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isn

isn is a contrib module supporting EAN13, UPC, ISBN (books), ISMN (music) and ISSN (serials) datatypes.

isn was introduced in PostgreSQL 8.2 (release notes; commit dff84dc7), replacing the previous isbn_issn module.

Change history

This module has remained stable since its initial release.

• PostgreSQL 13
  • marked as a trusted extension (commit eb67623c)
• PostgreSQL 9.1
  • converted to an extension (commit 629b3af2)
• PostgreSQL 8.2
  • initial release (commit dff84dc7)

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