大约有 40,000 项符合查询结果(耗时:0.0247秒) [XML]

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How do you manage databases in development, test, and production?

...and have your CI server run those scripts on the database. Have a version table to keep track of the current database version, and only execute the scripts if they are for a newer version. Use a migration solution. These solutions vary by language, but for .NET I use Migrator.NET. This allows you...
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Display block without 100% width

... Use display: table. This answer must be at least 30 characters; I entered 20, so here's a few more. share | improve this answer ...
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How would one write object-oriented code in C? [closed]

... (commTcp.open)(commTcp, "bigiron.box.com:5000"); Sort of like a manual vtable. You could even have virtual classes by setting the pointers to NULL -the behaviour would be slightly different to C++ (a core dump at run-time rather than an error at compile time). Here's a piece of sample code that...
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SQL DROP TABLE foreign key constraint

If I want to delete all the tables in my database like this, will it take care of the foreign key constraint? If not, how do I take care of that first? ...
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Inserting data into a temporary table

After having created a temporary table and declaring the data types like so; 12 Answers ...
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How to change the type of a field?

...big deal no matter how you do it. If you were using SQL and this was a big table you would probably have to take some down time. – Gates VP Jun 28 '16 at 18:16 ...
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Difference between local and global indexes in DynamoDB

...l Secondary Indexes still rely on the original Hash Key. When you supply a table with hash+range, think about the LSI as hash+range1, hash+range2.. hash+range6. You get 5 more range attributes to query on. Also, there is only one provisioned throughput. Global Secondary Indexes defines a new paradi...
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PowerShell script to return versions of .NET Framework on a machine?

...me, Version, Release Based on the MSDN article, you could build a lookup table and return the marketing product version number for releases after 4.5: $Lookup = @{ 378389 = [version]'4.5' 378675 = [version]'4.5.1' 378758 = [version]'4.5.1' 379893 = [version]'4.5.2' 393295 = [v...
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Querying data by joining two tables in two database on different servers

There are two tables in two different databases on different servers, I need to join them so as to make few queries. What options do I have? What should I do? ...
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How to create composite primary key in SQL Server 2008

I want to create tables in SQL Server 2008, but I don't know how to create composite primary key. How can I achieve this? 8...