oracle timestamp与字符串转换
oracle timestamp与字符串转换
字符串转timestamp:
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update tb_a t set t.upd_timestamp=to_timestamp('2012-12-12 12:12:12.0','yyyy-mm-dd hh24:mi:ss.ff') where t.id='1'
timestamp转字符串:
select to_char(t.upd_timestamp,'yyyy-mm-dd HH24:mi:ss:ff') from tb_a t