| // 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. |
| |
| #pragma once |
| |
| #include <cstddef> |
| #include <cstdint> |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "kudu/client/client.h" |
| #include "kudu/client/shared_ptr.h" // IWYU pragma: keep |
| #include "kudu/gutil/port.h" |
| #include "kudu/util/status.h" |
| |
| namespace kudu { |
| namespace client { |
| |
| // Log any pending errors in the given session, and then crash the current |
| // process. |
| void LogSessionErrorsAndDie(const sp::shared_ptr<KuduSession>& session, |
| const Status& s); |
| |
| // Flush the given session. If any errors occur, log them and crash |
| // the process. |
| inline void FlushSessionOrDie(const sp::shared_ptr<KuduSession>& session) { |
| Status s = session->Flush(); |
| if (PREDICT_FALSE(!s.ok())) { |
| LogSessionErrorsAndDie(session, s); |
| } |
| } |
| |
| enum class ScannedRowsOrder { |
| kAsIs, |
| kSorted, |
| }; |
| |
| // Scans in LEADER_ONLY mode, returning stringified rows in the given vector. |
| Status ScanTableToStrings(KuduTable* table, |
| std::vector<std::string>* row_strings, |
| ScannedRowsOrder rows_order = ScannedRowsOrder::kAsIs); |
| |
| // Count the number of rows in the table in LEADER_ONLY mode. |
| int64_t CountTableRows(KuduTable* table); |
| |
| // Open the specified scanner and iterate through the rows, returning the row |
| // count. The scan operations are retried a few times in case of a timeout. |
| Status CountRowsWithRetries(KuduScanner* scanner, size_t* row_count); |
| |
| Status ScanToStrings(KuduScanner* scanner, |
| std::vector<std::string>* row_strings) WARN_UNUSED_RESULT; |
| |
| } // namespace client |
| } // namespace kudu |