134 lines
3.5 KiB
Plaintext
134 lines
3.5 KiB
Plaintext
# TestRollbackToSavepoint
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drop table if exists t;
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create table t(id int, a int, unique index idx(id));
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begin pessimistic;
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insert into t values (1,1);
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savepoint s1;
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insert into t values (2,2);
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rollback to s1;
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insert into t values (2,2);
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select * from t;
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rollback to s1;
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select * from t;
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commit;
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select * from t;
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delete from t;
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insert into t values (1,1);
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begin pessimistic;
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delete from t where id = 1;
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savepoint s1;
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insert into t values (1,2);
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rollback to s1;
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select * from t;
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commit;
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select * from t;
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# TestSavepointRandTestIssue0
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drop table if exists t;
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CREATE TABLE t (a enum('B','C') NOT NULL,UNIQUE KEY idx_1 (a),KEY idx_2 (a));
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begin pessimistic;
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savepoint sp0;
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insert ignore into t values ( 'B' ),( 'C' );
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-- error 1062
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update t set a = 'C' where a = 'B';
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select * from t where a = 'B' for update;
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rollback to sp0;
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delete from t where a = 'B' ;
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rollback;
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# TestSavepointWithTemporaryTable
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set session tidb_txn_mode='optimistic';
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drop table if exists tmp1;
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create temporary table tmp1 (id int primary key auto_increment, u int unique, v int);
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insert into tmp1 values(1, 11, 101);
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begin;
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savepoint sp0;
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insert into tmp1 values(2, 22, 202);
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savepoint sp1;
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insert into tmp1 values(3, 33, 303);
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rollback to sp1;
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select * from tmp1 order by id;
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commit;
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select * from tmp1 order by id;
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set session tidb_txn_mode='pessimistic';
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drop table if exists tmp1;
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create temporary table tmp1 (id int primary key auto_increment, u int unique, v int);
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insert into tmp1 values(1, 11, 101);
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begin;
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savepoint sp0;
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insert into tmp1 values(2, 22, 202);
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savepoint sp1;
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insert into tmp1 values(3, 33, 303);
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rollback to sp1;
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select * from tmp1 order by id;
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commit;
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select * from tmp1 order by id;
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set session tidb_txn_mode='';
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drop table if exists tmp1;
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create temporary table tmp1 (id int primary key auto_increment, u int unique, v int);
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insert into tmp1 values(1, 11, 101);
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begin;
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savepoint sp0;
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insert into tmp1 values(2, 22, 202);
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savepoint sp1;
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insert into tmp1 values(3, 33, 303);
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rollback to sp1;
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select * from tmp1 order by id;
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commit;
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select * from tmp1 order by id;
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set session tidb_txn_mode='optimistic';
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drop table if exists tmp1;
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create global temporary table tmp1 (id int primary key auto_increment, u int unique, v int) on commit delete rows;
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begin;
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savepoint sp0;
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insert into tmp1 values(2, 22, 202);
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savepoint sp1;
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insert into tmp1 values(3, 33, 303);
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savepoint sp2;
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insert into tmp1 values(4, 44, 404);
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rollback to sp2;
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select * from tmp1 order by id;
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rollback to sp1;
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select * from tmp1 order by id;
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commit;
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select * from tmp1 order by id;
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set session tidb_txn_mode='pessimistic';
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drop table if exists tmp1;
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create global temporary table tmp1 (id int primary key auto_increment, u int unique, v int) on commit delete rows;
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begin;
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savepoint sp0;
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insert into tmp1 values(2, 22, 202);
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savepoint sp1;
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insert into tmp1 values(3, 33, 303);
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savepoint sp2;
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insert into tmp1 values(4, 44, 404);
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rollback to sp2;
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select * from tmp1 order by id;
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rollback to sp1;
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select * from tmp1 order by id;
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commit;
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select * from tmp1 order by id;
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set session tidb_txn_mode='';
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drop table if exists tmp1;
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create global temporary table tmp1 (id int primary key auto_increment, u int unique, v int) on commit delete rows;
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begin;
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savepoint sp0;
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insert into tmp1 values(2, 22, 202);
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savepoint sp1;
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insert into tmp1 values(3, 33, 303);
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savepoint sp2;
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insert into tmp1 values(4, 44, 404);
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rollback to sp2;
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select * from tmp1 order by id;
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rollback to sp1;
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select * from tmp1 order by id;
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commit;
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select * from tmp1 order by id;
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set session tidb_txn_mode=default;
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