mirror of https://github.com/citusdata/citus.git
70 lines
2.2 KiB
PL/PgSQL
70 lines
2.2 KiB
PL/PgSQL
--
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-- MULTI_SIZE_QUERIES
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--
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-- Test checks whether size of distributed tables can be obtained with citus_table_size.
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-- To find the relation size and total relation size citus_relation_size and
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-- citus_total_relation_size are also tested.
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SET citus.next_shard_id TO 1390000;
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ALTER SEQUENCE pg_catalog.pg_dist_jobid_seq RESTART 1390000;
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-- Tests with invalid relation IDs
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SELECT citus_table_size(1);
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SELECT citus_relation_size(1);
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SELECT citus_total_relation_size(1);
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-- Tests with non-distributed table
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CREATE TABLE non_distributed_table (x int);
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SELECT citus_table_size('non_distributed_table');
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SELECT citus_relation_size('non_distributed_table');
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SELECT citus_total_relation_size('non_distributed_table');
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DROP TABLE non_distributed_table;
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-- Tests on distributed table with replication factor > 1
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SELECT citus_table_size('lineitem_hash_part');
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SELECT citus_relation_size('lineitem_hash_part');
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SELECT citus_total_relation_size('lineitem_hash_part');
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VACUUM (FULL) customer_copy_hash;
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-- Tests on distributed tables with streaming replication.
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SELECT citus_table_size('customer_copy_hash');
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SELECT citus_relation_size('customer_copy_hash');
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SELECT citus_total_relation_size('customer_copy_hash');
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-- Make sure we can get multiple sizes in a single query
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SELECT citus_table_size('customer_copy_hash'),
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citus_table_size('customer_copy_hash'),
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citus_table_size('supplier');
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CREATE INDEX index_1 on customer_copy_hash(c_custkey);
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VACUUM (FULL) customer_copy_hash;
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-- Tests on distributed table with index.
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SELECT citus_table_size('customer_copy_hash');
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SELECT citus_relation_size('customer_copy_hash');
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SELECT citus_total_relation_size('customer_copy_hash');
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-- Tests on reference table
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VACUUM (FULL) supplier;
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SELECT citus_table_size('supplier');
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SELECT citus_relation_size('supplier');
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SELECT citus_total_relation_size('supplier');
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CREATE INDEX index_2 on supplier(s_suppkey);
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VACUUM (FULL) supplier;
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SELECT citus_table_size('supplier');
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SELECT citus_relation_size('supplier');
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SELECT citus_total_relation_size('supplier');
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-- Test inside the transaction
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BEGIN;
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ALTER TABLE supplier ALTER COLUMN s_suppkey SET NOT NULL;
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select citus_table_size('supplier');
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END;
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DROP INDEX index_1;
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DROP INDEX index_2;
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