mirror of
https://github.com/MariaDB/server.git
synced 2025-02-19 03:45:35 +01:00
678 lines
16 KiB
Text
678 lines
16 KiB
Text
SET @@session.default_storage_engine = 'MyISAM';
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create table t1 (a int,
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b int generated always as (-a) virtual,
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c int generated always as (-a) stored);
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set sql_warnings = 1;
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#
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# *** INSERT ***
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#
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# INSERT INTO tbl_name VALUES... DEFAULT is specified against gcols
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insert into t1 values (1,default,default);
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select * from t1;
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a b c
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1 -1 -1
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delete from t1;
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select * from t1;
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a b c
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# INSERT INTO tbl_name VALUES... NULL is specified against gcols
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insert into t1 values (1,null,null);
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select * from t1;
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a b c
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1 -1 -1
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delete from t1;
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select * from t1;
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a b c
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# INSERT INTO tbl_name VALUES... a non-NULL value is specified against gcols
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insert ignore into t1 values (1,2,3);
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Warnings:
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Warning 1906 The value specified for generated column 'b' in table 't1' ignored
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Warning 1906 The value specified for generated column 'c' in table 't1' ignored
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select * from t1;
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a b c
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1 -1 -1
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delete from t1;
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select * from t1;
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a b c
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# INSERT INTO tbl_name (<non_gcol_list>) VALUES...
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insert into t1 (a) values (1), (2);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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delete from t1;
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select * from t1;
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a b c
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# INSERT INTO tbl_name (<normal+gcols>) VALUES... DEFAULT is specified
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# against gcols
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insert into t1 (a,b) values (1,default), (2,default);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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delete from t1;
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select * from t1;
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a b c
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# INSERT INTO tbl_name (<normal+gcols>) VALUES... NULL is specified against gcols
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insert into t1 (a,b) values (1,null), (2,null);
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select * from t1;
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a b c
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1 -1 -1
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2 -2 -2
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delete from t1;
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select * from t1;
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a b c
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# INSERT INTO tbl_name (<normal+gcols>) VALUES... a non-NULL value is specified
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# against gcols
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insert ignore into t1 (a,b) values (1,3), (2,4);
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Warnings:
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Warning 1906 The value specified for generated column 'b' in table 't1' ignored
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Warning 1906 The value specified for generated column 'b' in table 't1' ignored
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select * from t1;
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a b c
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1 -1 -1
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2 -2 -2
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delete from t1;
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select * from t1;
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a b c
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drop table t1;
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# Table with UNIQUE non-gcol field. INSERT INTO tbl_name VALUES... ON DUPLICATE
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# KEY UPDATE <non_gcol>=expr, <gcol>=expr
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create table t1 (a int unique,
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b int generated always as (-a) virtual,
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c int generated always as (-a) stored);
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insert into t1 values (1,default,default);
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insert into t1 values (1,default,default)
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on duplicate key update a=2, b=default;
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select a,b,c from t1;
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a b c
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2 -2 -2
