{"push_id":904430762,"size":1,"distinct_size":1,"ref":"refs/heads/unionall","head":"f426401d81328ef227b89b7381cd4de5d0c3ee12","before":"1094830402f74a282b985c84fdc5296b9348dc74","commits":[{"sha":"f426401d81328ef227b89b7381cd4de5d0c3ee12","author":{"email":"8baac4a5cf68bd25ac08ee741592ae7b45274707@gmail.com","name":"Haozhun Jin"},"message":"Turn off optimizer for pushing table write through UNION ALL\n\nWe found a bug related to pushing table write through UNION ALL. We added a\nconfiguration property and a session property to turn this optimizer on/off.\nIt is default to off so that users are not affected when we are fixing it.\n\nI also added a test to exercises this bug. It fails when the optimizer is\nturned on.","distinct":true,"url":"https://api.github.com/repos/haozhun/presto/commits/f426401d81328ef227b89b7381cd4de5d0c3ee12"}]}