citus/src/test/regress/sql/multi_size_queries.sql

89 lines
2.8 KiB
PL/PgSQL

--
-- MULTI_SIZE_QUERIES
--
-- Test checks whether size of distributed tables can be obtained with citus_table_size.
-- To find the relation size and total relation size citus_relation_size and
-- citus_total_relation_size are also tested.
SET citus.next_shard_id TO 1390000;
-- Tests with invalid relation IDs
SELECT citus_table_size(1);
SELECT citus_relation_size(1);
SELECT citus_total_relation_size(1);
-- Tests with non-distributed table
CREATE TABLE non_distributed_table (x int);
SELECT citus_table_size('non_distributed_table');
SELECT citus_relation_size('non_distributed_table');
SELECT citus_total_relation_size('non_distributed_table');
DROP TABLE non_distributed_table;
-- fix broken placements via disabling the node
SET client_min_messages TO ERROR;
SELECT replicate_table_shards('lineitem_hash_part', shard_replication_factor:=2, shard_transfer_mode:='block_writes');
-- Tests on distributed table with replication factor > 1
VACUUM (FULL) lineitem_hash_part;
SELECT citus_table_size('lineitem_hash_part');
SELECT citus_relation_size('lineitem_hash_part');
SELECT citus_total_relation_size('lineitem_hash_part');
VACUUM (FULL) customer_copy_hash;
-- Tests on distributed tables with streaming replication.
SELECT citus_table_size('customer_copy_hash');
SELECT citus_relation_size('customer_copy_hash');
SELECT citus_total_relation_size('customer_copy_hash');
-- Make sure we can get multiple sizes in a single query
SELECT citus_table_size('customer_copy_hash'),
citus_table_size('customer_copy_hash'),
citus_table_size('supplier');
CREATE INDEX index_1 on customer_copy_hash(c_custkey);
VACUUM (FULL) customer_copy_hash;
-- Tests on distributed table with index.
SELECT citus_table_size('customer_copy_hash');
SELECT citus_relation_size('customer_copy_hash');
SELECT citus_total_relation_size('customer_copy_hash');
-- Tests on reference table
VACUUM (FULL) supplier;
SELECT citus_table_size('supplier');
SELECT citus_relation_size('supplier');
SELECT citus_total_relation_size('supplier');
CREATE INDEX index_2 on supplier(s_suppkey);
VACUUM (FULL) supplier;
SELECT citus_table_size('supplier');
SELECT citus_relation_size('supplier');
SELECT citus_total_relation_size('supplier');
-- Test inside the transaction
BEGIN;
ALTER TABLE supplier ALTER COLUMN s_suppkey SET NOT NULL;
select citus_table_size('supplier');
END;
show citus.node_conninfo;
ALTER SYSTEM SET citus.node_conninfo = 'sslmode=require';
SELECT pg_reload_conf();
-- make sure that any invalidation to the connection info
-- wouldn't prevent future commands to fail
SELECT citus_total_relation_size('customer_copy_hash');
SELECT pg_reload_conf();
SELECT citus_total_relation_size('customer_copy_hash');
-- reset back to the original node_conninfo
ALTER SYSTEM RESET citus.node_conninfo;
SELECT pg_reload_conf();
DROP INDEX index_1;
DROP INDEX index_2;