Transact-SQL statements

THIS TOPIC APPLIES TO:yesSQL Server (starting with 2008)yesAzure SQL DatabaseyesAzure SQL Data Warehouse yesParallel Data Warehouse

This reference topic summarizes the categories of statements for use with Transact-SQL (T-SQL). You can find all of the statements listed in the left-hand navigation.

Backup and restore

The backup and restore statements provide ways to create backups and restore from backups. For more information, see the Backup and restore overview.

Data Definition Language

Data Definition Language (DDL) statements defines data structures. Use these statements to create, alter, or drop data structures in a database.

  • ALTER
  • Collations
  • CREATE
  • DROP
  • DISABLE TRIGGER
  • ENABLE TRIGGER
  • RENAME
  • UPDATE STATISTICS

Data Manipulation Language

Data Manipulation Language (DML) affect the information stored in the database. Use these statements to insert, update, and change the rows in the database.

  • BULK INSERT
  • DELETE
  • INSERT
  • MERGE
  • TRUNCATE TABLE

Permissions statements

Permissions statements determine which users and logins can access data and perform operations. For more information about authentication and access, see the Security center.

Service Broker statements

Service Broker is a feature that provides native support for messaging and queuing applications. For more information, see Service Broker.

Session settings

SET statements determine how the current session handles run time settings. For an overview, see SET statements.