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niyuhang
2023-11-15 11:44:43 +00:00
committed by ob-robot
parent 4900683cff
commit c8ace58297
685 changed files with 1080566 additions and 111051 deletions
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29
tools/deploy/mysql_test/r/mysql/truncate_table.result Normal file
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use test;
drop table if exists tc1;
create table tc1(c1 int not null primary key, c2 varchar(11));
insert into tc1 values (1, 'aaa');
insert into tc1 values (2, 'bbbb');
insert into tc1 values (3, 'ccccc');
create index idxc2 on tc1(c2);
alter table tc1 add index idxc3(c1,c2);
select * from tc1;
c1 c2
1 aaa
2 bbbb
3 ccccc
show index from tc1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression
tc1 0 PRIMARY 1 c1 A NULL NULL NULL BTREE available YES NULL
tc1 1 idxc2 1 c2 A NULL NULL NULL YES BTREE available YES NULL
tc1 1 idxc3 1 c1 A NULL NULL NULL BTREE available YES NULL
tc1 1 idxc3 2 c2 A NULL NULL NULL YES BTREE available YES NULL
truncate table tc1;
select * from tc1;
c1 c2
show index from tc1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Visible Expression
tc1 0 PRIMARY 1 c1 A NULL NULL NULL BTREE available YES NULL
tc1 1 idxc2 1 c2 A NULL NULL NULL YES BTREE available YES NULL
tc1 1 idxc3 1 c1 A NULL NULL NULL BTREE available YES NULL
tc1 1 idxc3 2 c2 A NULL NULL NULL YES BTREE available YES NULL
drop table tc1;