If you have ever tried to run or create a SSIS extract package that exports to Excel, you may run into the error below:
Insert into Table with an Identity column
Have you ever deleted a row of data and then needed to put it back due to being told it was the wrong row, but the table had an identity column and will not let you insert the row back? Using the Set Identity_Insert command, you can insert into the table.
View Jpg’s and other file types stored in a table
Do you have files stored in your SQL Server database and need to see what they are. Here is a way using my favorite add-in SSMSBoost.
Continue reading View Jpg’s and other file types stored in a table
Extract string before a special character
Here is an easy way to get (extract) all of the characters before a special character in a string. In our example we have a listing of email addresses and we want to get the name before the @domain.
Analytic Function — Lag
Starting with SQL Server 2012, Microsoft has included analytic functions within the database. A couple that I use often, Lag and Lead, are very handy when you need to reference a previous or next row in a table without having to use self-joins or having to create a complicated sql statement.
Count Rows per Hour
Here is a useful technique to know. We have a delivery service and we want to know what hour of the day is most popular for completed deliveries. Using the DATEPART function, this can be easily calculated.
How to find information about your instance using SERVERPROPERTY.
Here is a way to find out information about your SQL Server instance using TSQL. You can query all kinds of properties, for example, what edition are you running, what server is it on, etc.
Continue reading How to find information about your instance using SERVERPROPERTY.