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delete from t1 where b in (1,2);
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select * from t1;
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a b c
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2 -2 -2
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drop table t1;
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# Table with UNIQUE gcol field. INSERT INTO tbl_name VALUES... ON DUPLICATE
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# KEY UPDATE <non_gcol>=expr, <gcol>=expr
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create table t1 (a int,
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b int generated always as (-a) virtual,
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c int generated always as (-a) stored unique);
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insert into t1 values (1,default,default);
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insert into t1 values (1,default,default)
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on duplicate key update a=2, b=default;
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select a,b,c from t1;
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a b c
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2 -2 -2
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# CREATE new_table ... LIKE old_table
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# INSERT INTO new_table SELECT * from old_table
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create table t2 like t1;
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insert into t2(a) select a from t1;
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select * from t2;
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a b c
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2 -2 -2
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drop table t2;
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# CREATE new_table ... LIKE old_table INSERT INTO new_table (<non-gcols>, <gcols>)
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# SELECT <non-gcols>, <gcols> from old_table
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insert into t1 values (1,default,default);
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select * from t1;
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a b c
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2 -2 -2
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1 -1 -1
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create table t2 like t1;
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insert into t2 (a) select a from t1;
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select * from t2 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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drop table t2;
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drop table t1;
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#
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# *** UPDATE ***
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#
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# UPDATE tbl_name SET non-gcol=expr WHERE non-gcol=expr
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create table t1 (a int,
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b int generated always as (-a) virtual,
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c int generated always as (-a) stored);
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insert into t1 (a) values (1), (2);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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update t1 set a=3 where a=2;
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select * from t1 order by a;
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a b c
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1 -1 -1
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3 -3 -3
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delete from t1;
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select * from t1;
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a b c
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# UPDATE tbl_name SET gcol=expr WHERE non-gcol=expr
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insert into t1 (a) values (1), (2);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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update ignore t1 set c=3 where a=2;
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Warnings:
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Warning 1906 The value specified for generated column 'c' in table 't1' ignored
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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delete from t1;
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select * from t1;
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a b c
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# UPDATE tbl_name SET non-gcol=expr WHERE gcol=expr
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insert into t1 (a) values (1), (2);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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update t1 set a=3 where b=-2;
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select * from t1 order by a;
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a b c
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1 -1 -1
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3 -3 -3
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delete from t1;
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select * from t1;
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a b c
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# UPDATE tbl_name SET gcol=expr WHERE gcol=expr
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insert into t1 (a) values (1), (2);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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update ignore t1 set c=3 where b=-2;
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Warnings:
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Warning 1906 The value specified for generated column 'c' in table 't1' ignored
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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delete from t1;
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select * from t1;
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a b c
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drop table t1;
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# INDEX created on gcol
