object_access_hook_str

中文定义与说明

object_access_hook_str 是在 src/include/catalog/objectaccess.h 中声明的核心扩展钩子。下方保留精确接口与调用位置。

以下中文为本站依据所列 PostgreSQL 源码注释编译的说明。

接口声明

typedef void (*object_access_hook_type_str) (ObjectAccessType access, Oid classId, const char *objectStr, int subId, void *arg);
extern PGDLLIMPORT object_access_hook_type_str object_access_hook_str;

调用位置

• src/backend/catalog/objectaccess.c:169
• src/backend/catalog/objectaccess.c:191
• src/backend/catalog/objectaccess.c:207
• src/backend/catalog/objectaccess.c:230
• src/backend/catalog/objectaccess.c:252
• src/backend/catalog/objectaccess.c:270

核心调用上下文：src/backend/catalog/objectaccess.c:163–177

	/* caller should check, but just in case... */
	Assert(object_access_hook_str != NULL);

	memset(&pc_arg, 0, sizeof(ObjectAccessPostCreate));
	pc_arg.is_internal = is_internal;

	(*object_access_hook_str) (OAT_POST_CREATE,
							   classId, objectName, subId,
							   &pc_arg);
}

/*
 * RunObjectDropHookStr
 *
 * OAT_DROP object name based event hook entrypoint

核心调用上下文：src/backend/catalog/objectaccess.c:185–199

	/* caller should check, but just in case... */
	Assert(object_access_hook_str != NULL);

	memset(&drop_arg, 0, sizeof(ObjectAccessDrop));
	drop_arg.dropflags = dropflags;

	(*object_access_hook_str) (OAT_DROP,
							   classId, objectName, subId,
							   &drop_arg);
}

/*
 * RunObjectTruncateHookStr
 *
 * OAT_TRUNCATE object name based event hook entrypoint

核心调用上下文：src/backend/catalog/objectaccess.c:201–215

void
RunObjectTruncateHookStr(const char *objectName)
{
	/* caller should check, but just in case... */
	Assert(object_access_hook_str != NULL);

	(*object_access_hook_str) (OAT_TRUNCATE,
							   RelationRelationId, objectName, 0,
							   NULL);
}

/*
 * RunObjectPostAlterHookStr
 *
 * OAT_POST_ALTER object name based event hook entrypoint