匿名块支持自治事务

MogDB=# create table t1(a int ,b text);
CREATE TABLE

START TRANSACTION;
DECLARE 
    PRAGMA AUTONOMOUS_TRANSACTION;
BEGIN
    
    insert into t1 values(1,'you are so cute,will commit!');
END;
/
MogDB=# insert into t1 values(1,'you will rollback!');
INSERT 0 1
MogDB=# rollback;
ROLLBACK

MogDB=# select * from t1;
a | b
---+------------------------------
1 | you are so cute,will commit!
(1 row)