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# UPDATE tbl_name SET non-gcol=expr WHERE gcol=const
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create table t1 (a int,
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b int generated always as (-a) virtual,
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c int generated always as (-a) stored unique);
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insert into t1 (a) values (1), (2);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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update t1 set a=3 where c=-2;
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select * from t1;
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a b c
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1 -1 -1
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3 -3 -3
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delete from t1;
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select * from t1;
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a b c
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# INDEX created on gcol
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# UPDATE tbl_name SET non-gcol=expr WHERE gcol=between const1 and const2
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insert into t1 (a) values (1), (2);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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update t1 set a=3 where c between -3 and -2;
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select * from t1 order by a;
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a b c
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1 -1 -1
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3 -3 -3
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delete from t1;
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select * from t1;
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a b c
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# No INDEX created on gcol
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# UPDATE tbl_name SET non-gcol=expr WHERE gcol=between const1 and const2
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insert into t1 (a) values (1), (2);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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update t1 set a=3 where b between -3 and -2;
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select * from t1 order by a;
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a b c
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1 -1 -1
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3 -3 -3
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delete from t1;
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select * from t1;
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a b c
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# INDEX created on gcol
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# UPDATE tbl_name SET non-gcol=expr
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# WHERE gcol=between const1 and const2 ORDER BY gcol
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insert into t1 (a) values (1), (2), (3), (4), (5);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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3 -3 -3
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4 -4 -4
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5 -5 -5
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update t1 set a=6 where c between -1 and 0
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order by c;
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select * from t1 order by a;
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a b c
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2 -2 -2
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3 -3 -3
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4 -4 -4
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5 -5 -5
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6 -6 -6
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delete from t1 where c between -6 and 0;
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select * from t1;
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a b c
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# INDEX created on gcol
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# UPDATE tbl_name SET non-gcol=expr
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# WHERE gcol=between const1 and const2 ORDER BY gcol LIMIT 2
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insert into t1 (a) values (1), (2), (3), (4), (5);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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3 -3 -3
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4 -4 -4
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5 -5 -5
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update t1 set a=6 where c between -1 and 0
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order by c limit 2;
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select * from t1 order by a;
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a b c
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2 -2 -2
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3 -3 -3
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4 -4 -4
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5 -5 -5
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6 -6 -6
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delete from t1 where c between -2 and 0 order by c;
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select * from t1 order by a;
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a b c
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3 -3 -3
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4 -4 -4
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5 -5 -5
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6 -6 -6
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delete from t1;
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# INDEX created on gcol
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# UPDATE tbl_name SET non-gcol=expr
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# WHERE indexed gcol=between const1 and const2 and non-indexed gcol=const3
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insert into t1 (a) values (1), (2), (3), (4), (5);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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3 -3 -3
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4 -4 -4
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5 -5 -5
