/* ------------------------------------------------------------------------- * * backendid.h * openGauss backend id communication definitions * * * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/storage/backendid.h * * ------------------------------------------------------------------------- */ #ifndef BACKENDID_H #define BACKENDID_H /* ---------------- * -cim 8/17/90 * ---------------- */ typedef int BackendId; /* unique currently active backend identifier */ #define InvalidBackendId (-1) #endif /* BACKENDID_H */