大约有 9,000 项符合查询结果(耗时:0.0344秒) [XML]

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Difference between EXISTS and IN in SQL?

What is the difference between the EXISTS and IN clause in SQL? 21 Answers 21 ...
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How to do a LIKE query in Arel and Rails?

... is this protected against SQL injections? – sren May 28 '12 at 2:17 7 ...
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How can I truncate a datetime in SQL Server?

...y to truncate a datetime value (as to remove hours minutes and seconds) in SQL Server 2008? 13 Answers ...
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How to print VARCHAR(MAX) using Print Statement?

... This works for me on SQL 2008 R2 SP2 (10.50.1600) using either CAST() or CONVERT(), and on SQL 2008 SP2 (10.0.5500). – user593806 Nov 5 '13 at 10:13 ...
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How to get Time from DateTime format in SQL?

I want to get only Time from DateTime column using SQL query using SQL Server 2005 and 2008 Default output: 17 Answers ...
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Not equal != operator on NULL

Could someone please explain the following behavior in SQL? 11 Answers 11 ...
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Get the last inserted row ID (with SQL statement) [duplicate]

... If your SQL Server table has a column of type INT IDENTITY (or BIGINT IDENTITY), then you can get the latest inserted value using: INSERT INTO dbo.YourTable(columns....) VALUES(..........) SELECT SCOPE_IDENTITY() This works as...
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Printing the value of a variable in SQL Developer

... particular variable which is inside an anonymous block. I am using Oracle SQL Developer. I tried using dbms_output.put_line . But it is not working. The code which I am using is shown below. ...
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SQL JOIN and different types of JOINs

What is a SQL JOIN and what are different types? 6 Answers 6 ...
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How do I list all the columns in a table?

... For MySQL, use: DESCRIBE name_of_table; This also works for Oracle as long as you are using SQL*Plus, or Oracle's SQL Developer. share | ...