| -- 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. |
| |
| CREATE TYPE kll_float_sketch; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_in(cstring) RETURNS kll_float_sketch |
| AS '$libdir/datasketches', 'pg_sketch_in' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_out(kll_float_sketch) RETURNS cstring |
| AS '$libdir/datasketches', 'pg_sketch_out' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE TYPE kll_float_sketch ( |
| INPUT = kll_float_sketch_in, |
| OUTPUT = kll_float_sketch_out, |
| STORAGE = EXTERNAL |
| ); |
| |
| CREATE CAST (bytea as kll_float_sketch) WITHOUT FUNCTION AS ASSIGNMENT; |
| CREATE CAST (kll_float_sketch as bytea) WITHOUT FUNCTION AS ASSIGNMENT; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_add_item(internal, real) RETURNS internal |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_add_item' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_add_item(internal, real, int) RETURNS internal |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_add_item' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_get_rank(kll_float_sketch, real) RETURNS double precision |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_get_rank' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_get_quantile(kll_float_sketch, double precision) RETURNS real |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_get_quantile' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_get_n(kll_float_sketch) RETURNS bigint |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_get_n' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_to_string(kll_float_sketch) RETURNS TEXT |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_to_string' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_merge(internal, kll_float_sketch) RETURNS internal |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_merge' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_merge(internal, kll_float_sketch, int) RETURNS internal |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_merge' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_from_internal(internal) RETURNS kll_float_sketch |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_from_internal' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE AGGREGATE kll_float_sketch_build(real) ( |
| sfunc = kll_float_sketch_add_item, |
| stype = internal, |
| finalfunc = kll_float_sketch_from_internal |
| ); |
| |
| CREATE AGGREGATE kll_float_sketch_build(real, int) ( |
| sfunc = kll_float_sketch_add_item, |
| stype = internal, |
| finalfunc = kll_float_sketch_from_internal |
| ); |
| |
| CREATE AGGREGATE kll_float_sketch_merge(kll_float_sketch) ( |
| sfunc = kll_float_sketch_merge, |
| stype = internal, |
| finalfunc = kll_float_sketch_from_internal |
| ); |
| |
| CREATE AGGREGATE kll_float_sketch_merge(kll_float_sketch, int) ( |
| sfunc = kll_float_sketch_merge, |
| stype = internal, |
| finalfunc = kll_float_sketch_from_internal |
| ); |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_get_pmf(kll_float_sketch, real[]) RETURNS double precision[] |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_get_pmf' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_get_cdf(kll_float_sketch, real[]) RETURNS double precision[] |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_get_cdf' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_get_quantiles(kll_float_sketch, double precision[]) RETURNS real[] |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_get_quantiles' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_get_histogram(kll_float_sketch) RETURNS double precision[] |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_get_histogram' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION kll_float_sketch_get_histogram(kll_float_sketch, int) RETURNS double precision[] |
| AS '$libdir/datasketches', 'pg_kll_float_sketch_get_histogram' |
| LANGUAGE C STRICT IMMUTABLE; |