注意点：
1. While..Bgein之间不可以写要执行的代码，否则会一直执行等待。要放在Begin..End内部。
2. IF ( @@error > 0 )事务执行错误判断放在Begin…End语句块中，因为Begin是Begin Transition，在外部提交或回滚事务检查不到事务。
3. 游标嵌套，内部游标完成处理后要Close和DEALLOCATE
DECLARE @o_bmb03 NVARCHAR(40) ,
@ima01 NVARCHAR(40) ,
@o_bmb02 INT ,
@o_sortOrder INT ,
@tempCnt INT ,
@newBmb02 INT ,
@newid CHAR(32) ,
@tempbmb02 INT ,
@tempsortorder INT ,
@newima01 CHAR(32) ,
@newbmb03 CHAR(32) ,
@o_maxbmb02 INT ,
@o_maxsortorder INT;
SET @ima01 = '904026947';
DECLARE newBmb03 CURSOR
FOR
SELECT new.ID ,
new.LX_IMA01 ,
new.LX_BMB02 ,
new.bmb03
FROM ( SELECT b.ID ,
a.LX_IMA01 ,
b.LX_BMB02 ,
b.SORT_ORDER ,
c.LX_IMA01 bmb03
FROM innovator.PART a
JOIN innovator.PART_BOM b ON b.SOURCE_ID = a.ID
JOIN innovator.PART c ON c.ID = b.RELATED_ID
WHERE a.LX_IMA01 = @ima01
AND a.IS_CURRENT = 1
) AS new
LEFT JOIN ( SELECT b.ID ,
a.LX_IMA01 ,
b.LX_BMB02 ,
b.SORT_ORDER ,
c.LX_IMA01 bmb03
FROM innovator.PART a
JOIN innovator.PART_BOM b ON b.SOURCE_ID = a.ID
JOIN innovator.PART c ON c.ID = b.RELATED_ID
WHERE a.LX_IMA01 = @ima01
AND a.GENERATION = ( SELECT MAX(GENERATION)
FROM innovator.PART
WHERE PART.LX_IMA01 = @ima01
AND PART.STATE = 'Released'
)
) AS old ON new.LX_IMA01 = old.LX_IMA01
AND new.bmb03 = old.bmb03
WHERE old.bmb03 IS NULL;
SELECT @tempbmb02 = MAX(y.LX_BMB02)
FROM innovator.PART x
JOIN innovator.PART_BOM y ON y.SOURCE_ID = x.ID
JOIN innovator.PART z ON z.ID = y.RELATED_ID
WHERE x.LX_IMA01 = @ima01
AND x.IS_CURRENT = 1;
SELECT @tempsortorder = MAX(y.SORT_ORDER)
FROM innovator.PART x
JOIN innovator.PART_BOM y ON y.SOURCE_ID = x.ID
JOIN innovator.PART z ON z.ID = y.RELATED_ID
WHERE x.LX_IMA01 = @ima01
AND x.IS_CURRENT = 1;
SELECT @o_maxbmb02 = MAX(y.LX_BMB02)
FROM innovator.PART x
JOIN innovator.PART_BOM y ON y.SOURCE_ID = x.ID
JOIN innovator.PART z ON z.ID = y.RELATED_ID
WHERE x.LX_IMA01 = @ima01
AND x.GENERATION = ( SELECT MAX(GENERATION)
FROM innovator.PART
WHERE PART.LX_IMA01 = @ima01
AND PART.STATE = 'Released'
);
SELECT @o_maxsortorder = MAX(y.SORT_ORDER)
FROM innovator.PART x
JOIN innovator.PART_BOM y ON y.SOURCE_ID = x.ID
JOIN innovator.PART z ON z.ID = y.RELATED_ID
WHERE x.LX_IMA01 = @ima01
AND x.GENERATION = ( SELECT MAX(GENERATION)
FROM innovator.PART
WHERE PART.LX_IMA01 = @ima01
AND PART.STATE = 'Released'
);
SELECT @tempbmb02 ,
@tempsortorder;
OPEN newBmb03;
FETCH NEXT FROM newBmb03 INTO @newid, @newima01, @newBmb02, @newbmb03;
WHILE @@FETCH_STATUS = 0
BEGIN
IF @newBmb02 <= @o_maxbmb02 --新增的下阶料项次应该>上一版本
BEGIN
SET @tempbmb02 = @tempbmb02 + 10;
SET @tempsortorder = @tempsortorder + 10;
UPDATE innovator.PART_BOM
SET LX_BMB02 = @tempbmb02 ,
SORT_ORDER = @tempsortorder
WHERE ID = @newid;
/*SELECT @newima01 ,
@newbmb03 ,
@tempbmb02 ,
@tempsortorder ,
@newBmb02 ,
LX_BMB02 ,
SORT_ORDER
FROM innovator.PART_BOM
WHERE ID = @newid;*/