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update t1 set a=6 where (c between -2 and 0) and (b=-1);
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select * from t1 order by a;
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a b c
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2 -2 -2
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3 -3 -3
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4 -4 -4
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5 -5 -5
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6 -6 -6
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delete from t1;
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# INDEX created on gcol
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# UPDATE tbl_name SET non-gcol=expr
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# WHERE indexed gcol=between const1 and const2 and non-indexed gcol=const3
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# ORDER BY indexed gcol
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insert into t1 (a) values (1), (2), (3), (4), (5);
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select * from t1 order by a;
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a b c
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1 -1 -1
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2 -2 -2
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3 -3 -3
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4 -4 -4
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5 -5 -5
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update t1 set a=6 where (c between -2 and 0) and (b=-1) order by c;
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select * from t1 order by a;
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a b c
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2 -2 -2
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3 -3 -3
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4 -4 -4
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5 -5 -5
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6 -6 -6
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delete from t1;
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drop table t1;
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#
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# *** REPLACE ***
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#
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# UNIQUE INDEX on gcol
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# REPLACE tbl_name (non-gcols) VALUES (non-gcols);
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create table t1 (a int,
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b int generated always as (-a) virtual,
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c int generated always as (-a) stored unique,
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d varchar(16));
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insert into t1 (a,d) values (1,'a'), (2,'b');
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select * from t1 order by a;
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a b c d
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1 -1 -1 a
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2 -2 -2 b
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replace t1 (a,d) values (1,'c');
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select * from t1 order by a;
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a b c d
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1 -1 -1 c
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2 -2 -2 b
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delete from t1;
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select * from t1;
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a b c d
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set sql_warnings = 0;
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drop table t1;
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Bug#20797344: WL#8149: ALLOCATED SPACE FOR INDEXED BLOB VGC CAN BE
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OVERWRITTEN FOR UPDATE
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#
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CREATE TABLE t (a varchar(100), b blob,
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c blob GENERATED ALWAYS AS (concat(a,b)) VIRTUAL,
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d blob GENERATED ALWAYS AS (b) VIRTUAL,
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e int(11) GENERATED ALWAYS AS (10) VIRTUAL,
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h int(11) NOT NULL, PRIMARY KEY (h), key(c(20)));
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INSERT INTO t(a,b,h) VALUES('aaaaaaa','1111111', 11);
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INSERT INTO t(a,b,h) VALUES('bbbbbbb','2222222', 22);
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SELECT c FROM t;
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c
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aaaaaaa1111111
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bbbbbbb2222222
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UPDATE t SET a='ccccccc';
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SELECT c FROM t;
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c
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ccccccc1111111
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ccccccc2222222
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DROP TABLE t;
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# Bug#21081742: ASSERTION !TABLE || (!TABLE->WRITE_SET ||
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# BITMAP_IS_SET(TABLE->WRITE_SET
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#
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CREATE TABLE b (
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pk INTEGER AUTO_INCREMENT,
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col_varchar_nokey VARCHAR(1),
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col_varchar_key VARCHAR(2) GENERATED ALWAYS AS
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(CONCAT(col_varchar_nokey, col_varchar_nokey)),
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PRIMARY KEY (pk)
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);
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INSERT INTO b (col_varchar_nokey) VALUES ('v'),('v');
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CREATE TABLE d (
