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IDENTITY now supported in Azure SQL Data Warehouse

Published date: June 26, 2017

Azure SQL Data Warehouse now supports the IDENTITY property for the creation of surrogate keys.

IDENTITY is supported in the following contexts:

  • SELECT..INTO a table with pre-existing IDENTITY column
  • SET IDENTITY_INSERT
  • Loading data into tables with IDENTITY through PolyBase INSERT..SELECT or INSERT..VALUES and BCP
  • sys.identity_columns DMV

The following are currently not supported:

  • IDENTITY()
  • @@IDENTITY
  • SCOPE_IDENTITY
  • IDENT_CURRENT
  • IDENT_INCR
  • IDENT_SEED
  • DBCC CHECK_IDENT()

See the IDENTITY documentation page for more information.

  • Azure Synapse Analytics
  • Features