SELECT *
FROM View_日志1
UNION ALL
SELECT *
FROM View_日志2
UNION ALL
SELECT *
FROM View_日志3
视图报错
“在“网格”窗格和“关系图”窗格中无法以图形方式表示包含联合的视图。”
有其他方式达到这样的效果吗
CREATE VIEW xx AS
(SELECT
c1,
c2
FROM t1
)
UNION ALL
(SELECT
c1,
c2
FROM t2
);