOT_NULL, JsonbParseErrorMode::FAIL>;
using FunctionJsonbParseNotnullErrorValue =
FunctionJsonbParseBase<NullalbeMode::NOT_NULL, JsonbParseErrorMode::RETURN_VALUE>;
using FunctionJsonbParseNotnullErrorInvalid =
FunctionJsonbParseBase<NullalbeMode::NOT_NULL, JsonbParseErrorMode::RETURN_INVALID>;
// func(jsonb, [varchar, varchar, ...]) -> nullable(type)
template <typename Impl>
class FunctionJsonbExtract : public IFunction {
public:
static constexpr auto name = Impl::name;
static constexpr auto alias = Impl::alias;
static FunctionPtr create() { return std::make_shared<FunctionJsonbExtract>(); }
String get_name() const override { return name; }
bool is_variadic() const override { return true; }
size_t get_number_of_arguments() const override { return 0; }
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
return make_nullable(std::make_shared<typename Impl::ReturnType>());
}
DataTypes get_variadic_argument_types_impl() const override {
if constexpr (vectorized::HasGetVariadicArgumentTypesImpl<Impl>) {
return Impl::get_variadic_argument_types_impl();
} else {
return {};
}
}
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
uint32_t result, size_t input_rows_count) const override {
DCHECK_GE(arguments.size(), 2);
ColumnPtr jsonb_data_column;
bool jsonb_data_const = false;
// prepare jsonb data column
std::tie(jsonb_data_column, jsonb_data_const) =
unpack_if_const(block.get_by_position(arguments[0]).column);
const auto& ldata = assert_cast<const ColumnString*>(jsonb_data_column.get())->get_chars();
const auto& loffsets =
assert_cast<const ColumnString*>(jsonb_data_column.get())->get_offsets();
// prepare parse path column prepare
std::vector<const ColumnString*> jsonb_path_columns;
std::vector<bool> path_const(arguments.size() - 1);
for (int i = 0; i < arguments.size() - 1; ++i) {
ColumnPtr path_column;
bool is_const = false;
std::tie(path_column, is_const) =
unpack_if_const(block.get_by_position(arguments[i + 1]).column);
path_const[i] = is_const;
jsonb_path_columns.push_back(assert_cast<const ColumnString*>(path_column.get()));
}
auto null_map = ColumnUInt8::create(input_rows_count, 0);
auto res = Impl::ColumnType::create();
bool is_invalid_json_path = false;
// execute Impl
if constexpr (std::is_same_v<typename Impl::ReturnType, DataTypeString> ||
std::is_same_v<typename Impl::ReturnType, DataTypeJsonb>) {
auto& res_data = res->get_chars();
auto& res_offsets = res->get_offsets();
Status st = Impl::vector_vector_v2(
context, ldata, loffsets, jsonb_data_const, jsonb_path_columns, path_const,
res_data, res_offsets, null_map->get_data(), is_invalid_json_path);
if (!st.ok()) {
return st;
}
} else {
// not support other extract type for now (e.g. int, double, ...)
DCHECK_EQ(jsonb_path_columns.size(), 1);
const auto& rdata = jsonb_path_columns[0]->get_chars();
const auto& roffsets = jsonb_path_columns[0]->get_offsets();
if (jsonb_data_const) {
Impl::scalar_vector(context, jsonb_data_column->get_data_at(0), rdata, roffsets,
res->get_data(), null_map->get_data(), is_invalid_json_path);
} else if (path_const[0]) {
Impl::vector_scalar(context, ldata, loffsets, jsonb_path_columns[0]->get_data_at(0),
res->get_data(), null_map->get_data(), is_invalid_json_path);
} else {
Impl::vector_vector(context, ldata, loffsets, rdata, roffsets, res->get_data(),
null_map->get_data(), is_invalid_json_path);
}
if (is_invalid_json_path) {
return Status::InvalidArgument(
"Json path error: Invalid Json Path for value: {}",
std::string_view(reinterpret_cast<const char*>(rdata.data()),
rdata.size()));
}
}
block.get_by_position(result).column =
ColumnNullable::create(std::move(res), std::move(null_map));
return Status::OK();
}
};
class FunctionJsonbKeys : public IFunction {
public:
static constexpr auto name = "json_keys";
static constexpr auto alias = "jsonb_keys";
static FunctionPtr create() { return std::make_shared<FunctionJsonbKeys>(); }
String get_name() const override { return name; }
bool is_variadic() const override { return true; }
size_t get_number_of_arguments() const override { return 0; }
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
return make_nullable(
std::make_shared<DataTypeArray>(make_nullable(std::make_shared<DataTypeString>())));
}
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
uint32_t result, size_t input_rows_count) const override {
DCHECK_GE(arguments.size(), 1);
if (arguments.size() != 1 && arguments.size() != 2) {
// here has argument param error
return Status::InvalidArgument("json_keys should have 1 or 2 arguments");
}
ColumnPtr jsonb_data_column = nullptr;
const NullMap* data_null_map = nullptr;
// prepare jsonb data column
jsonb_data_column = unpack_if_const(block.get_by_position(arguments[0]).column).first;
if (block.get_by_position(arguments[0]).column->is_nullable()) {
const auto* nullable = check_and_get_column<ColumnNullable>(jsonb_data_column.get());
jsonb_data_column = nullable->get_nested_column_ptr();
data_null_map = &nullable->get_null_map_data();
}
const ColumnString* col_from_string =
check_and_get_column<ColumnString>(jsonb_data_column.get());
// prepare parse path column prepare, maybe we do not have path column
ColumnPtr jsonb_path_column = nullptr;
const ColumnString* jsonb_path_col = nullptr;
bool path_const = false;
const NullMap* path_null_map = nullptr;
if (arguments.size() == 2) {
// we have should have a ColumnString for path
std::tie(jsonb_path_column, path_const) =
unpack_if_const(block.get_by_position(arguments[1]).column);
if (block.get_by_position(arguments[1]).column->is_nullable()) {
const auto* nullable =
check_and_get_column<ColumnNullable>(jsonb_path_column.get());
jsonb_path_column = nullable->get_nested_column_ptr();
path_null_map = &nullable->get_null_map_data();
}
jsonb_path_col = check_and_get_column<ColumnString>(jsonb_path_column.get());
}
auto null_map = ColumnUInt8::create(input_rows_count, 0);
NullMap& res_null_map = null_map->get_data();
auto dst_arr = ColumnArray::create(
ColumnNullable::create(ColumnString::create(), ColumnUInt8::create()),
ColumnArray::ColumnOffsets::create());
ColumnNullable& dst_nested_column = assert_cast<ColumnNullable&>(dst_arr->get_data());
Status st;
if (jsonb_path_column) {
if (path_const) {
st = inner_loop_impl<true, true>(input_rows_count, *dst_arr, dst_nested_column,
res_null_map, *col_from_string, data_null_map,
jsonb_path_col, path_null_map);
} else {
st = inner_loop_impl<true, false>(input_rows_count, *dst_arr, dst_nested_column,
res_null_map, *col_from_string, data_null_map,
jsonb_path_col, path_null_map);
}
} else {
st = inner_loop_impl<false, false>(input_rows_count, *dst_arr, dst_nested_column,
res_null_map, *col_from_string, data_null_map,
jsonb_path_col, path_null_map);
}
if (!st.ok()) {
return st;
}
block.get_by_position(result).column =
ColumnNullable::create(std::move(dst_arr), std::move(null_map));
return st;
}
private:
template <bool JSONB_PATH_PARAM, bool JSON_PATH_CONST>
static ALWAYS_INLINE Status inner_loop_impl(size_t input_rows_count, ColumnArray& dst_arr,
ColumnNullable& dst_nested_column,
NullMap& res_null_map,
const ColumnString& col_from_string,
const NullMap* jsonb_data_nullmap,
const ColumnString* jsonb_path_column,
