mirror of https://github.com/citusdata/citus.git
Make columnar as independent citus_columnar extension
parent
6ea565d8f0
commit
a4854a8d8a
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@ -8,10 +8,17 @@ OBJS += \
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$(patsubst $(citus_abs_srcdir)/%.c,%.o,$(foreach dir,$(SUBDIRS), $(sort $(wildcard $(citus_abs_srcdir)/$(dir)/*.c))))
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MODULE_big = citus_columnar
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EXTENSION = citus_columnar
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DATA = $(wildcard sql/*--*.sql)
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PG_CPPFLAGS += -I$(libpq_srcdir) -I$(safestringlib_srcdir)/include
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ifdef USE_PGXS
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PG_CONFIG = pg_config
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PGXS := $(shell $(PG_CONFIG) --pgxs)
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include $(PGXS)
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else
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include $(citus_top_builddir)/Makefile.global
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.PHONY: install-all
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install-all: install
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endif
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@ -0,0 +1,6 @@
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# Columnar extension
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comment = 'Citus Columnar extension'
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default_version = '11.0-2'
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module_pathname = '$libdir/citus_columnar'
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relocatable = false
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schema = pg_catalog
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@ -0,0 +1,338 @@
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-- columnar--9.5-1--10.0-1.sql
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CREATE SCHEMA IF NOT EXISTS columnar;
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SET search_path TO columnar;
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CREATE SEQUENCE IF NOT EXISTS storageid_seq MINVALUE 10000000000 NO CYCLE;
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CREATE TABLE IF NOT EXISTS options (
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regclass regclass NOT NULL PRIMARY KEY,
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chunk_group_row_limit int NOT NULL,
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stripe_row_limit int NOT NULL,
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compression_level int NOT NULL,
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compression name NOT NULL
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) WITH (user_catalog_table = true);
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COMMENT ON TABLE options IS 'columnar table specific options, maintained by alter_columnar_table_set';
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CREATE TABLE IF NOT EXISTS stripe (
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storage_id bigint NOT NULL,
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stripe_num bigint NOT NULL,
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file_offset bigint NOT NULL,
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data_length bigint NOT NULL,
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column_count int NOT NULL,
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chunk_row_count int NOT NULL,
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row_count bigint NOT NULL,
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chunk_group_count int NOT NULL,
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PRIMARY KEY (storage_id, stripe_num)
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) WITH (user_catalog_table = true);
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COMMENT ON TABLE stripe IS 'Columnar per stripe metadata';
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CREATE TABLE IF NOT EXISTS chunk_group (
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storage_id bigint NOT NULL,
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stripe_num bigint NOT NULL,
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chunk_group_num int NOT NULL,
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row_count bigint NOT NULL,
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PRIMARY KEY (storage_id, stripe_num, chunk_group_num),
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FOREIGN KEY (storage_id, stripe_num) REFERENCES stripe(storage_id, stripe_num) ON DELETE CASCADE
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);
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COMMENT ON TABLE chunk_group IS 'Columnar chunk group metadata';
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CREATE TABLE IF NOT EXISTS chunk (
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storage_id bigint NOT NULL,
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stripe_num bigint NOT NULL,
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attr_num int NOT NULL,
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chunk_group_num int NOT NULL,
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minimum_value bytea,
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maximum_value bytea,
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value_stream_offset bigint NOT NULL,
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value_stream_length bigint NOT NULL,
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exists_stream_offset bigint NOT NULL,
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exists_stream_length bigint NOT NULL,
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value_compression_type int NOT NULL,
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value_compression_level int NOT NULL,
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value_decompressed_length bigint NOT NULL,
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value_count bigint NOT NULL,
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PRIMARY KEY (storage_id, stripe_num, attr_num, chunk_group_num),
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FOREIGN KEY (storage_id, stripe_num, chunk_group_num) REFERENCES chunk_group(storage_id, stripe_num, chunk_group_num) ON DELETE CASCADE
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) WITH (user_catalog_table = true);
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COMMENT ON TABLE chunk IS 'Columnar per chunk metadata';
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DO $proc$
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BEGIN
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-- from version 12 and up we have support for tableam's if installed on pg11 we can't
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-- create the objects here. Instead we rely on citus_finish_pg_upgrade to be called by the
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-- user instead to add the missing objects
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IF substring(current_Setting('server_version'), '\d+')::int >= 12 THEN
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EXECUTE $$
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--#include "udfs/columnar_handler/10.0-1.sql"
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CREATE OR REPLACE FUNCTION columnar.columnar_handler(internal)
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RETURNS table_am_handler
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LANGUAGE C
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AS 'MODULE_PATHNAME', 'columnar_handler';
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COMMENT ON FUNCTION columnar.columnar_handler(internal)
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IS 'internal function returning the handler for columnar tables';
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-- postgres 11.8 does not support the syntax for table am, also it is seemingly trying
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-- to parse the upgrade file and erroring on unknown syntax.
