greenplumn analyze 源码
greenplumn analyze 代码
文件路径：/src/include/parser/analyze.h
/*-------------------------------------------------------------------------
*
* analyze.h
* parse analysis for optimizable statements
*
*
* Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/parser/analyze.h
*
*-------------------------------------------------------------------------
*/
#ifndef ANALYZE_H
#define ANALYZE_H
#include "parser/parse_node.h"
/* Hook for plugins to get control at end of parse analysis */
typedef void (*post_parse_analyze_hook_type) (ParseState *pstate,
Query *query);
extern PGDLLIMPORT post_parse_analyze_hook_type post_parse_analyze_hook;
extern Query *parse_analyze(RawStmt *parseTree, const char *sourceText,
Oid *paramTypes, int numParams, QueryEnvironment *queryEnv);
extern Query *parse_analyze_varparams(RawStmt *parseTree, const char *sourceText,
Oid **paramTypes, int *numParams);
extern Query *parse_sub_analyze(Node *parseTree, ParseState *parentParseState,
CommonTableExpr *parentCTE,
LockingClause *lockclause_from_parent,
bool resolve_unknowns);
extern Query *transformTopLevelStmt(ParseState *pstate, RawStmt *parseTree);
extern Query *transformStmt(ParseState *pstate, Node *parseTree);
extern bool analyze_requires_snapshot(RawStmt *parseTree);
extern const char *LCS_asString(LockClauseStrength strength);
extern void CheckSelectLocking(Query *qry, LockClauseStrength strength);
extern void applyLockingClause(Query *qry, Index rtindex,
LockClauseStrength strength,
LockWaitPolicy waitPolicy, bool pushedDown);
extern List *BuildOnConflictExcludedTargetlist(Relation targetrel,
Index exclRelIndex);
#endif /* ANALYZE_H */
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