mirror of https://github.com/citusdata/citus.git
71 lines
2.9 KiB
SQL
71 lines
2.9 KiB
SQL
CREATE SCHEMA upgrade_basic;
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SET search_path TO upgrade_basic, public;
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CREATE TABLE t(a int);
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CREATE INDEX ON t USING HASH (a);
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SELECT create_distributed_table('t', 'a');
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INSERT INTO t SELECT * FROM generate_series(1, 5);
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CREATE TABLE tp(a int PRIMARY KEY);
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SELECT create_distributed_table('tp', 'a');
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INSERT INTO tp SELECT * FROM generate_series(1, 5);
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-- We store the index of distribution column and here we check that the distribution
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-- column index does not change after an upgrade if we drop a column that comes before the
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-- distribution column. The index information is in partkey column of pg_dist_partition table.
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CREATE TABLE t_ab(a int, b int);
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SELECT create_distributed_table('t_ab', 'b');
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INSERT INTO t_ab VALUES (1, 11);
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INSERT INTO t_ab VALUES (2, 22);
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INSERT INTO t_ab VALUES (3, 33);
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CREATE TABLE t2(a int, b int);
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INSERT INTO t2 VALUES (1, 11);
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INSERT INTO t2 VALUES (2, 22);
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INSERT INTO t2 VALUES (3, 33);
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ALTER TABLE t_ab DROP a;
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-- Check that basic reference tables work
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CREATE TABLE r(a int PRIMARY KEY);
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SELECT create_reference_table('r');
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INSERT INTO r SELECT * FROM generate_series(1, 5);
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CREATE TABLE tr(pk int, a int REFERENCES r(a) ON DELETE CASCADE ON UPDATE CASCADE);
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SELECT create_distributed_table('tr', 'pk');
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INSERT INTO tr SELECT c, c FROM generate_series(1, 5) as c;
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-- this function is dropped in Citus10, added here for tests
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CREATE OR REPLACE FUNCTION pg_catalog.master_create_distributed_table(table_name regclass,
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distribution_column text,
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distribution_method citus.distribution_type)
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RETURNS void
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LANGUAGE C STRICT
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AS 'citus', $$master_create_distributed_table$$;
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COMMENT ON FUNCTION pg_catalog.master_create_distributed_table(table_name regclass,
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distribution_column text,
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distribution_method citus.distribution_type)
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IS 'define the table distribution functions';
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-- this function is dropped in Citus10, added here for tests
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CREATE OR REPLACE FUNCTION pg_catalog.master_create_worker_shards(table_name text, shard_count integer,
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replication_factor integer DEFAULT 2)
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RETURNS void
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AS 'citus', $$master_create_worker_shards$$
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LANGUAGE C STRICT;
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CREATE TABLE t_range(id int, value_1 int);
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SELECT create_distributed_table('t_range', 'id', 'range');
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SELECT master_create_empty_shard('t_range') as shardid1 \gset
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SELECT master_create_empty_shard('t_range') as shardid2 \gset
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UPDATE pg_dist_shard SET shardminvalue = '1', shardmaxvalue = '3' WHERE shardid = :shardid1;
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UPDATE pg_dist_shard SET shardminvalue = '5', shardmaxvalue = '7' WHERE shardid = :shardid2;
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\copy t_range FROM STDIN with (DELIMITER ',')
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1,2
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2,3
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3,4
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\.
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\copy t_range FROM STDIN with (DELIMITER ',')
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5,2
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6,3
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7,4
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\.
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