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日期:2024-07-08
MERGE is a new feature that provides an efficient way to perform multiple DML operations. In previous versions of SQL Server, we had to write separate statements to INSERT, UPDATE, or DELETE data based on certain conditions, but now, using MERGE ......
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日期:2024-07-08
How to obtain Cumulative Update 1 for SQL Server 2008 R2 A supported cumulative update package is now available from Microsoft. However, it is intended to correct only the problems that are described in this article. Apply it only to systems that are expe...
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日期:2024-07-14
How to obtain Cumulative Update 4 for SQL Server 2008 Service Pack 1 A supported cumulative update package is now available from Microsoft. However, it is intended to correct only the problems that are described in this article. Apply it only to systems t...
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日期:2024-07-12
Free eBook: Performance Tuning with SQL Server Dynamic Management Views Dynamic Management Views (DMVs) are a significant and valuable addition to the DBA's troubleshooting armory, laying bare previously unavailable information regarding the under-the ......
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日期:2024-07-15
I've provided a sample of the output generated by the collection of SQL statements executed above. As you can see, the engine still will review the statistics to see if they warrant updating. It will ignore those that are acceptable and will update only t...
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日期:2024-07-11
Objective : Objective of this post is to demonstrate, how we can update value/data in one table with the data from another table. Requirements : We need two tables with at-least a common field among them with same datatype. It is the field which we want t...
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日期:2024-07-13
This training kit is a great resource for developers, trainers, consultants and evangelists who need to understand SQL Server 2008 and SQL Server 2008 R2 improvements from a developer perspective. It contains a rich set of presentations, demos, hands-on l...
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日期:2024-07-13
UPDATE. SQL Server 2000. 85 out of 109 rated this helpful - Rate this topic. Changes existing data in a table....