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https://github.com/MariaDB/server.git
synced 2025-07-29 05:21:33 +03:00
MDEV-31933: Make working view-protocol + ps-protocol (running two protocols together)
Fix for v. 10.5
This commit is contained in:
Lena Startseva
@ -77,7 +77,9 @@ analyze table t1;
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analyze table t2;
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explain select * from t1,t2 where t1.a=t2.b+2 and t2.a= t1.b;
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--disable_view_protocol
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select * from information_schema.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1,t2,t0;
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--echo #
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@ -104,7 +106,9 @@ INSERT INTO t1(a) SELECT a FROM t1;
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analyze table t1;
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EXPLAIN SELECT DISTINCT a FROM t1;
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--disable_view_protocol
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select * from information_schema.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1;
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--echo #
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@ -114,7 +118,9 @@ CREATE TABLE t1 (a INT, b INT, c int, d int, KEY(a,b,c,d));
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INSERT INTO t1 VALUES (1,1,1,1), (2,2,2,2), (3,3,3,3), (4,4,4,4), (1,0,1,1), (3,2,3,3), (4,5,4,4);
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ANALYZE TABLE t1;
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EXPLAIN SELECT MIN(d) FROM t1 where b=2 and c=3 group by a;
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--disable_view_protocol
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select * from information_schema.OPTIMIZER_TRACE;
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--enable_view_protocol
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DROP TABLE t1;
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CREATE TABLE t1 (id INT NOT NULL, a DATE, KEY(id,a));
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@ -128,9 +134,13 @@ INSERT INTO t1 values (1,'2001-01-01'),(1,'2001-01-02'),
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(4,'2001-01-03'),(4,'2001-01-04');
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set optimizer_trace='enabled=on';
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EXPLAIN SELECT id,MIN(a),MAX(a) FROM t1 WHERE a>=20010104e0 GROUP BY id;
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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EXPLAIN SELECT * FROM t1 WHERE a = 20010104e0 GROUP BY id;
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1;
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--echo #
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@ -159,7 +169,9 @@ update t1 set b=2 where pk between 0 and 20;
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analyze table t1;
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set optimizer_trace='enabled=on';
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explain select * from t1 where a=1 and b=2 order by c limit 1;
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1,ten,one_k;
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--echo #
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@ -185,15 +197,21 @@ analyze table t3;
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--echo # table t2 should be eliminated
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explain
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select t1.a from t1 left join t2 on t1.a=t2.a;
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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--echo # no tables should be eliminated
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explain select * from t1 left join t2 on t2.a=t1.a;
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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--echo # multiple tables are eliminated
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explain select t1.a from t1 left join (t2 join t3 on t2.b=t3.b) on t2.a=t1.a and t3.a=t1.a;
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t0, t1, t2, t3;
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--echo #
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@ -218,7 +236,9 @@ analyze table t1,t10;
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set optimizer_trace='enabled=on';
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explain extended select * from t1 where a in (select pk from t10);
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t0,t1,t11,t10,t12,t2;
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--echo #
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@ -244,7 +264,9 @@ set @@optimizer_use_condition_selectivity=4;
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set @@use_stat_tables= PREFERABLY;
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set optimizer_trace='enabled=on';
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explain select * from t1 where pk = 2 and a=5 and b=1;
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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set @@optimizer_use_condition_selectivity=@save_optimizer_use_condition_selectivity;
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set @@use_stat_tables= @save_use_stat_tables;
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drop table t0,t1;
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@ -321,7 +343,9 @@ alter table t0 add key(a);
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set optimizer_trace=1;
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explain delete from t0 where t0.a<3;
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--disable_view_protocol
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select * from information_schema.optimizer_trace;
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--enable_view_protocol
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drop table ten,t0;
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set optimizer_trace='enabled=off';
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@ -338,7 +362,9 @@ alter table t0 add key(a);
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create table t1 like t0;
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insert into t1 select * from t0;
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explain delete t0,t1 from t0, t1 where t0.a=t1.a and t1.a<3;
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--disable_view_protocol
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select * from information_schema.optimizer_trace;
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--enable_view_protocol
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drop table ten,t0,t1;
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set optimizer_trace='enabled=off';
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@ -350,7 +376,9 @@ set optimizer_trace=1;
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create table t1 (a int);
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insert into t1 values (1),(2),(3);
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explain select * from (select rand() from t1)q;
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1;
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set optimizer_trace='enabled=off';
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@ -365,6 +393,7 @@ create table t2(a int);
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insert into t2 values (1),(2),(3),(1),(2),(3),(1),(2),(3);
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set @save_optimizer_switch= @@optimizer_switch;
