SQL is a standard and universal language for interacting with databases. To add a column in SQL, you need to use the ALTER TABLE statement, which modifies the structure of an existing table.

There are no changes to the BCP API in OLE DB for the sparse columns or column_set features. If a table has a column_set, sparse columns are not handled as distinct columns. The values of all sparse ...

SQL Server has many different ways (column types) to represent date/time values, and depending on which one is used in the database table, you may have some surprising results when trying to consume ...

Assuring optimal performance of database applications starts with coding properly formulated SQL. Poorly written SQL and application code is the cause of most performance problems. As much as 75% of ...