In SQL Server, we can use the ISNUMERIC() function to return numeric values from a column.
We can alternatively run a separate query to return all values that contain numeric data.
SQL Server
Return Rows that Contain Non-Alphanumeric Characters in SQL Server
Here are examples of returning rows that contain non-alphanumeric characters in SQL Server.
Non-alphanumeric characters include punctuation characters like !@#&()–[{}]:;',?/* and symbols like `~$^+=<>“, as well as whitespace characters like the space or tab characters.
VALUES Clause in SQL Server
In SQL Server, VALUES is a table value constructor that specifies a set of row value expressions to be constructed into a table.
The VALUES clause is often used with INSERT statements to insert data, but it can also be used as a derived table in either the USING clause of the MERGE statement or the FROM clause.
3 Ways to Convert an Integer to Decimal in SQL Server
Here are three options for converting an integer to a decimal value in SQL Server using T-SQL.
SQL Server SHOW TABLES Equivalent
Every now and then I find myself typing SHOW TABLES in SQL Server, expecting to get a list of tables.
That would make perfect sense if I was using MySQL or MariaDB. But SQL Server/T-SQL doesn’t have a SHOW TABLES statement like MySQL or MariaDB, so it never works. And I keep forgetting. But fortunately, SQL Server does have alternatives.
Here are five options for getting a list of tables in SQL Server. These can be used whenever you’re trying to find that elusive SHOW TABLES statement in SQL Server.
Fix Msg 512 “Subquery returned more than 1 value” in SQL Server
If you get error Msg 512 that reads “Subquery returned more than 1 value…” in SQL Server, it’s because you’re using a subquery that returns more than one value in a scenario where this is not allowed.
7 Ways to Find Duplicate Rows in SQL Server while Ignoring any Primary Key
Here are seven options for finding duplicate rows in SQL Server, when those rows have a primary key or other unique identifier column.
In other words, the table contains two or more rows that share exactly the same values across all columns except for its unique identifier column.