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pk INTEGER AUTO_INCREMENT,
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col_varchar_nokey VARCHAR(1),
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col_varchar_key VARCHAR(2) GENERATED ALWAYS AS
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(CONCAT(col_varchar_nokey, col_varchar_nokey)),
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PRIMARY KEY (pk)
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) ;
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INSERT INTO d (col_varchar_nokey) VALUES ('q'),('g'),('e'),('l'),(NULL),('v'),('c'),('u'),('x');
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CREATE TABLE bb (
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pk INTEGER AUTO_INCREMENT,
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col_varchar_nokey VARCHAR(1) /*! NULL */,
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col_varchar_key VARCHAR(2) GENERATED ALWAYS AS
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(CONCAT(col_varchar_nokey, col_varchar_nokey)),
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PRIMARY KEY (pk)
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);
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INSERT INTO bb (col_varchar_nokey) VALUES ('j'),('h');
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EXPLAIN UPDATE
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d AS OUTR1, b AS OUTR2
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SET OUTR1.col_varchar_nokey = NULL
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WHERE
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( 't', 'b' ) IN
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(
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SELECT
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INNR1.col_varchar_nokey AS x,
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INNR1.col_varchar_key AS y
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FROM bb AS INNR1
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WHERE OUTR1.pk = 1
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);
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id select_type table type possible_keys key key_len ref rows Extra
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1 PRIMARY OUTR1 const PRIMARY PRIMARY 4 const 1
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1 PRIMARY INNR1 ALL NULL NULL NULL NULL 2 Using where; FirstMatch(OUTR1)
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1 PRIMARY OUTR2 index NULL PRIMARY 4 NULL 2 Using index
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DROP TABLE IF EXISTS b,bb,d;
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#
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# Bug#21216067 ASSERTION FAILED ROW_UPD_SEC_INDEX_ENTRY (INNOBASE/ROW/ROW0UPD.CC:2103)
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#
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CREATE TABLE t (
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x INT, y INT, gc INT GENERATED ALWAYS AS (x+1) STORED
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);
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INSERT INTO t VALUES ();
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UPDATE t t1, t t2 SET t2.y = 1, t1.x = 2;
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SELECT * FROM t;
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x y gc
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2 1 3
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DROP TABLE t;
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CREATE TABLE t (
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x INT, y INT, gc INT GENERATED ALWAYS AS (x+1), KEY (x,gc)
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);
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INSERT INTO t VALUES ();
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UPDATE t t1, t t2 SET t1.x = 1, t2.y = 2;
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SELECT * FROM t;
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x y gc
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1 2 2
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SELECT gc FROM t;
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gc
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2
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CHECK TABLE t;
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Table Op Msg_type Msg_text
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test.t check status OK
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DROP TABLE t;
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# stored
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CREATE TABLE C (
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col_varchar_nokey VARCHAR(1),
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col_varchar_key VARCHAR(2) GENERATED ALWAYS AS
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(CONCAT(col_varchar_nokey, col_varchar_nokey)) STORED
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);
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INSERT INTO C (col_varchar_nokey) VALUES ('c');
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EXPLAIN UPDATE C AS OUTR1, C AS OUTR2
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SET OUTR1.`col_varchar_nokey` = 'f',
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OUTR2.`col_varchar_nokey` = "a";
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE OUTR1 system NULL NULL NULL NULL 1
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1 SIMPLE OUTR2 system NULL NULL NULL NULL 1
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UPDATE C AS OUTR1, C AS OUTR2
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SET OUTR1.`col_varchar_nokey` = 'f',
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OUTR2.`col_varchar_nokey` = "a";
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SELECT * from C;
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col_varchar_nokey col_varchar_key
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a aa
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DROP TABLE C;
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# stored, indexed
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CREATE TABLE C (
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col_varchar_nokey VARCHAR(1),
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col_varchar_key VARCHAR(2) GENERATED ALWAYS AS
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(CONCAT(col_varchar_nokey, col_varchar_nokey)) STORED,