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-- normally this section would not execute on postgres 11 anyway. To trick it to pass on
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-- 11.8 we wrap the statement in a plpgsql block together with an EXECUTE. This is valid
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-- syntax on 11.8 and will execute correctly in 12
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DO $create_table_am$
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BEGIN
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EXECUTE 'CREATE ACCESS METHOD columnar TYPE TABLE HANDLER columnar.columnar_handler';
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END $create_table_am$;
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--#include "udfs/alter_columnar_table_set/10.0-1.sql"
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CREATE OR REPLACE FUNCTION pg_catalog.alter_columnar_table_set(
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table_name regclass,
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chunk_group_row_limit int DEFAULT NULL,
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stripe_row_limit int DEFAULT NULL,
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compression name DEFAULT null,
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compression_level int DEFAULT NULL)
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RETURNS void
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LANGUAGE C
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AS 'MODULE_PATHNAME', 'alter_columnar_table_set';
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COMMENT ON FUNCTION pg_catalog.alter_columnar_table_set(
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table_name regclass,
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chunk_group_row_limit int,
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stripe_row_limit int,
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compression name,
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compression_level int)
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IS 'set one or more options on a columnar table, when set to NULL no change is made';
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--#include "udfs/alter_columnar_table_reset/10.0-1.sql"
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CREATE OR REPLACE FUNCTION pg_catalog.alter_columnar_table_reset(
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table_name regclass,
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chunk_group_row_limit bool DEFAULT false,
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stripe_row_limit bool DEFAULT false,
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compression bool DEFAULT false,
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compression_level bool DEFAULT false)
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RETURNS void
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LANGUAGE C
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AS 'MODULE_PATHNAME', 'alter_columnar_table_reset';
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COMMENT ON FUNCTION pg_catalog.alter_columnar_table_reset(
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table_name regclass,
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chunk_group_row_limit bool,
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stripe_row_limit bool,
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compression bool,
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compression_level bool)
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IS 'reset on or more options on a columnar table to the system defaults';
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$$;
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END IF;
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END$proc$;
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-- add citus_internal schema
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CREATE SCHEMA IF NOT EXISTS citus_internal;
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-- (this function being dropped in 10.0.3)->#include "udfs/columnar_ensure_objects_exist/10.0-1.sql"
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-- citus_internal.columnar_ensure_objects_exist is an internal helper function to create
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-- missing objects, anything related to the table access methods.
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-- Since the API for table access methods is only available in PG12 we can't create these
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-- objects when Citus is installed in PG11. Once citus is installed on PG11 the user can
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-- upgrade their database to PG12. Now they require the table access method objects that
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-- we couldn't create before.
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-- This internal function is called from `citus_finish_pg_upgrade` which the user is
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-- required to call after a PG major upgrade.
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-- CREATE OR REPLACE FUNCTION citus_internal.columnar_ensure_objects_exist()
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-- RETURNS void
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-- LANGUAGE plpgsql
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-- SET search_path = pg_catalog
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-- AS $ceoe$
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-- BEGIN
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-- when postgres is version 12 or above we need to create the tableam. If the tableam
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-- exist we assume all objects have been created.
