mirror of https://github.com/citusdata/citus.git
82 lines
2.6 KiB
SQL
82 lines
2.6 KiB
SQL
-- columnar--9.5-1--10.0-1.sql
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CREATE SCHEMA columnar;
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SET search_path TO columnar;
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CREATE SEQUENCE storageid_seq MINVALUE 10000000000 NO CYCLE;
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CREATE TABLE 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 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 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 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 $$
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#include "udfs/columnar_handler/10.0-1.sql"
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#include "udfs/alter_columnar_table_set/10.0-1.sql"
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#include "udfs/alter_columnar_table_reset/10.0-1.sql"
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$$;
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END IF;
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END$proc$;
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#include "udfs/columnar_ensure_objects_exist/10.0-1.sql"
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RESET search_path;
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