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KEY (col_varchar_key, col_varchar_nokey)
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);
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INSERT INTO C (col_varchar_nokey) VALUES ('c');
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EXPLAIN UPDATE C AS OUTR1, C AS OUTR2
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SET OUTR1.`col_varchar_nokey` = 'f',
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OUTR2.`col_varchar_nokey` = "a";
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE OUTR1 system NULL NULL NULL NULL 1
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1 SIMPLE OUTR2 system NULL NULL NULL NULL 1
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UPDATE C AS OUTR1, C AS OUTR2
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SET OUTR1.`col_varchar_nokey` = 'f',
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OUTR2.`col_varchar_nokey` = "a";
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SELECT * from C;
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col_varchar_nokey col_varchar_key
|
|
a aa
|
|
DROP TABLE C;
|
|
# virtual
|
|
CREATE TABLE C (
|
|
col_varchar_nokey VARCHAR(1),
|
|
col_varchar_key VARCHAR(2) GENERATED ALWAYS AS
|
|
(CONCAT(col_varchar_nokey, col_varchar_nokey)) VIRTUAL
|
|
);
|
|
INSERT INTO C (col_varchar_nokey) VALUES ('c');
|
|
EXPLAIN UPDATE C AS OUTR1, C AS OUTR2
|
|
SET OUTR1.`col_varchar_nokey` = 'f',
|
|
OUTR2.`col_varchar_nokey` = "a";
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE OUTR1 system NULL NULL NULL NULL 1
|
|
1 SIMPLE OUTR2 system NULL NULL NULL NULL 1
|
|
UPDATE C AS OUTR1, C AS OUTR2
|
|
SET OUTR1.`col_varchar_nokey` = 'f',
|
|
OUTR2.`col_varchar_nokey` = "a";
|
|
SELECT * from C;
|
|
col_varchar_nokey col_varchar_key
|
|
a aa
|
|
DROP TABLE C;
|
|
# virtual, indexed
|
|
CREATE TABLE C (
|
|
col_varchar_nokey VARCHAR(1),
|
|
col_varchar_key VARCHAR(2) GENERATED ALWAYS AS
|
|
(CONCAT(col_varchar_nokey, col_varchar_nokey)) VIRTUAL,
|
|
KEY (col_varchar_key, col_varchar_nokey)
|
|
);
|
|
INSERT INTO C (col_varchar_nokey) VALUES ('c');
|
|
EXPLAIN UPDATE C AS OUTR1, C AS OUTR2
|
|
SET OUTR1.`col_varchar_nokey` = 'f',
|
|
OUTR2.`col_varchar_nokey` = "a";
|
|
id select_type table type possible_keys key key_len ref rows Extra
|
|
1 SIMPLE OUTR1 system NULL NULL NULL NULL 1
|
|
1 SIMPLE OUTR2 system NULL NULL NULL NULL 1
|
|
UPDATE C AS OUTR1, C AS OUTR2
|
|
SET OUTR1.`col_varchar_nokey` = 'f',
|
|
OUTR2.`col_varchar_nokey` = "a";
|
|
SELECT * from C;
|
|
col_varchar_nokey col_varchar_key
|
|
a aa
|
|
DROP TABLE C;
|
|
#
|
|
# Bug #21530366 CRASH/ASSERTION, CORRUPTION WITH INDEXES +
|
|
# VIRTUAL COLUMNS, BLOB
|
|
#
|
|
CREATE TABLE t (
|
|
a INTEGER,
|
|
b BLOB GENERATED ALWAYS AS (a) VIRTUAL,
|
|
INDEX (b(57))
|
|
);
|
|
INSERT INTO t (a) VALUES (9);
|
|
UPDATE t SET a = 10;
|
|
DELETE FROM t WHERE a = 10;
|
|
DROP TABLE t;
|
|
# Bug#21807818: Generated columns not updated with empty insert list
|
|
CREATE TABLE t (
|
|
a BLOB GENERATED ALWAYS AS ('') VIRTUAL,
|
|
b TIMESTAMP(4) GENERATED ALWAYS AS ('') VIRTUAL,
|
|
KEY (a(183),b)
|
|
);
|
|
INSERT IGNORE INTO t VALUES(), (), ();
|
|
Warnings:
|
|
Warning 1265 Data truncated for column 'b' at row 1
|
|
Warning 1265 Data truncated for column 'b' at row 2
|
|
Warning 1265 Data truncated for column 'b' at row 3
|
|
DELETE IGNORE FROM t;
|
|
DROP TABLE t;
|
|
#
|
|
# Bug#22195458:GCOLS: ASSERTION 0 AND CORRUPTION...
|
|
#
|
|
CREATE TABLE t (
|
|
a INT,
|
|
b YEAR GENERATED ALWAYS AS ('a') VIRTUAL,
|
|
c YEAR GENERATED ALWAYS AS ('aaaa') VIRTUAL,
|
|
b1 YEAR GENERATED ALWAYS AS ('a') STORED,
|
|
c1 YEAR GENERATED ALWAYS AS ('aaaa') STORED,
|
|
UNIQUE(b),
|
|
UNIQUE(b1)
|
|
);
|
|
INSERT IGNORE INTO t VALUES();
|
|
SELECT b from t;
|
|
b
|
|
2000
|
|
SELECT b1 from t;
|
|
b1
|
|
0000
|
|
SELECT * from t;
|
|
a b c b1 c1
|
|
NULL 2000 0000 0000 0000
|
|
DELETE FROM t;
|
|
CHECK TABLE t EXTENDED;
|
|
Table Op Msg_type Msg_text
|
|
test.t check status OK
|
|
DROP TABLE t;
|
|
# Bug#22195364:GCOLS: FAILING ASSERTION:
|
|
# DFIELD_IS_NULL(DFIELD2) || DFIELD2->DATA
|
|
CREATE TABLE t (
|
|
a INT,
|
|
c BLOB GENERATED ALWAYS AS ('') VIRTUAL,
|
|
UNIQUE KEY(c(1),a)
|
|
);
|
|
INSERT INTO t(a) VALUES(1) ON DUPLICATE KEY UPDATE a=2;
|
|
SELECT * FROM t;
|
|
a c
|
|
1
|
|
INSERT INTO t(a) VALUES(1) ON DUPLICATE KEY UPDATE a=2;
|
|
SELECT * FROM t;
|
|
a c
|
|
2
|
|
SELECT GROUP_CONCAT(c ORDER BY c) FROM t;
|
|
GROUP_CONCAT(c ORDER BY c)
|
|
|
|
DROP TABLE t;
|
|
#Bug#21929967:GCOLS:GCOL VALUE CHANGES WHEN SESSION CHANGES SQL_MODE
|
|
CREATE TABLE t(c1 INT GENERATED ALWAYS AS (1) VIRTUAL,
|
|
c2 INT GENERATED ALWAYS AS(2) STORED);
|
|
INSERT INTO t VALUES(DEFAULT, DEFAULT);
|
|
SELECT * FROM t;
|
|
c1 c2
|
|
1 2
|
|
CREATE TABLE t1(c1 INT, c2 INT GENERATED ALWAYS AS(c1 + 1) STORED);
|
|
INSERT INTO t1(c2) VALUES(DEFAULT);
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
NULL NULL
|
|
CREATE TABLE t2(c1 INT DEFAULT 1, c2 INT GENERATED ALWAYS AS(c1 + 1) STORED);
|
|
INSERT INTO t2(c2) VALUES(DEFAULT);
|
|
SELECT * FROM t2;
|
|
c1 c2
|
|
1 2
|
|
DROP TABLE t, t1, t2;
|
|
# Bug#22179637: INSERT INTO TABLE FROM SELECT ACCEPTS TO INSERT INTO
|
|
# GENERATED COLUMNS
|
|
CREATE TABLE t1 (
|
|
i1 INTEGER,
|
|
i2 INTEGER GENERATED ALWAYS AS (i1 + i1)
|
|
);
|
|
INSERT INTO t1 (i1) SELECT 5;
|
|
INSERT INTO t1 (i1) SELECT 5 ON DUPLICATE KEY UPDATE i2= DEFAULT;
|
|
SELECT * FROM t1;
|
|
i1 i2
|
|
5 10
|
|
5 10
|
|
CREATE TABLE t2 (
|
|
i1 INTEGER,
|
|
i2 INTEGER GENERATED ALWAYS AS (i1 + i1) STORED
|
|
);
|
|
INSERT INTO t2 (i1) SELECT 5;
|
|
INSERT INTO t2 (i1) SELECT 5 ON DUPLICATE KEY UPDATE i2= DEFAULT;
|
|
SELECT * FROM t2;
|
|
i1 i2
|
|
5 10
|
|
5 10
|
|
DROP TABLE t1,t2;
|
|
#
|
|
# Bug#22070021 GCOL:ASSERTION `!TABLE || (!TABLE->WRITE_SET ||
|
|
# BITMAP_IS_SET(TABLE->WRITE_SET,
|
|
#
|
|
CREATE TABLE t1(
|
|
c1 INT,
|
|
c2 INT GENERATED ALWAYS AS (c1 + c1) VIRTUAL,
|
|
KEY(c2)
|
|
);
|
|
INSERT INTO t1(c1) VALUES(0);
|
|
DELETE O1.* FROM t1 AS O1, t1 AS O2;
|
|
SELECT * FROM t1;
|
|
c1 c2
|
|
DROP TABLE t1;
|
|
#
|
|
# Bug#21944199 SIMPLE DELETE QUERY CAUSES INNODB: FAILING ASSERTION: 0
|
|
# & DATA CORRUPTION
|
|
#
|
|
CREATE TEMPORARY TABLE t1 (
|
|
a INTEGER NOT NULL,
|
|
b INTEGER GENERATED ALWAYS AS (a+1) VIRTUAL
|
|
);
|
|
INSERT INTO t1 (a) VALUES (0), (0), (0);
|
|
ALTER TABLE t1 ADD INDEX idx (b);
|
|
DELETE FROM t1;
|
|
DROP TEMPORARY TABLE t1;
|
|
DROP VIEW IF EXISTS v1,v2;
|
|
DROP TABLE IF EXISTS t1,t2,t3;
|
|
DROP PROCEDURE IF EXISTS p1;
|
|
DROP FUNCTION IF EXISTS f1;
|
|
DROP TRIGGER IF EXISTS trg1;
|
|
DROP TRIGGER IF EXISTS trg2;
|
|
set sql_warnings = 0;
|