https://help.sigmacomputing.com/docs/add-system-generated-columns-to-input-tables
Add system-generated columns to input tables
Add system-generated columns to input tables to expose metadata for auditing and other data management processes. Row edit history: Records the timestamp and...
generated columnsaddsysteminputtables
https://docs-archive.pingcap.com/ja/tidb/v5.4/generated-columns/
Generated Columns - v5.4 | TiDB Archived Docs
Learn how to use generated columns.
generated columnstidbarchiveddocs
https://docs.pingcap.com/tidb/dev/generated-columns/
Generated Columns - dev | TiDB Docs
Learn how to use generated columns.
generated columnsdevtidbdocs
https://www.rockdata.net/docs/17/ddl-generated-columns.html
PostgreSQL 17 Documentation: 5.4. Generated Columns - Redrock Postgres
generated columnspostgresqldocumentationredrock
https://www.dbi-services.com/blog/postgresql-18-virtual-generated-columns/
PostgreSQL 18: Virtual generated columns - dbi Blog
Feb 10, 2025 - This is about another feature which was committed for PostgreSQL 18: Virtual generated columns. Generated columns are available already, but they need to be...
generated columnspostgresqlvirtualdbiblog
https://fb5doc.tetrasys.fi/The_Firebird_5.0_Language_Reference/fblangref50-ddl-tbl-identity-always
The Firebird 5.0 Language Reference | CREATE TABLE | Identity Columns (Autoincrement) | GENERATED...
The Firebird 5.0 Language Reference | GENERATED ALWAYS An identity column of type GENERATED ALWAYS will always generate a column value on insert. Explicitly...
the firebirdlanguage reference