设表名为TABLENAME,字段名为FIELD1则:
SELECT
FIELDN = FIELD1
FROM
TABLENAME
WHERE
NOT EXISTS (
SELECT
FIELD1
FROM
TABLENAME A
WHERE
A.FIELD1 = tablename.field1 + 1
) UNION
SELECT
FIELDN = FIELD1
FROM
TABLENAME
WHERE
NOT EXISTS (
SELECT
FIELD1
FROM
TABLENAME A
WHERE
A.FIELD1 + 1 = tablename.field1
)
ORDER BY
FIELDN
sql 判断连续数字
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转载自my.oschina.net/u/3238650/blog/2236984
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