In T-SQL syntax, how could I check to see if a table has a row with a a column matching a particular value? I am using SQL Server 2012 and am completely new to it.
I need to add a specific column if it does not exist. I have something like the following, but it always returns false:
IF EXISTS(SELECT *
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = 'myTableName'
AND COLUMN_NAME = 'myColumnName')
How can …
I have a SQL Server 2012 database called MyDatabase. How can I find how many tables are in the database?
I'm assuming the format of the query would be something like the following, but I don't know what to replace database_…