SQL Server 2016 and Azure SQL Database both give you tables that automatically keep track of changes to your data. Here's how to both create those tables and alter existing tables so they track the ...

I'm trying to create a new database diagram in SQL Server so that I can refer to it for relationships and that sort of thing. I opened SQL Server Enterprise Manager, created a new diagram, added my ...

Adds columns to, drops columns from, and changes column attributes in an existing table. Adds, modifies, and drops integrity constraints from an existing table. Restriction: You cannot use any type of ...

Use SQL to quickly create a new table from existing records in Access Your email has been sent SQL lets you use one command to quickly create a new table containing a subset of records from a larger ...

SQL Server 2016 lets you treat JSON objects like rows in a table, allowing you to use data from AJAX queries in joins, updates and any other SQL statement you can think of. SQL Server 2016 provides ...

Cascading referential integrity constraints are foreign key constraints that tell SQL Server to perform certain actions when a primary key field in a primary key-foreign key relationship is updated or ...