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Return Boolean Value on SQL Select Statement
How to return a boolean value on SQL Select Statement?
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Alter table add multiple columns ms sql
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this should work in T-SQL
ALTER TABLE Countries ADD
HasPhotoInReadyStorage bit,
HasPhotoInWorkStorage bit,
HasPhotoInMaterialStorage bit,
HasText bit GO
http://msdn.microsoft.com/en-us/library/ms190273(SQL.90).aspx
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MySQL DROP all tables, ignoring foreign keys
Is there a nice easy way to drop all tables from a MySQL database, ignoring any foreign key constraints that may be in there?
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SQL Server: Query fast, but slow from procedure
...ariables to be declared in order to prevent parameter sniffing?? Shouldn't SQL Server be smart enough to prevent this from happening in the first place? This just causes unnecessary code bloat by Microsoft's shortsighted design IMHO.
– l46kok
Feb 24 '15 at 6:53...
How do I drop a function if it already exists?
...atch is what type of function you are trying to delete (denoted in the top sql by FN, IF and TF):
FN = Scalar Function
IF = Inlined Table Function
TF = Table Function
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SQLAlchemy: print the actual query
I'd really like to be able to print out valid SQL for my application, including values, rather than bind parameters, but it's not obvious how to do this in SQLAlchemy (by design, I'm fairly sure).
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The cast to value type 'Int32' failed because the materialized value is null
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A linq-to-sql query isn't executed as code, but rather translated into SQL. Sometimes this is a "leaky abstraction" that yields unexpected behaviour.
One such case is null handling, where there can be unexpected nulls in different pl...
SQL: How to properly check if a record exists
While reading some SQL Tuning-related documentation, I found this:
9 Answers
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Add a column with a default value to an existing table in SQL Server
How can I add a column with a default value to an existing table in SQL Server 2000 / SQL Server 2005 ?
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Difference between one-to-many and many-to-one relationship
...at may be associated with many rows in another table. In the example from SQL for beginners, one Customer may be associated to many Orders.
In the opposite many-to-one relationship, the local table may have many rows that are associated with one row in another table. In our example, many Orders m...