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-- IF substring(current_Setting('server_version'), '\d+')::int >= 12 THEN
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-- IF NOT EXISTS (SELECT 1 FROM pg_am WHERE amname = 'columnar') THEN
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-- --#include "../columnar_handler/10.0-1.sql"
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-- --#include "../alter_columnar_table_set/10.0-1.sql"
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-- --#include "../alter_columnar_table_reset/10.0-1.sql"
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-- -- add the missing objects to the extension
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-- ALTER EXTENSION citus ADD FUNCTION columnar.columnar_handler(internal);
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-- ALTER EXTENSION citus ADD ACCESS METHOD columnar;
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-- ALTER EXTENSION citus ADD FUNCTION pg_catalog.alter_columnar_table_set(
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-- table_name regclass,
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-- chunk_group_row_limit int,
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-- stripe_row_limit int,
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-- compression name,
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-- compression_level int);
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-- ALTER EXTENSION citus ADD FUNCTION pg_catalog.alter_columnar_table_reset(
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-- table_name regclass,
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-- chunk_group_row_limit bool,
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-- stripe_row_limit bool,
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-- compression bool,
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-- compression_level bool);
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-- END IF;
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-- END IF;
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-- END;
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-- $ceoe$;
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--COMMENT ON FUNCTION citus_internal.columnar_ensure_objects_exist()
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-- IS 'internal function to be called by pg_catalog.citus_finish_pg_upgrade responsible for creating the columnar objects';
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RESET search_path;
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-- columnar--10.0.-1 --10.0.2
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GRANT USAGE ON SCHEMA columnar TO PUBLIC;
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GRANT SELECT ON ALL tables IN SCHEMA columnar TO PUBLIC ;
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-- columnar--10.0-3--10.1-1.sql
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-- Drop foreign keys between columnar metadata tables.
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-- Postgres assigns different names to those foreign keys in PG11, so act accordingly.
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DO $proc$
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BEGIN
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IF substring(current_Setting('server_version'), '\d+')::int >= 12 THEN
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EXECUTE $$
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ALTER TABLE columnar.chunk DROP CONSTRAINT chunk_storage_id_stripe_num_chunk_group_num_fkey;
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ALTER TABLE columnar.chunk_group DROP CONSTRAINT chunk_group_storage_id_stripe_num_fkey;
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$$;
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ELSE
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EXECUTE $$
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ALTER TABLE columnar.chunk DROP CONSTRAINT chunk_storage_id_fkey;
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ALTER TABLE columnar.chunk_group DROP CONSTRAINT chunk_group_storage_id_fkey;
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$$;
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END IF;
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END$proc$;
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-- since we dropped pg11 support, we don't need to worry about missing
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-- columnar objects when upgrading postgres
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-- DROP FUNCTION citus_internal.columnar_ensure_objects_exist();
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--10.1-1 -- 10.2-1
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-- columnar--10.1-1--10.2-1.sql
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-- For a proper mapping between tid & (stripe, row_num), add a new column to
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-- columnar.stripe and define a BTREE index on this column.
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-- Also include storage_id column for per-relation scans.
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ALTER TABLE columnar.stripe ADD COLUMN first_row_number bigint;
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CREATE INDEX stripe_first_row_number_idx ON columnar.stripe USING BTREE(storage_id, first_row_number);
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-- Populate first_row_number column of columnar.stripe table.
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--
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-- For simplicity, we calculate MAX(row_count) value across all the stripes
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-- of all the columanar tables and then use it to populate first_row_number
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-- column. This would introduce some gaps however we are okay with that since
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-- it's already the case with regular INSERT/COPY's.