const NullMap* path_null_map) {
// if path is const, we just need to parse it once
JsonbPath const_path;
if constexpr (JSONB_PATH_PARAM && JSON_PATH_CONST) {
StringRef r_raw_ref = jsonb_path_column->get_data_at(0);
if (!const_path.seek(r_raw_ref.data, r_raw_ref.size)) {
return Status::InvalidArgument("Json path error: Invalid Json Path for value: {}",
r_raw_ref.to_string());
}
}
const auto& ldata = col_from_string.get_chars();
const auto& loffsets = col_from_string.get_offsets();
for (size_t i = 0; i < input_rows_count; ++i) {
// if jsonb data is null or path column is null , we should return null
if (jsonb_data_nullmap && (&jsonb_data_nullmap)[i]) {
res_null_map[i] = 1;
dst_arr.insert_default();
continue;
}
if constexpr (JSONB_PATH_PARAM && !JSON_PATH_CONST) {
if (path_null_map && (&path_null_map)[i]) {
res_null_map[i] = 1;
dst_arr.insert_default();
continue;
}
}
// extract jsonb keys
size_t l_off = loffsets[i - 1];
size_t l_size = loffsets[i] - l_off;
if (l_size == 0) {
res_null_map[i] = 1;
dst_arr.insert_default();
continue;
}
const char* l_raw = reinterpret_cast<const char*>(&ldata[l_off]);
JsonbDocument* doc = JsonbDocument::checkAndCreateDocument(l_raw, l_size);
if (UNLIKELY(!doc || !doc->getValue())) {
dst_arr.clear();
return Status::InvalidArgument("jsonb data is invalid");
}
JsonbValue* obj_val;
if constexpr (JSONB_PATH_PARAM) {
if constexpr (!JSON_PATH_CONST) {
const ColumnString::Chars& rdata = jsonb_path_column->get_chars();
const ColumnString::Offsets& roffsets = jsonb_path_column->get_offsets();
size_t r_off = roffsets[i - 1];
size_t r_size = roffsets[i] - r_off;
const char* r_raw = reinterpret_cast<const char*>(&rdata[r_off]);
JsonbPath path;
if (!path.seek(r_raw, r_size)) {
return Status::InvalidArgument(
"Json path error: Invalid Json Path for value: {}",
std::string_view(reinterpret_cast<const char*>(rdata.data()),
rdata.size()));
}
obj_val = doc->getValue()->findValue(path, nullptr);
} else {
obj_val = doc->getValue()->findValue(const_path, nullptr);
}
} else {
obj_val = doc->getValue();
}
if (!obj_val || !obj_val->isObject()) {
// if jsonb data is not object we should return null
res_null_map[i] = 1;
dst_arr.insert_default();
continue;
}
ObjectVal* obj = (ObjectVal*)obj_val;
for (auto it = obj->begin(); it != obj->end(); ++it) {
dst_nested_column.insert_data(it->getKeyStr(), it->klen());
}
dst_arr.get_offsets().push_back(dst_nested_column.size());
} //for
return Status::OK();
}
};
class FunctionJsonbExtractPath : public IFunction {
public:
static constexpr auto name = "json_exists_path";
static constexpr auto alias = "jsonb_exists_path";
using ColumnType = ColumnUInt8;
using Container = typename ColumnType::Container;
static FunctionPtr create() { return std::make_shared<FunctionJsonbExtractPath>(); }
String get_name() const override { return name; }
size_t get_number_of_arguments() const override { return 2; }
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
// it only needs to indicate existence and does not need to return nullable values.
return std::make_shared<DataTypeUInt8>();
}
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
uint32_t result, size_t input_rows_count) const override {
ColumnPtr jsonb_data_column;
bool jsonb_data_const = false;
// prepare jsonb data column
std::tie(jsonb_data_column, jsonb_data_const) =
unpack_if_const(block.get_by_position(arguments[0]).column);
const auto& ldata = assert_cast<const ColumnString*>(jsonb_data_column.get())->get_chars();
const auto& loffsets =
assert_cast<const ColumnString*>(jsonb_data_column.get())->get_offsets();
// prepare parse path column prepare
ColumnPtr path_column;
bool path_const = false;
std::tie(path_column, path_const) =
unpack_if_const(block.get_by_position(arguments[1]).column);
const auto* jsonb_path_column = assert_cast<const ColumnString*>(path_column.get());
auto res = ColumnType::create();
bool is_invalid_json_path = false;
const auto& rdata = jsonb_path_column->get_chars();
const auto& roffsets = jsonb_path_column->get_offsets();
if (jsonb_data_const) {
scalar_vector(context, jsonb_data_column->get_data_at(0), rdata, roffsets,
res->get_data(), is_invalid_json_path);
} else if (path_const) {
vector_scalar(context, ldata, loffsets, jsonb_path_column->get_data_at(0),
res->get_data(), is_invalid_json_path);
} else {
vector_vector(context, ldata, loffsets, rdata, roffsets, res->get_data(),
is_invalid_json_path);
}
if (is_invalid_json_path) {
return Status::InvalidArgument(
"Json path error: Invalid Json Path for value: {}",
std::string_view(reinterpret_cast<const char*>(rdata.data()), rdata.size()));
}
block.get_by_position(result).column = std::move(res);
return Status::OK();
}
private:
static ALWAYS_INLINE void inner_loop_impl(size_t i, Container& res, const char* l_raw_str,
size_t l_str_size, JsonbPath& path) {
// doc is NOT necessary to be deleted since JsonbDocument will not allocate memory
JsonbDocument* doc = JsonbDocument::checkAndCreateDocument(l_raw_str, l_str_size);
if (UNLIKELY(!doc || !doc->getValue())) {
return;
}
// value is NOT necessary to be deleted since JsonbValue will not allocate memory
JsonbValue* value = doc->getValue()->findValue(path, nullptr);
if (value) {
res[i] = 1;
}
}
static void vector_vector(FunctionContext* context, const ColumnString::Chars& ldata,
const ColumnString::Offsets& loffsets,
const ColumnString::Chars& rdata,
const ColumnString::Offsets& roffsets, Container& res,
bool& is_invalid_json_path) {
const size_t size = loffsets.size();
res.resize_fill(size, 0);
for (size_t i = 0; i < size; i++) {
const char* l_raw_str = reinterpret_cast<const char*>(&ldata[loffsets[i - 1]]);
int l_str_size = loffsets[i] - loffsets[i - 1];
const char* r_raw_str = reinterpret_cast<const char*>(&rdata[roffsets[i - 1]]);
int r_str_size = roffsets[i] - roffsets[i - 1];
JsonbPath path;
if (!path.seek(r_raw_str, r_str_size)) {
is_invalid_json_path = true;
return;
}
inner_loop_impl(i, res, l_raw_str, l_str_size, path);
}
}
static void scalar_vector(FunctionContext* context, const StringRef& ldata,
const ColumnString::Chars& rdata,
const ColumnString::Offsets& roffsets, Container& res,
bool& is_invalid_json_path) {
const size_t size = roffsets.size();
res.resize_fill(size, 0);
for (size_t i = 0; i < size; i++) {
const char* r_raw_str = reinterpret_cast<const char*>(&rdata[roffsets[i - 1]]);
int r_str_size = roffsets[i] - roffsets[i - 1];
JsonbPath path;
if (!path.seek(r_raw_str, r_str_size)) {
is_invalid_json_path = true;
return;
}
inner_loop_impl(i, res, ldata.data, ldata.size, path);
}
}
static void vector_scalar(FunctionContext* context, const ColumnString::Chars& ldata,
const ColumnString::Offsets& loffsets, const StringRef& rdata,
Container& res, bool& is_invalid_json_path) {
const size_t size = loffsets.size();
res.resize_fill(size, 0);
JsonbPath path;
if (!path.seek(rdata.data, rdata.size)) {
is_invalid_json_path = true;
return;
}
for (size_t i = 0; i < size; i++) {
const char* l_raw_str = reinterpret_cast<const char*>(&ldata[loffsets[i - 1]]);
int l_str_size = loffsets[i] - loffsets[i - 1];
inner_loop_impl(i, res, l_raw_str, l_str_size, path);
}
}
};
template <typename ValueType>
struct JsonbExtractStringImpl {
using ReturnType = typename ValueType::ReturnType;
