?? explain.h
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/*------------------------------------------------------------------------- * * 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 */?? 快捷鍵說明
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