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DO $$
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DECLARE
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max_row_count bigint;
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-- this should be equal to columnar_storage.h/COLUMNAR_FIRST_ROW_NUMBER
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COLUMNAR_FIRST_ROW_NUMBER constant bigint := 1;
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BEGIN
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SELECT MAX(row_count) INTO max_row_count FROM columnar.stripe;
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UPDATE columnar.stripe SET first_row_number = COLUMNAR_FIRST_ROW_NUMBER +
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(stripe_num - 1) * max_row_count;
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END;
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$$;
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--#include "udfs/upgrade_columnar_storage/10.2-1.sql"
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CREATE OR REPLACE FUNCTION citus_internal.upgrade_columnar_storage(rel regclass)
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RETURNS VOID
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STRICT
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LANGUAGE c AS 'MODULE_PATHNAME', $$upgrade_columnar_storage$$;
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COMMENT ON FUNCTION citus_internal.upgrade_columnar_storage(regclass)
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IS 'function to upgrade the columnar storage, if necessary';
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--#include "udfs/downgrade_columnar_storage/10.2-1.sql"
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CREATE OR REPLACE FUNCTION citus_internal.downgrade_columnar_storage(rel regclass)
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RETURNS VOID
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STRICT
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LANGUAGE c AS 'MODULE_PATHNAME', $$downgrade_columnar_storage$$;
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COMMENT ON FUNCTION citus_internal.downgrade_columnar_storage(regclass)
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IS 'function to downgrade the columnar storage, if necessary';
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-- upgrade storage for all columnar relations
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SELECT citus_internal.upgrade_columnar_storage(c.oid) FROM pg_class c, pg_am a
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WHERE c.relam = a.oid AND amname = 'columnar';
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-- columnar--10.2-1--10.2-2.sql
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-- revoke read access for columnar.chunk from unprivileged
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-- user as it contains chunk min/max values
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REVOKE SELECT ON columnar.chunk FROM PUBLIC;
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-- columnar--10.2-2--10.2-3.sql
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-- Since stripe_first_row_number_idx is required to scan a columnar table, we
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-- need to make sure that it is created before doing anything with columnar
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-- tables during pg upgrades.
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--
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-- However, a plain btree index is not a dependency of a table, so pg_upgrade
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-- cannot guarantee that stripe_first_row_number_idx gets created when
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-- creating columnar.stripe, unless we make it a unique "constraint".
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--
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-- To do that, drop stripe_first_row_number_idx and create a unique
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-- constraint with the same name to keep the code change at minimum.
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DROP INDEX columnar.stripe_first_row_number_idx;
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ALTER TABLE columnar.stripe ADD CONSTRAINT stripe_first_row_number_idx
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UNIQUE (storage_id, first_row_number);
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-- columnar--10.2-3--10.2-4.sql
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CREATE OR REPLACE FUNCTION citus_internal.columnar_ensure_am_depends_catalog()
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RETURNS void
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LANGUAGE plpgsql
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SET search_path = pg_catalog
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AS $func$
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BEGIN
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INSERT INTO pg_depend
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SELECT -- Define a dependency edge from "columnar table access method" ..
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'pg_am'::regclass::oid as classid,
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(select oid from pg_am where amname = 'columnar') as objid,
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0 as objsubid,
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-- ... to each object that is registered to pg_class and that lives
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-- in "columnar" schema. That contains catalog tables, indexes
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-- created on them and the sequences created in "columnar" schema.
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--
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-- Given the possibility of user might have created their own objects
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-- in columnar schema, we explicitly specify list of objects that we
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-- are interested in.
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'pg_class'::regclass::oid as refclassid,
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columnar_schema_members.relname::regclass::oid as refobjid,
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0 as refobjsubid,
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'n' as deptype
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FROM (VALUES ('columnar.chunk'),
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('columnar.chunk_group'),
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('columnar.chunk_group_pkey'),
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('columnar.chunk_pkey'),
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('columnar.options'),
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('columnar.options_pkey'),
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('columnar.storageid_seq'),
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('columnar.stripe'),
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('columnar.stripe_first_row_number_idx'),
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('columnar.stripe_pkey')
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) columnar_schema_members(relname)
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-- Avoid inserting duplicate entries into pg_depend.