IF ( @@error > 0 )
BEGIN
ROLLBACK TRANSACTION;
PRINT 0;
RETURN;
END;
ELSE
BEGIN
COMMIT TRANSACTION;
PRINT 1;
RETURN;
END;
END;
FETCH NEXT FROM newBmb03 INTO @newid, @newima01, @newBmb02, @newbmb03;;
END;
CLOSE newBmb03;
DEALLOCATE newBmb03;
--相同下阶料处理
DECLARE myCusor CURSOR
FOR
SELECT c.LX_IMA01 ,
b.LX_BMB02 ,
b.SORT_ORDER
FROM innovator.PART a
JOIN innovator.PART_BOM b ON b.SOURCE_ID = a.ID
JOIN innovator.PART c ON c.ID = b.RELATED_ID
WHERE a.LX_IMA01 = @ima01
--AND a.IS_CURRENT = 1 --a.id='5A7EC9E0C9C84F27BCF7987BFC4ED2F8'
AND a.GENERATION = ( SELECT MAX(GENERATION)
FROM innovator.PART
WHERE PART.LX_IMA01 = @ima01
AND PART.STATE = 'Released'
)
ORDER BY b.SORT_ORDER;
OPEN myCusor;
FETCH NEXT FROM myCusor INTO @o_bmb03, @o_bmb02, @o_sortOrder;
WHILE @@FETCH_STATUS = 0
BEGIN
SET @tempCnt = 0;
SELECT @tempCnt = COUNT(1)
FROM innovator.PART a
JOIN innovator.PART_BOM b ON b.SOURCE_ID = a.ID
JOIN innovator.PART c ON c.ID = b.RELATED_ID
WHERE a.LX_IMA01 = @ima01 --'4664EA0EA2744D5F909F6927C6AF7BA0'
AND a.IS_CURRENT = 1 --a.GENERATION = (SELECT MAX(GENERATION) FROM innovator.PART WHERE part.LX_IMA01=@ima01 AND part.STATE='Released')
AND c.LX_IMA01 = @o_bmb03
AND ( b.LX_BMB02 <> @o_bmb02
OR b.SORT_ORDER <> @o_sortOrder
);
IF @tempCnt > 0 --下阶料相同，项次/排序不同时，纠正为上一版本的项次/排序
BEGIN
PRINT @tempCnt;
/*SELECT @tempCnt ,
c.LX_IMA01 ,
b.LX_BMB02 ,
@o_bmb02 ,
b.SORT_ORDER ,
@o_sortOrder
FROM innovator.PART_BOM b
JOIN innovator.PART a ON b.SOURCE_ID = a.ID
JOIN innovator.PART c ON c.ID = b.RELATED_ID
WHERE a.LX_IMA01 = @ima01 --'4664EA0EA2744D5F909F6927C6AF7BA0'
AND a.IS_CURRENT = 1
AND c.LX_IMA01 = @o_bmb03;*/
UPDATE b
SET b.LX_BMB02 = @o_bmb02 ,
b.SORT_ORDER = @o_sortOrder
FROM innovator.PART_BOM b
JOIN innovator.PART a ON b.SOURCE_ID = a.ID
JOIN innovator.PART c ON c.ID = b.RELATED_ID
WHERE a.LX_IMA01 = @ima01 --'4664EA0EA2744D5F909F6927C6AF7BA0'
AND a.IS_CURRENT = 1
AND c.LX_IMA01 = @o_bmb03;
IF ( @@error > 0 )
BEGIN
ROLLBACK TRANSACTION;
PRINT 0;
RETURN;
END;
ELSE
BEGIN
COMMIT TRANSACTION;
PRINT 1;
RETURN;
END;
END;
FETCH NEXT FROM myCusor INTO @o_bmb03, @o_bmb02, @o_sortOrder;
END;
CLOSE myCusor;
DEALLOCATE myCusor;
BEGIN TRAN;
UPDATE innovator.PART
SET SORT_ORDER_MAX = ( SELECT MAX(y.SORT_ORDER)
FROM innovator.PART x
JOIN innovator.PART_BOM y ON y.SOURCE_ID = x.ID
JOIN innovator.PART z ON z.ID = y.RELATED_ID
WHERE x.LX_IMA01 = '904026947'
AND x.IS_CURRENT = 1
) ,
LX_BMB02_MAX = ( SELECT MAX(y.LX_BMB02)
FROM innovator.PART x
JOIN innovator.PART_BOM y ON y.SOURCE_ID = x.ID
JOIN innovator.PART z ON z.ID = y.RELATED_ID
WHERE x.LX_IMA01 = '904026947'
AND x.IS_CURRENT = 1
)
WHERE PART.LX_IMA01 = '904026947'
AND PART.IS_CURRENT = 1;
IF ( @@error > 0 )
BEGIN
ROLLBACK TRANSACTION;
PRINT 0;
RETURN;
END;
ELSE
BEGIN
COMMIT TRANSACTION;
PRINT 1;
RETURN;
END;