从字符串中删除不需要的字符

CREATE OR REPLACE VIEW v AS
SELECT ‘CLARK‘ AS ename FROM DUAL
UNION ALL
SELECT ‘KING‘ AS ename FROM DUAL
UNION ALL
SELECT ‘MILLER‘ AS ename FROM DUAL;
SELECT * FROM v;

-- 方式一：使用TRANSLATE函数
SELECT ename, TRANSLATE(ename, ‘1AEIOU‘, ‘1‘) FROM v;

-- 方式二：使用REGEXP_REPLACE函数
SELECT ename, REGEXP_REPLACE(ename, ‘[AEIOU]‘) FROM v;