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How to remove not null constraint in sql server using query
I am trying to remove not null constraint in sql server 2008 without losing data.
4 Answers
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SQL Server. How to refresh the intellisense? [duplicate]
I'm new to SQL Server, so this is probably an easy fix. In SQL Server 2008 R2, I've just imported a new data table and/or renamed fields in an existing table (it happens either way). When I start to write some SQL, the intellisense doesn't recognize the new field names and starts underlining every...
SQL中使用update inner join和delete inner join；Oracle delete join替代...
SQL中使用update inner join和delete inner join；Oracle delete join替代方案UpdateUpdate XXX set XXX where 这种写法大家肯定都知道，才发现update和delete居然支持inner join的update方式，这个在表间关联来...Update
Update XXX set XXX where 这种写法大家肯定都...
Add IIS 7 AppPool Identities as SQL Server Logons
...r message about it not being found).
How I've gotten it to work is:
In SQL Server Management Studio, look for the Security folder (the security folder at the same level as the Databases, Server Objects, etc. folders...not the security folder within each individual database)
Right click logins an...
Explicit vs implicit SQL joins
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Performance wise, they are exactly the same (at least in SQL Server).
PS: Be aware that the IMPLICIT OUTER JOIN syntax is deprecated since SQL Server 2005. (The IMPLICIT INNER JOIN syntax as used in the question is still supported)
Deprecation of "Old Style" JOIN Syntax: Only A P...
Should I index a bit field in SQL Server?
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Consider what an index is in SQL - and index is really a chunk of memory pointing at other chunks of memory (i.e. pointers to rows). The index is broken into pages so that portions of the index can be loaded and unloaded from memory depending on usage.
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Update multiple columns in SQL
Is there a way to update multiple columns in SQL server the same way an insert statement is used?
13 Answers
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SQL Server 2012 column identity increment jumping from 6 to 1000+ on 7th entry [duplicate]
I have a strange scenario in which the auto identity int column in my SQL Server 2012 database is not incrementing properly.
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How to execute a MySQL command from a shell script?
How can I execute an SQL command through a shell script so that I can make it automated?
14 Answers
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Difference between numeric, float and decimal in SQL Server
...imal in .NET
both have (18, 0) as default (precision,scale) parameters in SQL server
scale = maximum number of decimal digits that can be stored to the right of the decimal point.
kindly note that money(8 byte) and smallmoney(4 byte) are also exact and map to Decimal In .NET and have 4 decimal poin...