mirror of https://github.com/citusdata/citus.git
87 lines
2.5 KiB
SQL
87 lines
2.5 KiB
SQL
-- ===================================================================
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-- test recursive planning functionality on prepared statements
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-- ===================================================================
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CREATE SCHEMA subquery_prepared_statements;
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SET search_path TO subquery_prepared_statements, public;
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CREATE TYPE subquery_prepared_statements.xy AS (x int, y int);
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SET client_min_messages TO DEBUG1;
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PREPARE subquery_prepare_without_param AS
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SELECT
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DISTINCT values_of_subquery
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FROM
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(SELECT
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DISTINCT (users_table.user_id, events_table.event_type)::xy as values_of_subquery
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FROM
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users_table, events_table
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WHERE
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users_table.user_id = events_table.user_id AND
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event_type IN (1,2,3,4)
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ORDER BY 1 DESC LIMIT 5
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) as foo
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ORDER BY 1 DESC;
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PREPARE subquery_prepare_param_on_partkey(int) AS
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SELECT
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DISTINCT values_of_subquery
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FROM
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(SELECT
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DISTINCT (users_table.user_id, events_table.event_type)::xy as values_of_subquery
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FROM
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users_table, events_table
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WHERE
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users_table.user_id = events_table.user_id AND
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(users_table.user_id = $1 OR users_table.user_id = 2) AND
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event_type IN (1,2,3,4)
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ORDER BY 1 DESC LIMIT 5
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) as foo
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ORDER BY 1 DESC;
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PREPARE subquery_prepare_param_non_partkey(int) AS
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SELECT
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DISTINCT values_of_subquery
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FROM
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(SELECT
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DISTINCT (users_table.user_id, events_table.event_type)::xy as values_of_subquery
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FROM
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users_table, events_table
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WHERE
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users_table.user_id = events_table.user_id AND
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event_type = $1
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ORDER BY 1 DESC LIMIT 5
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) as foo
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ORDER BY 1 DESC;
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-- execute each test with 6 times
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EXECUTE subquery_prepare_without_param;
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EXECUTE subquery_prepare_without_param;
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EXECUTE subquery_prepare_without_param;
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EXECUTE subquery_prepare_without_param;
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EXECUTE subquery_prepare_without_param;
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EXECUTE subquery_prepare_without_param;
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EXECUTE subquery_prepare_param_on_partkey(1);
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EXECUTE subquery_prepare_param_on_partkey(1);
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EXECUTE subquery_prepare_param_on_partkey(1);
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EXECUTE subquery_prepare_param_on_partkey(1);
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EXECUTE subquery_prepare_param_on_partkey(1);
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EXECUTE subquery_prepare_param_on_partkey(1);
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EXECUTE subquery_prepare_param_non_partkey(1);
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EXECUTE subquery_prepare_param_non_partkey(1);
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EXECUTE subquery_prepare_param_non_partkey(1);
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EXECUTE subquery_prepare_param_non_partkey(1);
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EXECUTE subquery_prepare_param_non_partkey(1);
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EXECUTE subquery_prepare_param_non_partkey(1);
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SET client_min_messages TO DEFAULT;
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DROP SCHEMA subquery_prepared_statements CASCADE;
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SET search_path TO public;
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