using ColumnType = typename ValueType::ColumnType;
static const bool only_check_exists = ValueType::only_check_exists;
private:
static ALWAYS_INLINE void inner_loop_impl(size_t i, ColumnString::Chars& res_data,
ColumnString::Offsets& res_offsets, NullMap& null_map,
const std::unique_ptr<JsonbWriter>& writer,
std::unique_ptr<JsonbToJson>& formater,
const char* l_raw, size_t l_size, JsonbPath& path) {
if (null_map[i]) {
StringOP::push_null_string(i, res_data, res_offsets, null_map);
return;
}
// doc is NOT necessary to be deleted since JsonbDocument will not allocate memory
JsonbDocument* doc = JsonbDocument::checkAndCreateDocument(l_raw, l_size);
if (UNLIKELY(!doc || !doc->getValue())) {
StringOP::push_null_string(i, res_data, res_offsets, null_map);
return;
}
// value is NOT necessary to be deleted since JsonbValue will not allocate memory
JsonbValue* value = doc->getValue()->findValue(path, nullptr);
if (UNLIKELY(!value)) {
StringOP::push_null_string(i, res_data, res_offsets, null_map);
return;
}
if constexpr (ValueType::only_get_type) {
StringOP::push_value_string(std::string_view(value->typeName()), i, res_data,
res_offsets);
return;
}
if constexpr (std::is_same_v<DataTypeJsonb, ReturnType>) {
writer->reset();
writer->writeValue(value);
StringOP::push_value_string(std::string_view(writer->getOutput()->getBuffer(),
writer->getOutput()->getSize()),
i, res_data, res_offsets);
} else {
if (LIKELY(value->isString())) {
auto str_value = (JsonbStringVal*)value;
StringOP::push_value_string(
std::string_view(str_value->getBlob(), str_value->length()), i, res_data,
res_offsets);
} else if (value->isNull()) {
StringOP::push_null_string(i, res_data, res_offsets, null_map);
} else if (value->isTrue()) {
StringOP::push_value_string("true", i, res_data, res_offsets);
} else if (value->isFalse()) {
StringOP::push_value_string("false", i, res_data, res_offsets);
} else if (value->isInt8()) {
StringOP::push_value_string(std::to_string(((const JsonbInt8Val*)value)->val()), i,
res_data, res_offsets);
} else if (value->isInt16()) {
StringOP::push_value_string(std::to_string(((const JsonbInt16Val*)value)->val()), i,
res_data, res_offsets);
} else if (value->isInt32()) {
StringOP::push_value_string(std::to_string(((const JsonbInt32Val*)value)->val()), i,
res_data, res_offsets);
} else if (value->isInt64()) {
StringOP::push_value_string(std::to_string(((const JsonbInt64Val*)value)->val()), i,
res_data, res_offsets);
} else {
if (!formater) {
formater.reset(new JsonbToJson());
}
StringOP::push_value_string(formater->to_json_string(value), i, res_data,
res_offsets);
}
}
}
public:
// for jsonb_extract_string
static Status vector_vector_v2(
FunctionContext* context, const ColumnString::Chars& ldata,
const ColumnString::Offsets& loffsets, const bool& json_data_const,
const std::vector<const ColumnString*>& rdata_columns, // here we can support more paths
const std::vector<bool>& path_const, ColumnString::Chars& res_data,
ColumnString::Offsets& res_offsets, NullMap& null_map, bool& is_invalid_json_path) {
size_t input_rows_count = json_data_const ? rdata_columns.size() : loffsets.size();
res_offsets.resize(input_rows_count);
auto writer = std::make_unique<JsonbWriter>();
std::unique_ptr<JsonbToJson> formater;
// reuseable json path list, espacially for const path
std::vector<JsonbPath> json_path_list;
json_path_list.resize(rdata_columns.size());
// lambda function to parse json path for row i and path pi
auto parse_json_path = [&](size_t i, size_t pi) -> Status {
const ColumnString* path_col = rdata_columns[pi];
const ColumnString::Chars& rdata = path_col->get_chars();
const ColumnString::Offsets& roffsets = path_col->get_offsets();
size_t r_off = roffsets[index_check_const(i, path_const[pi]) - 1];
size_t r_size = roffsets[index_check_const(i, path_const[pi])] - r_off;
const char* r_raw = reinterpret_cast<const char*>(&rdata[r_off]);
JsonbPath path;
if (!path.seek(r_raw, r_size)) {
return Status::InvalidArgument(
"Json path error: Invalid Json Path for value: {}",
std::string_view(reinterpret_cast<const char*>(rdata.data()),
rdata.size()));
}
json_path_list[pi] = std::move(path);
return Status::OK();
};
for (size_t pi = 0; pi < rdata_columns.size(); pi++) {
if (path_const[pi]) {
RETURN_IF_ERROR(parse_json_path(0, pi));
}
}
for (size_t i = 0; i < input_rows_count; ++i) {
if (null_map[i]) {
StringOP::push_null_string(i, res_data, res_offsets, null_map);
continue;
}
size_t l_off = loffsets[index_check_const(i, json_data_const) - 1];
size_t l_size = loffsets[index_check_const(i, json_data_const)] - l_off;
const char* l_raw = reinterpret_cast<const char*>(&ldata[l_off]);
if (rdata_columns.size() == 1) { // just return origin value
if (!path_const[0]) {
RETURN_IF_ERROR(parse_json_path(i, 0));
}
inner_loop_impl(i, res_data, res_offsets, null_map, writer, formater, l_raw, l_size,
json_path_list[0]);
} else { // will make array string to user
writer->reset();
writer->writeStartArray();
// doc is NOT necessary to be deleted since JsonbDocument will not allocate memory
JsonbDocument* doc = JsonbDocument::checkAndCreateDocument(l_raw, l_size);
for (size_t pi = 0; pi < rdata_columns.size(); ++pi) {
if (UNLIKELY(!doc || !doc->getValue())) {
writer->writeNull();
continue;
}
if (!path_const[pi]) {
RETURN_IF_ERROR(parse_json_path(i, pi));
}
// value is NOT necessary to be deleted since JsonbValue will not allocate memory
JsonbValue* value = doc->getValue()->findValue(json_path_list[pi], nullptr);
if (UNLIKELY(!value)) {
writer->writeNull();
} else {
writer->writeValue(value);
}
}
writer->writeEndArray();
StringOP::push_value_string(std::string_view(writer->getOutput()->getBuffer(),
writer->getOutput()->getSize()),
i, res_data, res_offsets);
}
} //for
return Status::OK();
}
static void vector_vector(FunctionContext* context, const ColumnString::Chars& ldata,
const ColumnString::Offsets& loffsets,
const ColumnString::Chars& rdata,
const ColumnString::Offsets& roffsets, ColumnString::Chars& res_data,
ColumnString::Offsets& res_offsets, NullMap& null_map,
bool& is_invalid_json_path) {
size_t input_rows_count = loffsets.size();
res_offsets.resize(input_rows_count);
std::unique_ptr<JsonbWriter> writer;
if constexpr (std::is_same_v<DataTypeJsonb, ReturnType>) {
writer.reset(new JsonbWriter());
}
std::unique_ptr<JsonbToJson> formater;
for (size_t i = 0; i < input_rows_count; ++i) {
int l_size = loffsets[i] - loffsets[i - 1];
const char* l_raw = reinterpret_cast<const char*>(&ldata[loffsets[i - 1]]);
int r_size = roffsets[i] - roffsets[i - 1];
const char* r_raw = reinterpret_cast<const char*>(&rdata[roffsets[i - 1]]);
JsonbPath path;
if (!path.seek(r_raw, r_size)) {
is_invalid_json_path = true;
StringOP::push_null_string(i, res_data, res_offsets, null_map);
return;
}
inner_loop_impl(i, res_data, res_offsets, null_map, writer, formater, l_raw, l_size,
path);
} //for
} //function
static void vector_scalar(FunctionContext* context, const ColumnString::Chars& ldata,
const ColumnString::Offsets& loffsets, const StringRef& rdata,
ColumnString::Chars& res_data, ColumnString::Offsets& res_offsets,
NullMap& null_map, bool& is_invalid_json_path) {
size_t input_rows_count = loffsets.size();
