SELECT field1 FROM table1 WHERE field1> = 4006 AND field1< ( SELECT field1 从表 WHERE field1> 4006 AND field2 = false ORDER BY field1 限制1 )
如果内部选择没有返回记录,我想要忽略第二个条件(AND field1 <
)。
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相关答案 0 :(得分:2)
像(未经测试的!):
SELECT field1 FROM table1
WHERE field1 >= 4006
AND (field1 < (
SELECT field1
FROM table
WHERE field1 > 4006
AND field2 = false
ORDER BY field1
LIMIT 1
)
OR
NOT EXISTS (
SELECT field1
FROM table
WHERE field1 > 4006
AND field2 = false
ORDER BY field1
)
)