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SQL MAX of multiple columns?
... Date1
END AS MostRecentDate
[For Microsoft SQL Server 2008 and above, you may consider Sven's simpler answer below.]
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Why are Oracle table/column/index names limited to 30 characters?
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I believe it's the ANSI standard.
EDIT:
Actually, I think it's the SQL-92 standard.
A later version of the standard appears to optionally allow for 128 character names, but Oracle doesn't yet support this (or has partial support for it, insofar as it allows 30 characters. Hmmm.)
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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?
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Disable Rails SQL logging in console
Is there a way to disable SQL query logging when I'm executing commands in the console? Ideally, it would be great if I can just disable it and re-enable it with a command in the console.
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Is there StartsWith or Contains in t sql with variables?
...n, 15) = 'Express Edition' then 1 else 0 end
iif function (starting with SQL Server 2012)
set @isExpress = iif(left(@edition, 15) = 'Express Edition', 1, 0);
charindex function
set @isExpress = iif(charindex('Express Edition', @edition) = 1, 1, 0);
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How to delete the top 1000 rows from a table using Sql Server 2008?
I have a table in SQL Server. I would like to delete the top 1000 rows from it. However, I tried this, but I instead of just deleting the top 1000 rows it deleted all the rows in the table.
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What good are SQL Server schemas?
I'm no beginner to using SQL databases, and in particular SQL Server. However, I've been primarily a SQL 2000 guy and I've always been confused by schemas in 2005+. Yes, I know the basic definition of a schema, but what are they really used for in a typical SQL Server deployment?
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Could not find stored procedure 'dbo.aspnet_CheckSchemaVersion'
I am using WinHost.com to host my site. The SQL Database/membership system works perfectly on my local computer, but when uploaded to the server it doesn't work. I've followed all steps correctly. And I have contacted support for my service but it's been over 2weeks and no reply.
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SQL SELECT WHERE field contains words
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In PostgreSQL 9.1 and later, you can create trigram index which can index such searches.
– mvp
Oct 20 '14 at 16:26
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PSQLException: current transaction is aborted, commands ignored until end of transaction block
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I got this error using Java and PostgreSQL doing an insert on a table. I will illustrate how you can reproduce this error:
org.postgresql.util.PSQLException: ERROR:
current transaction is aborted, commands ignored until end of transaction block
Summary:
The rea...