Documentation / Object Identifier Types / Transaction and row identifiers
cid
cid
A third identifier type used by the system is cid , or command identifier. This is the data type of the system columns cmin and cmax . Command identifiers are also 32-bit quantities.
Reading PostgreSQL 18.6.
Description
A third identifier type used by the system is cid , or command identifier. This is the data type of the system columns cmin and cmax . Command identifiers are also 32-bit quantities.
- System columns
- cmin, cmax
Related entries
Documentation and source
Source build
- Version
- 18.6
- Build
- PostgreSQL 18.6 Documentation
- Source fingerprint
8b3360302225f08ae72716ce1804596de95b568e5d31f788cb4597427b28cc38
Related entries
Back to Object Identifier Types · Recorded in PostgreSQL 10 through 20; the first sample is not necessarily its introduction.