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Lesson Navigation IconStructured Query Language SQL

Unit Navigation IconSQL overview

Unit Navigation IconCreation and modification of tables

Unit Navigation IconBasic database queries

Unit Navigation IconSQL Insert, Delete and Update

LO Navigation IconInserting tuples

LO Navigation IconDeleting tuples

LO Navigation IconUpdating tuples

LO Navigation IconeLSQL Exercise 'Insert, Delete und Update'

Unit Navigation IconUsage of SQL

Unit Navigation IconSummary

Unit Navigation IconRecommended Reading

Unit Navigation IconBibliography

Unit Navigation IconMetadata

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SQL Insert, Delete and Update

To keep a database accurate we have to be able to not only create and delete tables but to also modify the content. In SQL this is done with the commands INSERT, DELETE and UPDATE.

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