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我在表格中有一个字段,我必须只获取字母并忽略数字和特殊字符。我怎样才能得到那个输出?
abc (234)454-4546 232-454-565 xyz Ell # 83493
abc xys ell
尝试
SELECT REGEXP_REPLACE('ABC12345xyz','[^[:alpha:]]','','g');