-- ============================================================ -- 基本子查询测试(跳过:服务器 parser 不支持子查询) -- ============================================================ -- 1. IN 子查询(服务器不支持 IN (select ...)) select * from /test/aaa/test_subquery where s_name in (select s_name from /test/aaa/test_subquery where s_type='type_x') /** onerror(continue,"After '... ere s_name in ('") output() **/ ; -- 2. NOT IN 子查询(服务器不支持 NOT IN (select ...)) select * from /test/aaa/test_subquery where s_name not in (select s_name from /test/aaa/test_subquery where s_type='type_x') /** onerror(continue,"After '","s_name not in ('") output() **/ ; -- 3. 子查询作为条件值(服务器可能不支持) select * from /test/aaa/test_subquery where s_value > (select avg(s_value) from /test/aaa/test_subquery where s_type='type_x') /** onerror(continue,"After '","(select") output() **/ ; -- 4. 子查询等于比较(服务器可能不支持) select * from /test/aaa/test_subquery where s_value = (select max(s_value) from /test/aaa/test_subquery) /** onerror(continue,"After '","(select") output() **/ ; -- 5. 多重子查询条件(服务器不支持 IN (select ...)) select * from /test/aaa/test_subquery where s_value in (select s_value from /test/aaa/test_subquery where s_type='type_x' or s_type='type_y') /** onerror(continue,"After '","s_value in ('") output() **/ ;