res_offsets.resize(input_rows_count);
std::unique_ptr<JsonbWriter> writer;
if constexpr (std::is_same_v<DataTypeJsonb, ReturnType>) {
writer.reset(new JsonbWriter());
}
std::unique_ptr<JsonbToJson> formater;
JsonbPath path;
if (!path.seek(rdata.data, rdata.size)) {
is_invalid_json_path = true;
return;
}
for (size_t i = 0; i < input_rows_count; ++i) {
int l_size = loffsets[i] - loffsets[i - 1];
const char* l_raw = reinterpret_cast<const char*>(&ldata[loffsets[i - 1]]);
inner_loop_impl(i, res_data, res_offsets, null_map, writer, formater, l_raw, l_size,
path);
} //for
} //function
static void scalar_vector(FunctionContext* context, const StringRef& ldata,
const ColumnString::Chars& rdata,
const ColumnString::Offsets& roffsets, ColumnString::Chars& res_data,
ColumnString::Offsets& res_offsets, NullMap& null_map,
bool& is_invalid_json_path) {
size_t input_rows_count = roffsets.size();
res_offsets.resize(input_rows_count);
std::unique_ptr<JsonbWriter> writer;
if constexpr (std::is_same_v<DataTypeJsonb, ReturnType>) {
writer.reset(new JsonbWriter());
}
std::unique_ptr<JsonbToJson> formater;
for (size_t i = 0; i < input_rows_count; ++i) {
int r_size = roffsets[i] - roffsets[i - 1];
const char* r_raw = reinterpret_cast<const char*>(&rdata[roffsets[i - 1]]);
JsonbPath path;
if (!path.seek(r_raw, r_size)) {
is_invalid_json_path = true;
StringOP::push_null_string(i, res_data, res_offsets, null_map);
return;
}
inner_loop_impl(i, res_data, res_offsets, null_map, writer, formater, ldata.data,
ldata.size, path);
} //for
} //function
};
template <typename ValueType>
struct JsonbExtractImpl {
using ReturnType = typename ValueType::ReturnType;
using ColumnType = typename ValueType::ColumnType;
using Container = typename ColumnType::Container;
static const bool only_check_exists = ValueType::only_check_exists;
private:
static ALWAYS_INLINE void inner_loop_impl(size_t i, Container& res, NullMap& null_map,
const char* l_raw_str, size_t l_str_size,
JsonbPath& path) {
if (null_map[i]) {
res[i] = 0;
return;
}
// doc is NOT necessary to be deleted since JsonbDocument will not allocate memory
JsonbDocument* doc = JsonbDocument::checkAndCreateDocument(l_raw_str, l_str_size);
if (UNLIKELY(!doc || !doc->getValue())) {
null_map[i] = 1;
res[i] = 0;
return;
}
// value is NOT necessary to be deleted since JsonbValue will not allocate memory
JsonbValue* value = doc->getValue()->findValue(path, nullptr);
if (UNLIKELY(!value)) {
if constexpr (!only_check_exists) {
null_map[i] = 1;
}
res[i] = 0;
return;
}
// if only check path exists, it's true here and skip check value
if constexpr (only_check_exists) {
res[i] = 1;
return;
}
if constexpr (std::is_same_v<void, typename ValueType::T>) {
if (value->isNull()) {
res[i] = 1;
} else {
res[i] = 0;
}
} else if constexpr (std::is_same_v<bool, typename ValueType::T>) {
if (value->isTrue()) {
res[i] = 1;
} else if (value->isFalse()) {
res[i] = 0;
} else {
null_map[i] = 1;
res[i] = 0;
}
} else if constexpr (std::is_same_v<int32_t, typename ValueType::T>) {
if (value->isInt8() || value->isInt16() || value->isInt32()) {
res[i] = (int32_t)((const JsonbIntVal*)value)->val();
} else {
null_map[i] = 1;
res[i] = 0;
}
} else if constexpr (std::is_same_v<int64_t, typename ValueType::T>) {
if (value->isInt8() || value->isInt16() || value->isInt32() || value->isInt64()) {
res[i] = (int64_t)((const JsonbIntVal*)value)->val();
} else {
null_map[i] = 1;
res[i] = 0;
}
} else if constexpr (std::is_same_v<int128_t, typename ValueType::T>) {
if (value->isInt8() || value->isInt16() || value->isInt32() || value->isInt64() ||
value->isInt128()) {
res[i] = (int128_t)((const JsonbIntVal*)value)->val();
} else {
null_map[i] = 1;
res[i] = 0;
}
} else if constexpr (std::is_same_v<double, typename ValueType::T>) {
if (value->isDouble()) {
res[i] = ((const JsonbDoubleVal*)value)->val();
} else if (value->isInt8() || value->isInt16() || value->isInt32() ||
value->isInt64()) {
res[i] = static_cast<typename ValueType::T>(((const JsonbIntVal*)value)->val());
} else {
null_map[i] = 1;
res[i] = 0;
}
} else {
throw doris::Exception(ErrorCode::INVALID_ARGUMENT,
"unexpected type in JsonbExtractImpl");
__builtin_unreachable();
}
}
public:
// for jsonb_extract_int/int64/double
static void vector_vector(FunctionContext* context, const ColumnString::Chars& ldata,
const ColumnString::Offsets& loffsets,
const ColumnString::Chars& rdata,
const ColumnString::Offsets& roffsets, Container& res,
NullMap& null_map, bool& is_invalid_json_path) {
size_t size = loffsets.size();
res.resize(size);
for (size_t i = 0; i < loffsets.size(); i++) {
if constexpr (only_check_exists) {
res[i] = 0;
}
const char* l_raw_str = reinterpret_cast<const char*>(&ldata[loffsets[i - 1]]);
int l_str_size = loffsets[i] - loffsets[i - 1];
const char* r_raw_str = reinterpret_cast<const char*>(&rdata[roffsets[i - 1]]);
int r_str_size = roffsets[i] - roffsets[i - 1];
JsonbPath path;
if (!path.seek(r_raw_str, r_str_size)) {
is_invalid_json_path = true;
res[i] = 0;
return;
}
inner_loop_impl(i, res, null_map, l_raw_str, l_str_size, path);
} //for
} //function
static void scalar_vector(FunctionContext* context, const StringRef& ldata,
const ColumnString::Chars& rdata,
const ColumnString::Offsets& roffsets, Container& res,
NullMap& null_map, bool& is_invalid_json_path) {
size_t size = roffsets.size();
res.resize(size);
for (size_t i = 0; i < size; i++) {
if constexpr (only_check_exists) {
res[i] = 0;
}
const char* r_raw_str = reinterpret_cast<const char*>(&rdata[roffsets[i - 1]]);
int r_str_size = roffsets[i] - roffsets[i - 1];
JsonbPath path;
if (!path.seek(r_raw_str, r_str_size)) {
is_invalid_json_path = true;
res[i] = 0;
return;
}
inner_loop_impl(i, res, null_map, ldata.data, ldata.size, path);
} //for
} //function
static void vector_scalar(FunctionContext* context, const ColumnString::Chars& ldata,
const ColumnString::Offsets& loffsets, const StringRef& rdata,
Container& res, NullMap& null_map, bool& is_invalid_json_path) {
size_t size = loffsets.size();
res.resize(size);
JsonbPath path;
if (!path.seek(rdata.data, rdata.size)) {
is_invalid_json_path = true;
return;
}
for (size_t i = 0; i < loffsets.size(); i++) {
if constexpr (only_check_exists) {
res[i] = 0;
}
const char* l_raw_str = reinterpret_cast<const char*>(&ldata[loffsets[i - 1]]);
int l_str_size = loffsets[i] - loffsets[i - 1];
inner_loop_impl(i, res, null_map, l_raw_str, l_str_size, path);
} //for
} //function
};
struct JsonbTypeExists {
using T = uint8_t;
using ReturnType = DataTypeUInt8;
using ColumnType = ColumnUInt8;
static const bool only_check_exists = true;
};
struct JsonbTypeNull {
using T = void;
using ReturnType = DataTypeUInt8;
using ColumnType = ColumnUInt8;
static const bool only_check_exists = false;
};
struct JsonbTypeBool {
using T = bool;
using ReturnType = DataTypeUInt8;
using ColumnType = ColumnUInt8;
static const bool only_check_exists = false;
};
struct JsonbTypeInt {
using T = int32_t;
using ReturnType = DataTypeInt32;
using ColumnType = ColumnInt32;
static const bool only_check_exists = false;
};
struct JsonbTypeInt64 {
using T = int64_t;
using ReturnType = DataTypeInt64;
using ColumnType = ColumnInt64;
static const bool only_check_exists = false;
