Help Center/ GaussDB/ Developer Guide(Distributed_V2.0-3.x)/ Application Development Guide/ ECPG-based Development/ ecpg Components
Updated on 2025-08-19 GMT+08:00
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ecpg Components

  • Platforms supported by ecpg
    Table 1 Platforms supported by ecpg

    OS

    Platform

    EulerOS V2.0SP5

    x86_64

    EulerOS V2.0SP9

    Arm64
  • ecpg components
    • ecpg: an executable binary file used to preprocess C programs with embedded SQL statements.
    • libecpg: dynamic library provided by ecpg to implement connections, SQL statements, and transactions, including libecpg.so, libecpg.so.6, and libecpg.so.6.4. It is referenced by the -lecpg parameter during C program compilation and execution.
    • libpgtypes: dynamic library provided by ecpg for operating data of the numeric, date, timestamp, and interval types, including libpgtypes.so, libecpg.so.6, and libecpg.so.6.4. The library is referenced by the -lpgtypes parameter during C program compilation and execution.
  • Paths for obtaining ecpg components
    • ecpg binary file: $GAUSSHOME/bin
    • Dynamic library on which ecpg depends: $GAUSSHOME/lib
    • Header file required by ecpg: $GAUSSHOME/include/ecpg
Parent topic: ECPG-based Development