例子:
DECLARE V_EXT_DES VARCHAR2(1000) := '\u5EE0\u5225\u4EE3\u865F'; V_SQL VARCHAR2(100); TEXT_BUFFER VARCHAR2(100); BEGIN V_SQL := 'select unistr(REPLACE(''' || V_EXT_DES || ''',''\u'',''\'')) from dual '; EXECUTE IMMEDIATE V_SQL INTO TEXT_BUFFER; DBMS_OUTPUT.PUT_LINE(TEXT_BUFFER); END;