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explain select * from t1 where a in (select t_inner_1.a from t1 t_inner_1, t1 t_inner_2);
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--disable_view_protocol
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--echo # with Firstmatch, mostly for tracing fix_semijoin_strategies_for_picked_join_order
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@ -377,6 +406,7 @@ set optimizer_switch='materialization=on';
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explain select * from t1 t_outer_1,t2 t_outer_2 where t_outer_1.a in (select t_inner_1.a from t2 t_inner_2, t1 t_inner_1) and
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t_outer_2.a in (select t_inner_3.a from t2 t_inner_3, t1 t_inner_4);
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select * from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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set @@optimizer_switch= @save_optimizer_switch;
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drop table t1,t2;
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@ -405,11 +435,14 @@ create table t1 ( a int, b int, key a_b(a,b));
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insert into t1 select a,a from one_k;
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set optimizer_trace='enabled=on';
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#Enable after fix MDEV-32034
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--disable_view_protocol
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explain select * from t1 force index (a_b) where a=2 and b=4;
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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explain select * from t1 where a >= 900 and b between 10 and 20;
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t0,t1;
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@ -418,7 +451,10 @@ create table t1 (start_date date, end_date date, filler char(100), key(start_dat
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insert into t1 select date_add(now(), interval a day), date_add(now(), interval (a+7) day), 'data' from one_k;
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--enable_warnings
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explain select * from t1 force index(start_date) where start_date >= '2019-02-10' and end_date <'2019-04-01';
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1,one_k;
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create table ten(a int);
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@ -433,7 +469,10 @@ create table t1 (
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insert into t1 select a,a, a,a from ten;
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explain select * from t1 force index(a_b_c) where a between 1 and 4 and b < 50;
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table ten,t1;
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--echo # Ported test from MYSQL for ranges involving Binary column
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@ -442,11 +481,14 @@ CREATE TABLE t1(i INT PRIMARY KEY, b BINARY(16), INDEX i_b(b));
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INSERT INTO t1 VALUES (1, x'D95B94336A9946A39CF5B58CFE772D8C');
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INSERT INTO t1 VALUES (2, NULL);
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#Enable after fix MDEV-32034
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--disable_view_protocol
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EXPLAIN SELECT * FROM t1 WHERE b IN (0xD95B94336A9946A39CF5B58CFE772D8C);
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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EXPLAIN SELECT * FROM t1 WHERE b IS NULL;
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1;
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@ -459,6 +501,8 @@ INSERT INTO t1 VALUES (1, 'ab\n');
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INSERT INTO t1 VALUES (2, NULL);
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set optimizer_trace=1;
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EXPLAIN SELECT * FROM t1 WHERE b='ab\n';
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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ALTER TABLE t1 modify column b BINARY(10) AFTER i;
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@ -502,6 +546,7 @@ insert into t1 select date_add(now(), interval a day), date_add(now(), interval
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--enable_warnings
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explain format=json select * from t1 force index(start_date) where start_date >= '2019-02-10' and end_date <'2019-04-01';
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1, t0, one_k;
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--echo #
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@ -533,13 +578,19 @@ set optimizer_trace=1;
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--echo # but for joins using condition selectivity it is not as trivial. So,
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--echo # now we are printing it)
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explain select * from t0 A, one_k B where A.a<5 and B.a<800;
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.considered_execution_plans')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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set join_cache_level=@tmp_jcl;
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--echo # This shows post-join selectivity
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explain select * from t0 A, one_k B where A.a=B.b and B.a<800;
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.considered_execution_plans')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t0, one_k;
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--echo #
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@ -551,7 +602,10 @@ insert into t1 values ('foo'), ('bar');
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EXPLAIN SELECT * FROM t1 WHERE a= REPEAT('a', 0);
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SELECT * FROM t1 WHERE a= REPEAT('a', 0);
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.analyzing_range_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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DROP TABLE t1;
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--echo #
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@ -569,7 +623,10 @@ insert into t3 values (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);
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explain
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select * from t3 where (a,a) in (select t1.a, t2.a from t1, t2 where t1.b=t2.b);
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.semijoin_table_pullout')) from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1,t2,t3;
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@ -581,7 +638,10 @@ create table t1 (kp1 int, kp2 int, key(kp1, kp2));
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insert into t1 values (1,1),(1,5),(5,1),(5,5);
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set optimizer_trace=1;
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select * from t1 force index(kp1) where (kp1=2 and kp2 >=4);
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.range_scan_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1;
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--echo #
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@ -595,7 +655,10 @@ INSERT INTO t2 SELECT seq, seq from seq_1_to_100;
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SET OPTIMIZER_TRACE=1;
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EXPLAIN SELECT * FROM t1, t2 WHERE t1.a=t2.a ORDER BY t2.b;
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.considered_execution_plans')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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DROP TABLE t1,t2;
