PostgreSQL 8.1.4的源码
适用于Linux下的开源数据库系统
源代码在线查看： explain.h
/*------------------------------------------------------------------------- * * explain.h * prototypes for explain.c * * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group * Portions Copyright (c) 1994-5, Regents of the University of California * * $PostgreSQL: pgsql/src/include/commands/explain.h,v 1.24 2004/12/31 22:03:28 pgsql Exp $ * *------------------------------------------------------------------------- */ #ifndef EXPLAIN_H #define EXPLAIN_H #include "executor/executor.h" #include "nodes/parsenodes.h" #include "tcop/dest.h" extern void ExplainQuery(ExplainStmt *stmt, DestReceiver *dest); extern TupleDesc ExplainResultDesc(ExplainStmt *stmt); extern void ExplainOnePlan(QueryDesc *queryDesc, ExplainStmt *stmt, TupOutputState *tstate); #endif /* EXPLAIN_H */