};
struct JsonbTypeInt128 {
using T = int128_t;
using ReturnType = DataTypeInt128;
using ColumnType = ColumnInt128;
static const bool only_check_exists = false;
};
struct JsonbTypeDouble {
using T = double;
using ReturnType = DataTypeFloat64;
using ColumnType = ColumnFloat64;
static const bool only_check_exists = false;
};
struct JsonbTypeString {
using T = std::string;
using ReturnType = DataTypeString;
using ColumnType = ColumnString;
static const bool only_check_exists = false;
static const bool only_get_type = false;
};
struct JsonbTypeJson {
using T = std::string;
using ReturnType = DataTypeJsonb;
using ColumnType = ColumnString;
static const bool only_check_exists = false;
static const bool only_get_type = false;
};
struct JsonbTypeType {
using T = std::string;
using ReturnType = DataTypeString;
using ColumnType = ColumnString;
static const bool only_check_exists = false;
static const bool only_get_type = true;
};
struct JsonbExtractIsnull : public JsonbExtractImpl<JsonbTypeNull> {
static constexpr auto name = "json_extract_isnull";
static constexpr auto alias = "jsonb_extract_isnull";
};
struct JsonbExtractBool : public JsonbExtractImpl<JsonbTypeBool> {
static constexpr auto name = "json_extract_bool";
static constexpr auto alias = "jsonb_extract_bool";
};
struct JsonbExtractInt : public JsonbExtractImpl<JsonbTypeInt> {
static constexpr auto name = "json_extract_int";
static constexpr auto alias = "jsonb_extract_int";
static constexpr auto name2 = "get_json_int";
static DataTypes get_variadic_argument_types_impl() {
return {std::make_shared<DataTypeJsonb>(), std::make_shared<DataTypeString>()};
}
};
struct JsonbExtractBigInt : public JsonbExtractImpl<JsonbTypeInt64> {
static constexpr auto name = "json_extract_bigint";
static constexpr auto alias = "jsonb_extract_bigint";
static constexpr auto name2 = "get_json_bigint";
static DataTypes get_variadic_argument_types_impl() {
return {std::make_shared<DataTypeJsonb>(), std::make_shared<DataTypeString>()};
}
};
struct JsonbExtractLargeInt : public JsonbExtractImpl<JsonbTypeInt128> {
static constexpr auto name = "json_extract_largeint";
static constexpr auto alias = "jsonb_extract_largeint";
};
struct JsonbExtractDouble : public JsonbExtractImpl<JsonbTypeDouble> {
static constexpr auto name = "json_extract_double";
static constexpr auto alias = "jsonb_extract_double";
static constexpr auto name2 = "get_json_double";
static DataTypes get_variadic_argument_types_impl() {
return {std::make_shared<DataTypeJsonb>(), std::make_shared<DataTypeString>()};
}
};
struct JsonbExtractString : public JsonbExtractStringImpl<JsonbTypeString> {
static constexpr auto name = "json_extract_string";
static constexpr auto alias = "jsonb_extract_string";
static constexpr auto name2 = "get_json_string";
static DataTypes get_variadic_argument_types_impl() {
return {std::make_shared<DataTypeJsonb>(), std::make_shared<DataTypeString>()};
}
};
struct JsonbExtractJsonb : public JsonbExtractStringImpl<JsonbTypeJson> {
static constexpr auto name = "jsonb_extract";
static constexpr auto alias = "jsonb_extract";
};
struct JsonbType : public JsonbExtractStringImpl<JsonbTypeType> {
static constexpr auto name = "json_type";
static constexpr auto alias = "jsonb_type";
};
using FunctionJsonbExists = FunctionJsonbExtractPath;
using FunctionJsonbType = FunctionJsonbExtract<JsonbType>;
using FunctionJsonbExtractIsnull = FunctionJsonbExtract<JsonbExtractIsnull>;
using FunctionJsonbExtractBool = FunctionJsonbExtract<JsonbExtractBool>;
using FunctionJsonbExtractInt = FunctionJsonbExtract<JsonbExtractInt>;
using FunctionJsonbExtractBigInt = FunctionJsonbExtract<JsonbExtractBigInt>;
using FunctionJsonbExtractLargeInt = FunctionJsonbExtract<JsonbExtractLargeInt>;
using FunctionJsonbExtractDouble = FunctionJsonbExtract<JsonbExtractDouble>;
using FunctionJsonbExtractString = FunctionJsonbExtract<JsonbExtractString>;
using FunctionJsonbExtractJsonb = FunctionJsonbExtract<JsonbExtractJsonb>;
template <typename Impl>
class FunctionJsonbLength : public IFunction {
public:
static constexpr auto name = "json_length";
String get_name() const override { return name; }
static FunctionPtr create() { return std::make_shared<FunctionJsonbLength<Impl>>(); }
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
return make_nullable(std::make_shared<DataTypeInt32>());
}
DataTypes get_variadic_argument_types_impl() const override {
return Impl::get_variadic_argument_types();
}
size_t get_number_of_arguments() const override {
return get_variadic_argument_types_impl().size();
}
bool use_default_implementation_for_nulls() const override { return false; }
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
uint32_t result, size_t input_rows_count) const override {
return Impl::execute_impl(context, block, arguments, result, input_rows_count);
}
};
struct JsonbLengthUtil {
static Status jsonb_length_execute(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, uint32_t result,
size_t input_rows_count) {
DCHECK_GE(arguments.size(), 2);
ColumnPtr jsonb_data_column;
bool jsonb_data_const = false;
// prepare jsonb data column
std::tie(jsonb_data_column, jsonb_data_const) =
unpack_if_const(block.get_by_position(arguments[0]).column);
ColumnPtr path_column;
bool is_const = false;
std::tie(path_column, is_const) =
unpack_if_const(block.get_by_position(arguments[1]).column);
JsonbPath path;
if (is_const) {
auto path_value = path_column->get_data_at(0);
if (!path.seek(path_value.data, path_value.size)) {
return Status::InvalidArgument(
"Json path error: Invalid Json Path for value: {}",
std::string_view(reinterpret_cast<const char*>(path_value.data),
path_value.size));
}
}
auto null_map = ColumnUInt8::create(input_rows_count, 0);
auto return_type = block.get_data_type(result);
MutableColumnPtr res = return_type->create_column();
for (size_t i = 0; i < input_rows_count; ++i) {
if (jsonb_data_column->is_null_at(i) || path_column->is_null_at(i) ||
(jsonb_data_column->get_data_at(i).size == 0)) {
null_map->get_data()[i] = 1;
res->insert_data(nullptr, 0);
continue;
}
if (!is_const) {
auto path_value = path_column->get_data_at(i);
path.clean();
if (!path.seek(path_value.data, path_value.size)) {
return Status::InvalidArgument(
"Json path error: Invalid Json Path for value: {}",
std::string_view(reinterpret_cast<const char*>(path_value.data),
path_value.size));
}
}
auto jsonb_value = jsonb_data_column->get_data_at(i);
// doc is NOT necessary to be deleted since JsonbDocument will not allocate memory
JsonbDocument* doc =
JsonbDocument::checkAndCreateDocument(jsonb_value.data, jsonb_value.size);
JsonbValue* value = doc->getValue()->findValue(path, nullptr);
if (UNLIKELY(!value)) {
null_map->get_data()[i] = 1;
res->insert_data(nullptr, 0);
continue;
}
auto length = value->length();
res->insert_data(const_cast<const char*>((char*)&length), 0);
}
block.replace_by_position(result,
ColumnNullable::create(std::move(res), std::move(null_map)));
return Status::OK();
}
};
struct JsonbLengthImpl {
static DataTypes get_variadic_argument_types() { return {std::make_shared<DataTypeJsonb>()}; }
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, uint32_t result,
