greenplumn user 源码
greenplumn user 代码
文件路径：/src/include/commands/user.h
/*-------------------------------------------------------------------------
*
* user.h
* Commands for manipulating roles (formerly called users).
*
*
* src/include/commands/user.h
*
*-------------------------------------------------------------------------
*/
#ifndef USER_H
#define USER_H
#include "catalog/objectaddress.h"
#include "libpq/crypt.h"
#include "nodes/parsenodes.h"
#include "parser/parse_node.h"
/* GUC. Is actually of type PasswordType. */
extern int Password_encryption;
/* Hook to check passwords in CreateRole() and AlterRole() */
typedef void (*check_password_hook_type) (const char *username, const char *shadow_pass, PasswordType password_type, Datum validuntil_time, bool validuntil_null);
extern PGDLLIMPORT check_password_hook_type check_password_hook;
extern Oid CreateRole(ParseState *pstate, CreateRoleStmt *stmt);
extern Oid AlterRole(AlterRoleStmt *stmt);
extern Oid AlterRoleSet(AlterRoleSetStmt *stmt);
extern void DropRole(DropRoleStmt *stmt);
extern void GrantRole(GrantRoleStmt *stmt);
extern ObjectAddress RenameRole(const char *oldname, const char *newname);
extern void DropOwnedObjects(DropOwnedStmt *stmt);
extern void ReassignOwnedObjects(ReassignOwnedStmt *stmt);
extern List *roleSpecsToIds(List *memberNames);
#endif /* USER_H */
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