stonedb-包含decimal的存在union的派生表-语法不支持-分析
相关ISSUE: https://github.com/stoneatom/stonedb/issues/1873
记录: https://stoneatom.yuque.com/staff-ft8n1u/lsztbl/rxlhws22n0f1otxn/edit#AqyB
create table t1(c1 decimal(5,2)) engine=tianmu;
insert into t1 values(111.22);
create table t2(id int) engine=tianmu;
insert into t2 values(11122);
create table t1(c1 int) engine=tianmu;
insert into t1 values(11);
create table t2(id int) engine=tianmu;
insert into t2 values(11