size_t input_rows_count) {
auto path = ColumnString::create();
std::string root_path = "$";
for (int i = 0; i < input_rows_count; i++) {
reinterpret_cast<ColumnString*>(path.get())
->insert_data(root_path.data(), root_path.size());
}
block.insert({std::move(path), std::make_shared<DataTypeString>(), "path"});
ColumnNumbers temp_arguments = {arguments[0], block.columns() - 1};
return JsonbLengthUtil::jsonb_length_execute(context, block, temp_arguments, result,
input_rows_count);
}
};
struct JsonbLengthAndPathImpl {
static DataTypes get_variadic_argument_types() {
return {std::make_shared<DataTypeJsonb>(), std::make_shared<DataTypeString>()};
}
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, uint32_t result,
size_t input_rows_count) {
return JsonbLengthUtil::jsonb_length_execute(context, block, arguments, result,
input_rows_count);
}
};
template <typename Impl>
class FunctionJsonbContains : public IFunction {
public:
static constexpr auto name = "json_contains";
String get_name() const override { return name; }
static FunctionPtr create() { return std::make_shared<FunctionJsonbContains<Impl>>(); }
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
return make_nullable(std::make_shared<DataTypeUInt8>());
}
DataTypes get_variadic_argument_types_impl() const override {
return Impl::get_variadic_argument_types();
}
size_t get_number_of_arguments() const override {
return get_variadic_argument_types_impl().size();
}
bool use_default_implementation_for_nulls() const override { return false; }
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
uint32_t result, size_t input_rows_count) const override {
return Impl::execute_impl(context, block, arguments, result, input_rows_count);
}
};
struct JsonbContainsUtil {
static Status jsonb_contains_execute(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, uint32_t result,
size_t input_rows_count) {
DCHECK_GE(arguments.size(), 3);
auto jsonb_data1_column = block.get_by_position(arguments[0]).column;
auto jsonb_data2_column = block.get_by_position(arguments[1]).column;
ColumnPtr path_column;
bool is_const = false;
std::tie(path_column, is_const) =
unpack_if_const(block.get_by_position(arguments[2]).column);
JsonbPath path;
if (is_const) {
auto path_value = path_column->get_data_at(0);
if (!path.seek(path_value.data, path_value.size)) {
return Status::InvalidArgument(
"Json path error: Invalid Json Path for value: {}",
std::string_view(reinterpret_cast<const char*>(path_value.data),
path_value.size));
}
}
auto null_map = ColumnUInt8::create(input_rows_count, 0);
auto return_type = block.get_data_type(result);
MutableColumnPtr res = return_type->create_column();
for (size_t i = 0; i < input_rows_count; ++i) {
if (jsonb_data1_column->is_null_at(i) || jsonb_data2_column->is_null_at(i) ||
path_column->is_null_at(i)) {
null_map->get_data()[i] = 1;
res->insert_data(nullptr, 0);
continue;
}
if (!is_const) {
auto path_value = path_column->get_data_at(i);
path.clean();
if (!path.seek(path_value.data, path_value.size)) {
return Status::InvalidArgument(
"Json path error: Invalid Json Path for value: {}",
std::string_view(reinterpret_cast<const char*>(path_value.data),
path_value.size));
}
}
auto jsonb_value1 = jsonb_data1_column->get_data_at(i);
auto jsonb_value2 = jsonb_data2_column->get_data_at(i);
if (jsonb_value1.size == 0 || jsonb_value2.size == 0) {
null_map->get_data()[i] = 1;
res->insert_data(nullptr, 0);
continue;
}
// doc is NOT necessary to be deleted since JsonbDocument will not allocate memory
JsonbDocument* doc1 =
JsonbDocument::checkAndCreateDocument(jsonb_value1.data, jsonb_value1.size);
JsonbDocument* doc2 =
JsonbDocument::checkAndCreateDocument(jsonb_value2.data, jsonb_value2.size);
JsonbValue* value1 = doc1->getValue()->findValue(path, nullptr);
JsonbValue* value2 = doc2->getValue();
if (!value1 || !value2) {
null_map->get_data()[i] = 1;
res->insert_data(nullptr, 0);
continue;
}
auto contains_value = value1->contains(value2);
res->insert_data(const_cast<const char*>((char*)&contains_value), 0);
}
block.replace_by_position(result,
ColumnNullable::create(std::move(res), std::move(null_map)));
return Status::OK();
}
};
struct JsonbContainsImpl {
static DataTypes get_variadic_argument_types() {
return {std::make_shared<DataTypeJsonb>(), std::make_shared<DataTypeJsonb>()};
}
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, uint32_t result,
size_t input_rows_count) {
auto path = ColumnString::create();
std::string root_path = "$";
for (int i = 0; i < input_rows_count; i++) {
reinterpret_cast<ColumnString*>(path.get())
->insert_data(root_path.data(), root_path.size());
}
block.insert({std::move(path), std::make_shared<DataTypeString>(), "path"});
ColumnNumbers temp_arguments = {arguments[0], arguments[1], block.columns() - 1};
return JsonbContainsUtil::jsonb_contains_execute(context, block, temp_arguments, result,
input_rows_count);
}
};
struct JsonbContainsAndPathImpl {
static DataTypes get_variadic_argument_types() {
return {std::make_shared<DataTypeJsonb>(), std::make_shared<DataTypeJsonb>(),
std::make_shared<DataTypeString>()};
}
static Status execute_impl(FunctionContext* context, Block& block,
const ColumnNumbers& arguments, uint32_t result,
size_t input_rows_count) {
return JsonbContainsUtil::jsonb_contains_execute(context, block, arguments, result,
input_rows_count);
}
};
class FunctionJsonSearch : public IFunction {
private:
using OneFun = std::function<Status(size_t, bool*)>;
static Status always_one(size_t i, bool* res) {
*res = true;
return Status::OK();
}
static Status always_all(size_t i, bool* res) {
*res = false;
return Status::OK();
}
using CheckNullFun = std::function<bool(size_t)>;
static bool always_not_null(size_t) { return false; }
static bool always_null(size_t) { return true; }
using GetJsonStringRefFun = std::function<StringRef(size_t)>;
Status matched(const std::string_view& str, LikeState* state, unsigned char* res) const {
StringRef pattern; // not used
StringRef value_val(str.data(), str.size());
return (state->scalar_function)(&state->search_state, value_val, pattern, res);
}
/**
* Recursive search for matching string, if found, the result will be added to a vector
* @param element json element
* @param one_match
* @param search_str
* @param cur_path
* @param matches The path that has already been matched
* @return true if matched else false
*/
bool find_matches(const SimdJSONParser::Element& element, const bool& one_match,
LikeState* state, JsonbPath* cur_path,
std::unordered_set<std::string>* matches) const {
if (element.isString()) {
const std::string_view element_str = element.getString();
unsigned char res;
RETURN_IF_ERROR(matched(element_str, state, &res));
if (res) {
std::string str;
auto valid = cur_path->to_string(&str);
if (!valid) {
return false;
}
return matches->insert(str).second;
} else {
return false;
}
} else if (element.isObject()) {
const SimdJSONParser::Object& object = element.getObject();
bool find = false;
for (size_t i = 0; i < object.size(); ++i) {
const SimdJSONParser::KeyValuePair& item = object[i];
const std::string_view& key = item.first;
const SimdJSONParser::Element& child_element = item.second;
// construct an object member path leg.
