摘要:转换时间: TO_DATE('2007-09-04','yyyy-mm-dd hh24:mi:ss') 为空替换: nvl(字段名,'替换值')
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posted @ 2007-06-29 16:04
posted @ 2007-06-29 16:04
posted @ 2007-06-11 23:40
posted @ 2007-06-11 14:03
posted @ 2007-06-04 16:11