mirror of https://github.com/citusdata/citus.git
152 lines
5.0 KiB
SQL
152 lines
5.0 KiB
SQL
CREATE SCHEMA am_tableoptions;
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SET search_path TO am_tableoptions;
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SET columnar.compression TO 'none';
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CREATE TABLE table_options (a int) USING columnar;
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INSERT INTO table_options SELECT generate_series(1,100);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- test changing the compression
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SELECT alter_columnar_table_set('table_options', compression => 'pglz');
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- test changing the compression level
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SELECT alter_columnar_table_set('table_options', compression_level => 5);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- test changing the chunk_row_count
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SELECT alter_columnar_table_set('table_options', chunk_row_count => 10);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- test changing the chunk_row_count
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SELECT alter_columnar_table_set('table_options', stripe_row_count => 100);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- VACUUM FULL creates a new table, make sure it copies settings from the table you are vacuuming
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VACUUM FULL table_options;
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- set all settings at the same time
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SELECT alter_columnar_table_set('table_options', stripe_row_count => 1000, chunk_row_count => 100, compression => 'none', compression_level => 7);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- make sure table options are not changed when VACUUM a table
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VACUUM table_options;
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- make sure table options are not changed when VACUUM FULL a table
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VACUUM FULL table_options;
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- make sure table options are not changed when truncating a table
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TRUNCATE table_options;
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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ALTER TABLE table_options ALTER COLUMN a TYPE bigint;
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- reset settings one by one to the version of the GUC's
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SET columnar.chunk_row_count TO 1000;
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SET columnar.stripe_row_count TO 10000;
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SET columnar.compression TO 'pglz';
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SET columnar.compression_level TO 11;
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-- verify setting the GUC's didn't change the settings
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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SELECT alter_columnar_table_reset('table_options', chunk_row_count => true);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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SELECT alter_columnar_table_reset('table_options', stripe_row_count => true);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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SELECT alter_columnar_table_reset('table_options', compression => true);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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SELECT alter_columnar_table_reset('table_options', compression_level => true);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- verify resetting all settings at once work
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SET columnar.chunk_row_count TO 10000;
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SET columnar.stripe_row_count TO 100000;
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SET columnar.compression TO 'none';
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SET columnar.compression_level TO 13;
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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SELECT alter_columnar_table_reset(
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'table_options',
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chunk_row_count => true,
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stripe_row_count => true,
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compression => true,
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compression_level => true);
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-- show table_options settings
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SELECT * FROM columnar.options
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WHERE regclass = 'table_options'::regclass;
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-- verify edge cases
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-- first start with a table that is not a columnar table
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CREATE TABLE not_a_columnar_table (a int);
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SELECT alter_columnar_table_set('not_a_columnar_table', compression => 'pglz');
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SELECT alter_columnar_table_reset('not_a_columnar_table', compression => true);
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-- verify you can't use a compression that is not known
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SELECT alter_columnar_table_set('table_options', compression => 'foobar');
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-- verify cannot set out of range compression levels
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SELECT alter_columnar_table_set('table_options', compression_level => 0);
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SELECT alter_columnar_table_set('table_options', compression_level => 20);
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-- verify options are removed when table is dropped
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DROP TABLE table_options;
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-- we expect no entries in çstore.options for anything not found int pg_class
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SELECT * FROM columnar.options o WHERE o.regclass NOT IN (SELECT oid FROM pg_class);
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SET client_min_messages TO warning;
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DROP SCHEMA am_tableoptions CASCADE;
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