blob: 4c293e3f69b8297af25ccba171852321d2bca1a7 [file] [log] [blame]
-- 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;