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SQL Select IntoÓï¾ä
The SELECT INTO Statement
SELECT INTO Óï¾ä
The SELECT INTO statement is most often used to create backup copies of tables or for archiving records.
SELECT INTOÓï¾ä³£ÓÃÀ´¸øÊý¾Ý±í½¨Á¢±¸·Ý»òÊÇÀúÊ·µµ°¸¡£
Syntax
Óï·¨
SELECT column_name(s) INTO newtable [IN externaldatabase] ......
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/*
SQL SERVER 2008 Òì²½²¶»ñ±íÊý¾ÝÐÞ¸Ä
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select 'drop table ' || table_name || ' purge;'
from user_tables
where length(table_name) <= 4;
ɾ³ý´øÔ¼ÊøµÄ±í
Drop table ±íÃû cascade constraints;
2.²éѯview&ͬÒå´Ê
--˵Ã÷£º¿ÉÒÔ¸ù¾ÝÊÓͼµÄtext_length ......
±¾ÎÄÀ´×Ô£ºhttp://hi.baidu.com/darkroot/blog/item/7b74be2cf06d76e78b139903.html
declare @tbName nvarchar(500)
declare @ct int
declare @csql nvarchar(500)
declare &n ......
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ÀýÈ磬ÏÂÃæµÄÓï¾ä²éѯtesttable±íÖÐÐÕÃûΪ“ÕÅÈý”µÄnickname×ֶκÍemail×ֶΡ£
SELECT nickname,email
from testtable WHERE name='ÕÅÈý'
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