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EXCEPT TABLE pg_depend;
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END;
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$func$;
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COMMENT ON FUNCTION citus_internal.columnar_ensure_am_depends_catalog()
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IS 'internal function responsible for creating dependencies from columnar '
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'table access method to the rel objects in columnar schema';
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SELECT citus_internal.columnar_ensure_am_depends_catalog();
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@ -28,5 +28,5 @@ $$;
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#include "udfs/downgrade_columnar_storage/10.2-1.sql"
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-- upgrade storage for all columnar relations
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SELECT citus_internal.upgrade_columnar_storage(c.oid) FROM pg_class c, pg_am a
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PERFORM citus_internal.upgrade_columnar_storage(c.oid) FROM pg_class c, pg_am a
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WHERE c.relam = a.oid AND amname = 'columnar';
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@ -2,4 +2,4 @@
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#include "udfs/columnar_ensure_am_depends_catalog/10.2-4.sql"
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SELECT citus_internal.columnar_ensure_am_depends_catalog();
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PERFORM citus_internal.columnar_ensure_am_depends_catalog();
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@ -16,7 +16,7 @@ generated_sql_files = $(patsubst %,$(citus_abs_srcdir)/build/%,$(template_sql_fi
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generated_downgrade_sql_files += $(patsubst %,$(citus_abs_srcdir)/build/sql/%,$(template_downgrade_sql_files))
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# All citus--*.sql files that are used to upgrade between versions
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DATA_built = $(generated_sql_files)
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DATA = citus--11.0-2.control
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# directories with source files
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SUBDIRS = . commands connection ddl deparser executor metadata operations planner progress relay safeclib test transaction utils worker
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# enterprise modules
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@ -0,0 +1,4 @@
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# Citus extension 11.0-2
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relocatable = false
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schema = pg_catalog
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requires = 'citus_columnar'
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@ -1,6 +1,6 @@
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# Citus extension
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comment = 'Citus distributed database'
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default_version = '11.0-1'
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default_version = '11.0-2'
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module_pathname = '$libdir/citus'
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relocatable = false
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schema = pg_catalog
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@ -1,5 +1,12 @@
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-- citus--10.0-1--10.0-2
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#include "../../columnar/sql/columnar--10.0-1--10.0-2.sql"
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do $$ begin raise log 'citus--10.0-1--10.0-2.sql'; end; $$;
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DO $check_columnar$
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BEGIN
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IF NOT EXISTS (select 1 from pg_extension where extname='citus_columnar') THEN
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#include "../../columnar/sql/columnar--10.0-1--10.0-2.sql"
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END IF;
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END;
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$check_columnar$;
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GRANT SELECT ON public.citus_tables TO public;
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@ -9,7 +9,14 @@ INSERT INTO citus.pg_dist_object SELECT
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0 as objsubid
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ON CONFLICT DO NOTHING;