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--echo #
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@ -607,12 +670,15 @@ CREATE TABLE t1(a INT, b INT);
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INSERT INTO t1 SELECT seq, seq from seq_1_to_100;
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SET optimizer_trace=1;
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ANALYZE TABLE t1 PERSISTENT FOR ALL;
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#Enable after fix MDEV-32034
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--disable_view_protocol
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EXPLAIN EXTENDED SELECT * from t1 WHERE a between 1 and 5 and b <= 5;
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.selectivity_for_columns')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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EXPLAIN EXTENDED SELECT * from t1 WHERE a != 5;
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.selectivity_for_columns')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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EXPLAIN EXTENDED SELECT * from t1 WHERE b >= 10 and b < 25;
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.selectivity_for_columns')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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drop table t1;
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--echo #
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@ -623,7 +689,10 @@ drop table t1;
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CREATE TABLE t1( a INT, b INT, PRIMARY KEY( a ) );
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SELECT sum(b), row_number() OVER (order by b) FROM t1 WHERE a = 101;
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UPDATE t1 SET b=10 WHERE a=1;
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#Enable after fix MDEV-32034
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--disable_view_protocol
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SELECT JSON_DETAILED(JSON_EXTRACT(trace, '$**.range_scan_alternatives')) AS JS from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
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--enable_view_protocol
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DROP TABLE t1;
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set optimizer_trace='enabled=off';
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@ -684,10 +753,13 @@ where
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c5 in (1,2,3,4,5,6,7,8,9,10) and
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c6 in (1,2,3,4);
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select
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json_detailed(json_extract(trace, '$**.setup_range_conditions'))
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from
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information_schema.optimizer_trace;
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--enable_view_protocol
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drop table t1;
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@ -701,7 +773,9 @@ CREATE TABLE t (a int, b int);
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CREATE VIEW v AS SELECT 1 AS c UNION SELECT 2 AS c;
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INSERT INTO t VALUES (0,4),(5,6);
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UPDATE t, v SET t.b = t.a, t.a = v.c WHERE v.c < t.a;
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--disable_view_protocol
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SELECT * FROM information_schema.optimizer_trace;
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--enable_view_protocol
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SELECT * FROM t;
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@ -794,11 +868,14 @@ set optimizer_trace=DEFAULT;
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--echo # MDEV-29179 Condition pushdown from HAVING into WHERE is not shown in optimizer trace
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--echo #
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#Enable after fix MDEV-32034
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--disable_view_protocol
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CREATE TABLE t1 (a INT, b VARCHAR(1), KEY (a), KEY(b,a)) ENGINE=MEMORY;
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INSERT INTO t1 VALUES (4,'n'),(1,'h'),(NULL,'w');
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SET optimizer_trace= 'enabled=on';
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SELECT b, a FROM t1 WHERE b <> 'p' OR a = 4 GROUP BY b, a HAVING a <= 7; SELECT json_detailed(json_extract(trace, '$**.steps[*].join_optimization.steps[*].condition_pushdown_from_having') ) exp1, JSON_VALID(trace) exp2 FROM information_schema.optimizer_trace;
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DROP TABLE t1;
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--enable_view_protocol
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--echo #
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--echo # End of 10.4 tests
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@ -833,8 +910,11 @@ insert into t3 select a,a from t0;
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explain
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select * from t1 left join (t2 join t3 on t3.pk=1000) on t2.a=t1.a and t2.pk is null;
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select JSON_DETAILED(JSON_EXTRACT(trace, '$**.mark_join_nest_as_const')) as jd
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from information_schema.optimizer_trace;
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--disable_view_protocol
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drop table t0, t1, t2, t3;
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@ -850,17 +930,27 @@ set in_predicate_conversion_threshold=3;
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explain select * from t0 where a in (1,2,3,4,5,6);
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select json_detailed(json_extract(trace, '$**.in_to_subquery_conversion')) as jd
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from information_schema.optimizer_trace;
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--enable_view_protocol
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explain select * from t0 where a in (1,2,3,4,5,a+1);
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#Enable after fix MDEV-32034
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--disable_view_protocol
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select json_detailed(json_extract(trace, '$**.in_to_subquery_conversion')) as jd
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from information_schema.optimizer_trace;
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--enable_view_protocol
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explain select * from t0 where a in ('1','2','3','4','5','6');
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#Enable after fix MDEV-32034
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--disable_view_protocol
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||||
select json_detailed(json_extract(trace, '$**.in_to_subquery_conversion')) as jd
|
||||
from information_schema.optimizer_trace;
|
||||
--enable_view_protocol
|
||||
|
||||
set in_predicate_conversion_threshold=@tmp;
|
||||
drop table t0;
|
||||
@ -875,7 +965,9 @@ set optimizer_trace=1;
|
||||
|
||||
insert into t2 select * from t1 where a<= b and a>4;
|
||||
|
||||
--disable_view_protocol
|
||||
select QUERY, LENGTH(trace)>1 from information_schema.optimizer_trace;
|
||||
--enable_view_protocol
|
||||
|
||||
drop table t1, t2;
|
||||
|
||||
|
||||
Reference in New Issue
Block a user