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This patch adds for "--ps-protocol" second execution of queries "SELECT". Also in this patch it is added ability to disable/enable (--disable_ps2_protocol/--enable_ps2_protocol) second execution for "--ps-prototocol" in testcases.
82 lines
2 KiB
Text
82 lines
2 KiB
Text
# enable view-protocol after fix MDEV-28475
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-- source include/no_view_protocol.inc
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--source include/default_optimizer_switch.inc
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--disable_ps2_protocol
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flush status;
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show status like "%custom_aggregate%";
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create table t2 (sal int(10));
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create table t3 (sal int(10),id int);
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insert into t3 values (0,1),(1,2),(2,3),(3,4);
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delimiter |;
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create aggregate function f1(x INT) returns int
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begin
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declare tot_sum int default 0;
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declare continue handler for not found return tot_sum;
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loop
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fetch group next row;
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set tot_sum= tot_sum + x;
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end loop;
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end|
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create aggregate function f2 (x int) returns int
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begin
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declare counter int default 0;
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declare continue handler for not found return 0;
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loop
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fetch group next row;
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set counter =counter + (select f1(sal) from t1);
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end loop;
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end|
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delimiter ;|
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create table t1 (sal int(10),id int(10));
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INSERT INTO t1 (sal,id) VALUES (5000,1);
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INSERT INTO t1 (sal,id) VALUES (2000,2);
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INSERT INTO t1 (sal,id) VALUES (1000,3);
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--echo Normal select with custom aggregate function
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select f1(sal) from t1 where id>= 1;
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show status like "%custom_aggregate%";
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--echo subqueries with custom aggregates
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explain
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select * from t1, (select f1(sal) as a from t1 where id>= 1) q where q.a=t1.sal;
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show status like "%custom_aggregate%";
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explain
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select * from t1, (select sal as a from t1 where (select f1(t3.sal) from t3) >=-1 ) q where q.a=t1.sal;
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show status like "%custom_aggregate%";
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explain
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select (select f1(sal) as a from t3 where t3.id= t1.id ) from t1 ;
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show status like "%custom_aggregate%";
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explain
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select (select f1(sal) as a from t3 where t3.id= t1.id ) from t1 ;
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show status like "%custom_aggregate%";
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--echo custom aggregates inside other customm aggregates
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explain
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select f2(sal) from t1;
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show status like "%custom_aggregate%";
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--echo cte with custom aggregates
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with agg_sum as (
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select f1(sal) from t1 where t1.id >=1 group by t1.id
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)
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select * from agg_sum;
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show status like "%custom_aggregate%";
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--enable_ps2_protocol
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drop table t2,t1,t3;
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drop function f1;
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drop function f2;
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