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#include "../../columnar/sql/columnar--10.0-3--10.1-1.sql"
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DO $check_columnar$
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BEGIN
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IF NOT EXISTS (select 1 from pg_extension where extname='citus_columnar') THEN
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#include "../../columnar/sql/columnar--10.0-3--10.1-1.sql"
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||||
END IF;
|
||||
END;
|
||||
$check_columnar$;
|
||||
|
||||
#include "udfs/create_distributed_table/10.1-1.sql";
|
||||
#include "udfs/worker_partitioned_relation_total_size/10.1-1.sql"
|
||||
#include "udfs/worker_partitioned_relation_size/10.1-1.sql"
|
||||
|
|
|
@ -9,7 +9,16 @@ GRANT ALL ON FUNCTION pg_catalog.worker_record_sequence_dependency(regclass,regc
|
|||
ALTER TABLE pg_catalog.pg_dist_placement ADD CONSTRAINT placement_shardid_groupid_unique_index UNIQUE (shardid, groupid);
|
||||
|
||||
#include "udfs/stop_metadata_sync_to_node/10.2-1.sql"
|
||||
#include "../../columnar/sql/columnar--10.1-1--10.2-1.sql"
|
||||
|
||||
DO $check_columnar$
|
||||
BEGIN
|
||||
PERFORM 1 FROM pg_extension WHERE extname = 'citus_columnar';
|
||||
IF NOT FOUND THEN
|
||||
#include "../../columnar/sql/columnar--10.1-1--10.2-1.sql"
|
||||
END IF;
|
||||
END;
|
||||
$check_columnar$;
|
||||
|
||||
#include "udfs/citus_internal_add_partition_metadata/10.2-1.sql";
|
||||
#include "udfs/citus_internal_add_shard_metadata/10.2-1.sql";
|
||||
#include "udfs/citus_internal_add_placement_metadata/10.2-1.sql";
|
||||
|
|
|
@ -2,4 +2,10 @@
|
|||
|
||||
-- bump version to 10.2-2
|
||||
|
||||
#include "../../columnar/sql/columnar--10.2-1--10.2-2.sql"
|
||||
DO $check_columnar$
|
||||
BEGIN
|
||||
IF NOT EXISTS (select 1 from pg_extension where extname='citus_columnar') THEN
|
||||
#include "../../columnar/sql/columnar--10.2-1--10.2-2.sql"
|
||||
END IF;
|
||||
END;
|
||||
$check_columnar$;
|
||||
|
|
|
@ -2,4 +2,10 @@
|
|||
|
||||
-- bump version to 10.2-3
|
||||
|
||||
#include "../../columnar/sql/columnar--10.2-2--10.2-3.sql"
|
||||
DO $check_columnar$
|
||||
BEGIN
|
||||
IF NOT EXISTS (select 1 from pg_extension where extname='citus_columnar') THEN
|
||||
#include "../../columnar/sql/columnar--10.2-2--10.2-3.sql"
|
||||
END IF;
|
||||
END;
|
||||
$check_columnar$;
|
||||
|
|
|
@ -2,7 +2,14 @@
|
|||
|
||||
-- bump version to 10.2-4
|
||||
|
||||
#include "../../columnar/sql/columnar--10.2-3--10.2-4.sql"
|
||||
DO $check_columnar$
|
||||
BEGIN
|
||||
PERFORM 1 FROM pg_extension WHERE extname = 'citus_columnar';
|
||||
IF NOT FOUND THEN
|
||||
#include "../../columnar/sql/columnar--10.2-3--10.2-4.sql"
|
||||
END IF;
|
||||
END;
|
||||
$check_columnar$;
|
||||
|
||||
#include "udfs/fix_partition_shard_index_names/10.2-4.sql"
|
||||
#include "udfs/fix_all_partition_shard_index_names/10.2-4.sql"
|
||||
|
|
|
@ -0,0 +1,4 @@
|
|||
-- bump up citus version
|
||||
-- citus--11.0-1--12.0-1.sql
|
||||
|
||||
do $$ begin raise log 'citus--11.0-1--12.0-1'; end; $$;
|
|
@ -1,6 +1,15 @@
|
|||
-- complain if script is sourced in psql, rather than via CREATE EXTENSION
|
||||
\echo Use "CREATE EXTENSION citus" to load this file. \quit
|
||||
|
||||
DO $check_columnar$
|
||||
BEGIN
|
||||
IF NOT EXISTS (select 1 from pg_extension where extname='citus_columnar') THEN
|
||||
RAISE EXCEPTION 'citus_columnar extension is missing'
|
||||
USING HINT = 'Please install citus_columnar extension first';
|
||||
END IF;
|
||||
END;
|
||||
$check_columnar$;
|
||||
|
||||
CREATE SCHEMA citus;
|
||||
|
||||
SET search_path = 'pg_catalog';
|
||||
|
|
|
@ -35,7 +35,14 @@ DROP FUNCTION IF EXISTS pg_catalog.citus_total_relation_size(regclass);
|
|||
#include "udfs/worker_change_sequence_dependency/10.0-1.sql"
|
||||
#include "udfs/remove_local_tables_from_metadata/10.0-1.sql"
|
||||
|
||||
#include "../../columnar/sql/columnar--9.5-1--10.0-1.sql"
|
||||
DO $check_columnar$
|
||||
BEGIN
|
||||
IF NOT EXISTS (select 1 from pg_extension where extname='citus_columnar') THEN
|
||||
#include "../../columnar/sql/columnar--9.5-1--10.0-1.sql"
|
||||
END IF;
|
||||
END;
|
||||
$check_columnar$;
|
||||
|
||||
|
||||
#include "udfs/time_partition_range/10.0-1.sql"
|
||||
#include "udfs/time_partitions/10.0-1.sql"
|
||||
|
@ -172,7 +179,13 @@ GRANT SELECT ON pg_catalog.citus_worker_stat_activity TO PUBLIC;
|
|||
|
||||
-- copy of citus--10.0-1--10.0-2
|
||||
|
||||
#include "../../columnar/sql/columnar--10.0-1--10.0-2.sql"
|
||||
DO $check_columnar$
|
||||
BEGIN
|
||||
IF NOT EXISTS (select 1 from pg_extension where extname='citus_columnar') THEN
|
||||
#include "../../columnar/sql/columnar--10.0-1--10.0-2.sql"
|
||||
END IF;
|
||||
END;
|
||||
$check_columnar$;
|
||||
|
||||
-- copy of citus--10.0-2--10.0-3
|
||||
|
||||
|
|
Loading…
Reference in New Issue