| -- 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 cpc_sketch; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_in(cstring) RETURNS cpc_sketch |
| AS '$libdir/datasketches', 'pg_sketch_in' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_out(cpc_sketch) RETURNS cstring |
| AS '$libdir/datasketches', 'pg_sketch_out' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE TYPE cpc_sketch ( |
| INPUT = cpc_sketch_in, |
| OUTPUT = cpc_sketch_out, |
| STORAGE = EXTERNAL |
| ); |
| |
| CREATE CAST (bytea as cpc_sketch) WITHOUT FUNCTION AS ASSIGNMENT; |
| CREATE CAST (cpc_sketch as bytea) WITHOUT FUNCTION AS ASSIGNMENT; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_add_item(internal, anyelement) RETURNS internal |
| AS '$libdir/datasketches', 'pg_cpc_sketch_add_item' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_add_item(internal, anyelement, int) RETURNS internal |
| AS '$libdir/datasketches', 'pg_cpc_sketch_add_item' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_get_estimate(cpc_sketch) RETURNS double precision |
| AS '$libdir/datasketches', 'pg_cpc_sketch_get_estimate' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_get_estimate_and_bounds(cpc_sketch) RETURNS double precision[] |
| AS '$libdir/datasketches', 'pg_cpc_sketch_get_estimate_and_bounds' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_get_estimate_and_bounds(cpc_sketch, int) RETURNS double precision[] |
| AS '$libdir/datasketches', 'pg_cpc_sketch_get_estimate_and_bounds' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_from_internal(internal) RETURNS cpc_sketch |
| AS '$libdir/datasketches', 'pg_cpc_sketch_from_internal' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_get_estimate_from_internal(internal) RETURNS double precision |
| AS '$libdir/datasketches', 'pg_cpc_sketch_get_estimate_from_internal' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_to_string(cpc_sketch) RETURNS TEXT |
| AS '$libdir/datasketches', 'pg_cpc_sketch_to_string' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_union_agg(internal, cpc_sketch) RETURNS internal |
| AS '$libdir/datasketches', 'pg_cpc_sketch_union_agg' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_union_agg(internal, cpc_sketch, int) RETURNS internal |
| AS '$libdir/datasketches', 'pg_cpc_sketch_union_agg' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_union_get_result(internal) RETURNS cpc_sketch |
| AS '$libdir/datasketches', 'pg_cpc_union_get_result' |
| LANGUAGE C STRICT IMMUTABLE; |
| |
| CREATE AGGREGATE cpc_sketch_distinct(anyelement) ( |
| sfunc = cpc_sketch_add_item, |
| stype = internal, |
| finalfunc = cpc_sketch_get_estimate_from_internal |
| ); |
| |
| CREATE AGGREGATE cpc_sketch_distinct(anyelement, int) ( |
| sfunc = cpc_sketch_add_item, |
| stype = internal, |
| finalfunc = cpc_sketch_get_estimate_from_internal |
| ); |
| |
| CREATE AGGREGATE cpc_sketch_build(anyelement) ( |
| sfunc = cpc_sketch_add_item, |
| stype = internal, |
| finalfunc = cpc_sketch_from_internal |
| ); |
| |
| CREATE AGGREGATE cpc_sketch_build(anyelement, int) ( |
| sfunc = cpc_sketch_add_item, |
| stype = internal, |
| finalfunc = cpc_sketch_from_internal |
| ); |
| |
| CREATE AGGREGATE cpc_sketch_union(cpc_sketch) ( |
| sfunc = cpc_sketch_union_agg, |
| stype = internal, |
| finalfunc = cpc_union_get_result |
| ); |
| |
| CREATE AGGREGATE cpc_sketch_union(cpc_sketch, int) ( |
| sfunc = cpc_sketch_union_agg, |
| stype = internal, |
| finalfunc = cpc_union_get_result |
| ); |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_union(cpc_sketch, cpc_sketch) RETURNS cpc_sketch |
| AS '$libdir/datasketches', 'pg_cpc_sketch_union' |
| LANGUAGE C IMMUTABLE; |
| |
| CREATE OR REPLACE FUNCTION cpc_sketch_union(cpc_sketch, cpc_sketch, int) RETURNS cpc_sketch |
| AS '$libdir/datasketches', 'pg_cpc_sketch_union' |
| LANGUAGE C IMMUTABLE; |