select陳述句輸出‘It's OK!’的幾種方法
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select 'OK' from dualdbms_output.put_line('OK');
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SQL> select 'It''s OK' from dual;'IT''SO
-------
It's OK
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SQL> select concat('It ''s',' OK') from dual;CONCAT('
--------
It 's OK
SQL> select 'It ''s'||' OK' from dual;
'IT''S'|
--------
It 's OK
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標籤:基礎和管理
