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UPDATE Óï¾äÓÃÓÚÐ޸ıíÖÐÏÖÓÐÊý¾ÝµÄÐС£Óï·¨ÈçÏ£º

UPDATE table_name
SET column_name1 = new_value1,
    column_name2 = new_value2
WHERE condition;

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column_name1 ºÍ column_name2 ÊÇÒª¸üеÄÁÐÃû¡£

new_value1 ºÍ new_value2 ÊÇÒª¸üеÄÐÂÖµ¡£

condition ÊÇ¿ÉÑ¡µÄ£¬ÓÃÓÚÖ¸¶¨Òª¸üеÄÐеÄÌõ¼þ¡£

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INSERT Óï¾äÓÃÓÚ½«ÐÂÐвåÈëµ½±íÖС£Óï·¨ÈçÏ£º

INSERT INTO table_name (column_name1, column_name2, ...)
VALUES (value1, value2, ...);

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table_name ÊÇÒª²åÈëÐÂÐеıíÃû¡£

column_name1¡¢column_name2 µÈÊÇÐÂÐÐÖÐÒª²åÈëÊý¾ÝµÄÁÐÃû¡£

value1¡¢value2 µÈÊÇÒª²åÈëµÄÐÂÖµ¡£

ɾ³ý (DELETE)

DELETE Óï¾äÓÃÓÚ´Ó±íÖÐɾ³ýÐС£Óï·¨ÈçÏ£º

DELETE FROM table_name
WHERE condition;

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table_name ÊÇÒª´ÓÖÐɾ³ýÐеıíÃû¡£

condition ÊÇ¿ÉÑ¡µÄ£¬ÓÃÓÚÖ¸¶¨ÒªÉ¾³ýµÄÐеÄÌõ¼þ¡£

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