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Lesson Navigation IconStructured Query Language SQL

Unit Navigation IconSQL overview

LO Navigation IconSQL Concepts

LO Navigation IconData Definition (DDL)

LO Navigation IconData Manipulation (DML)

LO Navigation IconData control (DCL)

Unit Navigation IconCreation and modification of tables

Unit Navigation IconBasic database queries

Unit Navigation IconSQL Insert, Delete and Update

Unit Navigation IconUsage of SQL

Unit Navigation IconSummary

Unit Navigation IconRecommended Reading

Unit Navigation IconBibliography

Unit Navigation IconMetadata


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Data Manipulation (DML)

There are two sorts of data manipulation commands in SQL. The first type are only used for database queries and do not alter the tables. The second type are used for adding, updating or deleting values in a database.
We will take a closer look at the different data manipulation commands in the following units.

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