auto leg = std::make_unique<leg_info>(const_cast<char*>(key.data()), key.size(), 0,
MEMBER_CODE);
cur_path->add_leg_to_leg_vector(std::move(leg));
find |= find_matches(child_element, one_match, state, cur_path, matches);
cur_path->pop_leg_from_leg_vector();
if (one_match && find) {
return true;
}
}
return find;
} else if (element.isArray()) {
const SimdJSONParser::Array& array = element.getArray();
bool find = false;
for (size_t i = 0; i < array.size(); ++i) {
auto leg = std::make_unique<leg_info>(nullptr, 0, i, ARRAY_CODE);
cur_path->add_leg_to_leg_vector(std::move(leg));
const SimdJSONParser::Element& child_element = array[i];
// construct an array cell path leg.
find |= find_matches(child_element, one_match, state, cur_path, matches);
cur_path->pop_leg_from_leg_vector();
if (one_match && find) {
return true;
}
}
return find;
} else {
return false;
}
}
void make_result_str(std::unordered_set<std::string>& matches, ColumnString* result_col) const {
JsonbWriter writer;
if (matches.size() == 1) {
for (const auto& str_ref : matches) {
writer.writeStartString();
writer.writeString(str_ref);
writer.writeEndString();
}
} else {
writer.writeStartArray();
for (const auto& str_ref : matches) {
writer.writeStartString();
writer.writeString(str_ref);
writer.writeEndString();
}
writer.writeEndArray();
}
result_col->insert_data(writer.getOutput()->getBuffer(),
(size_t)writer.getOutput()->getSize());
}
template <bool search_is_const>
Status execute_vector(Block& block, size_t input_rows_count, CheckNullFun json_null_check,
GetJsonStringRefFun col_json_string, CheckNullFun one_null_check,
OneFun one_check, CheckNullFun search_null_check,
const ColumnString* col_search_string, FunctionContext* context,
size_t result) const {
auto result_col = ColumnString::create();
auto null_map = ColumnUInt8::create(input_rows_count, 0);
std::shared_ptr<LikeState> state_ptr;
LikeState* state = nullptr;
if (search_is_const) {
state = reinterpret_cast<LikeState*>(
context->get_function_state(FunctionContext::THREAD_LOCAL));
}
SimdJSONParser parser;
SimdJSONParser::Element root_element;
bool is_one = false;
for (size_t i = 0; i < input_rows_count; ++i) {
// an error occurs if the json_doc argument is not a valid json document.
if (json_null_check(i)) {
null_map->get_data()[i] = 1;
result_col->insert_data("", 0);
continue;
}
const auto& json_doc = col_json_string(i);
if (!parser.parse(json_doc.data, json_doc.size, root_element)) {
return Status::InvalidArgument(
"the json_doc argument {} is not a valid json document", json_doc);
}
if (!one_null_check(i)) {
RETURN_IF_ERROR(one_check(i, &is_one));
}
if (one_null_check(i) || search_null_check(i)) {
null_map->get_data()[i] = 1;
result_col->insert_data("", 0);
continue;
}
// an error occurs if any path argument is not a valid path expression.
std::string root_path_str = "$";
JsonbPath root_path;
root_path.seek(root_path_str.c_str(), root_path_str.size());
std::vector<JsonbPath*> paths;
paths.push_back(&root_path);
if (!search_is_const) {
state_ptr = std::make_shared<LikeState>();
state_ptr->is_like_pattern = true;
const auto& search_str = col_search_string->get_data_at(i);
RETURN_IF_ERROR(FunctionLike::construct_like_const_state(context, search_str,
state_ptr, false));
state = state_ptr.get();
}
// maintain a hashset to deduplicate matches.
std::unordered_set<std::string> matches;
for (const auto& item : paths) {
auto cur_path = item;
auto find = find_matches(root_element, is_one, state, cur_path, &matches);
if (is_one && find) {
break;
}
}
if (matches.empty()) {
// returns NULL if the search_str is not found in the document.
null_map->get_data()[i] = 1;
result_col->insert_data("", 0);
continue;
}
make_result_str(matches, result_col.get());
}
auto result_col_nullable =
ColumnNullable::create(std::move(result_col), std::move(null_map));
block.replace_by_position(result, std::move(result_col_nullable));
return Status::OK();
}
static constexpr auto one = "one";
static constexpr auto all = "all";
public:
static constexpr auto name = "json_search";
static FunctionPtr create() { return std::make_shared<FunctionJsonSearch>(); }
String get_name() const override { return name; }
bool is_variadic() const override { return false; }
size_t get_number_of_arguments() const override { return 3; }
DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
return make_nullable(std::make_shared<DataTypeJsonb>());
}
bool use_default_implementation_for_nulls() const override { return false; }
Status open(FunctionContext* context, FunctionContext::FunctionStateScope scope) override {
if (scope != FunctionContext::THREAD_LOCAL) {
return Status::OK();
}
if (context->is_col_constant(2)) {
std::shared_ptr<LikeState> state = std::make_shared<LikeState>();
state->is_like_pattern = true;
const auto pattern_col = context->get_constant_col(2)->column_ptr;
const auto& pattern = pattern_col->get_data_at(0);
RETURN_IF_ERROR(
FunctionLike::construct_like_const_state(context, pattern, state, false));
context->set_function_state(scope, state);
}
return Status::OK();
}
Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
uint32_t result, size_t input_rows_count) const override {
// the json_doc, one_or_all, and search_str must be given.
// and we require the positions are static.
if (arguments.size() < 3) {
return Status::InvalidArgument("too few arguments for function {}", name);
}
if (arguments.size() > 3) {
return Status::NotSupported("escape and path params are not support now");
}
CheckNullFun json_null_check = always_not_null;
GetJsonStringRefFun get_json_fun;
ColumnPtr col_json;
bool json_is_const = false;
// prepare jsonb data column
std::tie(col_json, json_is_const) =
unpack_if_const(block.get_by_position(arguments[0]).column);
const ColumnString* col_json_string = check_and_get_column<ColumnString>(col_json.get());
if (auto* nullable = check_and_get_column<ColumnNullable>(col_json.get())) {
col_json_string =
check_and_get_column<ColumnString>(nullable->get_nested_column_ptr().get());
}
if (!col_json_string) {
return Status::RuntimeError("Illegal arg json {} should be ColumnString",
col_json->get_name());
}
if (json_is_const) {
if (col_json->is_null_at(0)) {
json_null_check = always_null;
} else {
const auto& json_str = col_json_string->get_data_at(0);
get_json_fun = [json_str](size_t i) { return json_str; };
}
} else {
json_null_check = [col_json](size_t i) { return col_json->is_null_at(i); };
get_json_fun = [col_json_string](size_t i) { return col_json_string->get_data_at(i); };
}
// one_or_all
CheckNullFun one_null_check = always_not_null;
OneFun one_check = always_one;
ColumnPtr col_one;
bool one_is_const = false;
// prepare jsonb data column
std::tie(col_one, one_is_const) =
unpack_if_const(block.get_by_position(arguments[1]).column);
const ColumnString* col_one_string = check_and_get_column<ColumnString>(col_one.get());
if (auto* nullable = check_and_get_column<ColumnNullable>(col_one.get())) {
col_one_string = check_and_get_column<ColumnString>(*nullable->get_nested_column_ptr());
}
if (!col_one_string) {
return Status::RuntimeError("Illegal arg one {} should be ColumnString",
col_one->get_name());
}
if (one_is_const) {
if (col_one->is_null_at(0)) {
one_null_check = always_null;
} else {
const auto& one_or_all = col_one_string->get_data_at(0);
std::string one_or_all_str = one_or_all.to_string();
if (strcasecmp(one_or_all_str.c_str(), all) == 0) {
one_check = always_all;
} else if (strcasecmp(one_or_all_str.c_str(), one) == 0) {
// nothing
} else {
// an error occurs if the one_or_all argument is not 'one' nor 'all'.
