citus/cstore_fdw--1.7.sql

77 lines
2.3 KiB
SQL

/* cstore_fdw/cstore_fdw--1.7.sql */
-- complain if script is sourced in psql, rather than via CREATE EXTENSION
\echo Use "CREATE EXTENSION cstore_fdw" to load this file. \quit
CREATE FUNCTION cstore_fdw_handler()
RETURNS fdw_handler
AS 'MODULE_PATHNAME'
LANGUAGE C STRICT;
CREATE FUNCTION cstore_fdw_validator(text[], oid)
RETURNS void
AS 'MODULE_PATHNAME'
LANGUAGE C STRICT;
CREATE FOREIGN DATA WRAPPER cstore_fdw
HANDLER cstore_fdw_handler
VALIDATOR cstore_fdw_validator;
CREATE FUNCTION cstore_ddl_event_end_trigger()
RETURNS event_trigger
AS 'MODULE_PATHNAME'
LANGUAGE C STRICT;
CREATE EVENT TRIGGER cstore_ddl_event_end
ON ddl_command_end
EXECUTE PROCEDURE cstore_ddl_event_end_trigger();
CREATE FUNCTION public.cstore_table_size(relation regclass)
RETURNS bigint
AS 'MODULE_PATHNAME'
LANGUAGE C STRICT;
CREATE TABLE cstore_data_files (
relfilenode oid NOT NULL,
block_row_count int NOT NULL,
version_major bigint NOT NULL,
version_minor bigint NOT NULL,
PRIMARY KEY (relfilenode)
) WITH (user_catalog_table = true);
COMMENT ON TABLE cstore_data_files IS 'CStore data file wide metadata';
CREATE TABLE cstore_stripes (
relfilenode oid NOT NULL,
stripe bigint NOT NULL,
file_offset bigint NOT NULL,
data_length bigint NOT NULL,
column_count int NOT NULL,
block_count int NOT NULL,
block_row_count int NOT NULL,
row_count bigint NOT NULL,
PRIMARY KEY (relfilenode, stripe),
FOREIGN KEY (relfilenode) REFERENCES cstore_data_files(relfilenode) ON DELETE CASCADE INITIALLY DEFERRED
) WITH (user_catalog_table = true);
COMMENT ON TABLE cstore_stripes IS 'CStore per stripe metadata';
CREATE TABLE cstore_skipnodes (
relfilenode oid NOT NULL,
stripe bigint NOT NULL,
attr int NOT NULL,
block int NOT NULL,
row_count bigint NOT NULL,
minimum_value bytea,
maximum_value bytea,
value_stream_offset bigint NOT NULL,
value_stream_length bigint NOT NULL,
exists_stream_offset bigint NOT NULL,
exists_stream_length bigint NOT NULL,
value_compression_type int NOT NULL,
PRIMARY KEY (relfilenode, stripe, attr, block),
FOREIGN KEY (relfilenode, stripe) REFERENCES cstore_stripes(relfilenode, stripe) ON DELETE CASCADE INITIALLY DEFERRED
) WITH (user_catalog_table = true);
COMMENT ON TABLE cstore_skipnodes IS 'CStore per block metadata';