to_char(1, ‘000 ‘)函数
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select to_char(1, '000 ') from demo |
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select right( '00 '+cast(CustomerID as varchar(3)),3) from ... |
right((10000+字段名),3)就是3位的.
支持可以处理得简单些:
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select right( '00 '+cast(CustomerID as varchar(3)),3) from ... |
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