return Status::InvalidArgument(
"the one_or_all argument {} is not 'one' not 'all'", one_or_all_str);
}
}
} else {
one_null_check = [col_one](size_t i) { return col_one->is_null_at(i); };
one_check = [col_one_string](size_t i, bool* is_one) {
const auto& one_or_all = col_one_string->get_data_at(i);
std::string one_or_all_str = one_or_all.to_string();
if (strcasecmp(one_or_all_str.c_str(), all) == 0) {
*is_one = false;
} else if (strcasecmp(one_or_all_str.c_str(), one) == 0) {
*is_one = true;
} else {
// an error occurs if the one_or_all argument is not 'one' nor 'all'.
return Status::InvalidArgument(
"the one_or_all argument {} is not 'one' not 'all'", one_or_all_str);
}
return Status::OK();
};
}
// search_str
ColumnPtr col_search;
bool search_is_const = false;
std::tie(col_search, search_is_const) =
unpack_if_const(block.get_by_position(arguments[2]).column);
const ColumnString* col_search_string =
check_and_get_column<ColumnString>(col_search.get());
if (auto* nullable = check_and_get_column<ColumnNullable>(col_search.get())) {
col_search_string =
check_and_get_column<ColumnString>(*nullable->get_nested_column_ptr());
}
if (!col_search_string) {
return Status::RuntimeError("Illegal arg pattern {} should be ColumnString",
col_search->get_name());
}
if (search_is_const) {
CheckNullFun search_null_check = always_not_null;
if (col_search->is_null_at(0)) {
search_null_check = always_null;
}
RETURN_IF_ERROR(execute_vector<true>(
block, input_rows_count, json_null_check, get_json_fun, one_null_check,
one_check, search_null_check, col_search_string, context, result));
} else {
CheckNullFun search_null_check = [col_search](size_t i) {
return col_search->is_null_at(i);
};
RETURN_IF_ERROR(execute_vector<false>(
block, input_rows_count, json_null_check, get_json_fun, one_null_check,
one_check, search_null_check, col_search_string, context, result));
}
return Status::OK();
}
};
void register_function_jsonb(SimpleFunctionFactory& factory) {
factory.register_function<FunctionJsonbParse>(FunctionJsonbParse::name);
factory.register_alias(FunctionJsonbParse::name, FunctionJsonbParse::alias);
factory.register_function<FunctionJsonbParseErrorNull>("json_parse_error_to_null");
factory.register_alias("json_parse_error_to_null", "jsonb_parse_error_to_null");
factory.register_function<FunctionJsonbParseErrorValue>("json_parse_error_to_value");
factory.register_alias("json_parse_error_to_value", "jsonb_parse_error_to_value");
factory.register_function<FunctionJsonbParseErrorInvalid>("json_parse_error_to_invalid");
factory.register_alias("json_parse_error_to_invalid", "jsonb_parse_error_to_invalid");
factory.register_function<FunctionJsonbParseNullable>("json_parse_nullable");
factory.register_alias("json_parse_nullable", "jsonb_parse_nullable");
factory.register_function<FunctionJsonbParseNullableErrorNull>(
"json_parse_nullable_error_to_null");
factory.register_alias("json_parse_nullable_error_to_null",
"jsonb_parse_nullable_error_to_null");
factory.register_function<FunctionJsonbParseNullableErrorValue>(
"json_parse_nullable_error_to_value");
factory.register_alias("json_parse_nullable_error_to_value",
"jsonb_parse_nullable_error_to_value");
factory.register_function<FunctionJsonbParseNullableErrorInvalid>(
"json_parse_nullable_error_to_invalid");
factory.register_alias("json_parse_nullable_error_to_invalid",
"json_parse_nullable_error_to_invalid");
factory.register_function<FunctionJsonbParseNotnull>("json_parse_notnull");
factory.register_alias("json_parse_notnull", "jsonb_parse_notnull");
factory.register_function<FunctionJsonbParseNotnullErrorValue>(
"json_parse_notnull_error_to_value");
factory.register_alias("json_parse_notnull", "jsonb_parse_notnull");
factory.register_function<FunctionJsonbParseNotnullErrorInvalid>(
"json_parse_notnull_error_to_invalid");
factory.register_alias("json_parse_notnull_error_to_invalid",
"jsonb_parse_notnull_error_to_invalid");
factory.register_function<FunctionJsonbExists>();
factory.register_alias(FunctionJsonbExists::name, FunctionJsonbExists::alias);
factory.register_function<FunctionJsonbType>();
factory.register_alias(FunctionJsonbType::name, FunctionJsonbType::alias);
factory.register_function<FunctionJsonbKeys>();
factory.register_alias(FunctionJsonbKeys::name, FunctionJsonbKeys::alias);
factory.register_function<FunctionJsonbExtractIsnull>();
factory.register_alias(FunctionJsonbExtractIsnull::name, FunctionJsonbExtractIsnull::alias);
factory.register_function<FunctionJsonbExtractBool>();
factory.register_alias(FunctionJsonbExtractBool::name, FunctionJsonbExtractBool::alias);
factory.register_function<FunctionJsonbExtractInt>();
factory.register_alias(FunctionJsonbExtractInt::name, FunctionJsonbExtractInt::alias);
factory.register_function<FunctionJsonbExtractInt>(JsonbExtractInt::name2);
factory.register_function<FunctionJsonbExtractBigInt>();
factory.register_alias(FunctionJsonbExtractBigInt::name, FunctionJsonbExtractBigInt::alias);
factory.register_function<FunctionJsonbExtractBigInt>(JsonbExtractBigInt::name2);
factory.register_function<FunctionJsonbExtractLargeInt>();
factory.register_alias(FunctionJsonbExtractLargeInt::name, FunctionJsonbExtractLargeInt::alias);
factory.register_function<FunctionJsonbExtractDouble>();
factory.register_alias(FunctionJsonbExtractDouble::name, FunctionJsonbExtractDouble::alias);
factory.register_function<FunctionJsonbExtractDouble>(JsonbExtractDouble::name2);
factory.register_function<FunctionJsonbExtractString>();
factory.register_alias(FunctionJsonbExtractString::name, FunctionJsonbExtractString::alias);
factory.register_function<FunctionJsonbExtractString>(JsonbExtractString::name2);
factory.register_function<FunctionJsonbExtractJsonb>();
// factory.register_alias(FunctionJsonbExtractJsonb::name, FunctionJsonbExtractJsonb::alias);
factory.register_function<FunctionJsonbLength<JsonbLengthImpl>>();
factory.register_function<FunctionJsonbLength<JsonbLengthAndPathImpl>>();
factory.register_function<FunctionJsonbContains<JsonbContainsImpl>>();
factory.register_function<FunctionJsonbContains<JsonbContainsAndPathImpl>>();
factory.register_function<FunctionJsonSearch>();
}
} // namespace doris::vectorized