C++ (Cpp) __wt_logop_row_put_packの例

コード例 #1

ファイル: txn_log.c プロジェクト: qihsh/mongo

/*
 * __txn_op_log --
 *	Log an operation for the current transaction.
 */
static int
__txn_op_log(WT_SESSION_IMPL *session,
    WT_ITEM *logrec, WT_TXN_OP *op, WT_CURSOR_BTREE *cbt)
{
	WT_DECL_RET;
	WT_ITEM key, value;
	WT_UPDATE *upd;
	uint64_t recno;

	WT_CLEAR(key);
	upd = op->u.upd;
	value.data = WT_UPDATE_DATA(upd);
	value.size = upd->size;

	/*
	 * Log the operation.  It must be one of the following:
	 * 1) column store remove;
	 * 2) column store insert/update;
	 * 3) row store remove; or
	 * 4) row store insert/update.
	 */
	if (cbt->btree->type == BTREE_ROW) {
		WT_ERR(__wt_cursor_row_leaf_key(cbt, &key));

		if (WT_UPDATE_DELETED_ISSET(upd))
			WT_ERR(__wt_logop_row_remove_pack(session, logrec,
			    op->fileid, &key));
		else
			WT_ERR(__wt_logop_row_put_pack(session, logrec,
			    op->fileid, &key, &value));
	} else {
		recno = WT_INSERT_RECNO(cbt->ins);
		WT_ASSERT(session, recno != WT_RECNO_OOB);

		if (WT_UPDATE_DELETED_ISSET(upd))
			WT_ERR(__wt_logop_col_remove_pack(session, logrec,
			    op->fileid, recno));
		else
			WT_ERR(__wt_logop_col_put_pack(session, logrec,
			    op->fileid, recno, &value));
	}

err:	__wt_buf_free(session, &key);
	return (ret);
}

コード例 #2

ファイル: txn_log.c プロジェクト: RolfAndreassen/wiredtiger

/*
 * __txn_op_log --
 *	Log an operation for the current transaction.
 */
static int
__txn_op_log(WT_SESSION_IMPL *session, WT_ITEM *logrec, WT_TXN_OP *op)
{
	WT_ITEM value;
	uint64_t recno;

	value.data = WT_UPDATE_DATA(op->u.op.upd);
	value.size = op->u.op.upd->size;

	/*
	 * Log the operation.  It must be one of the following:
	 * 1) column store remove;
	 * 2) column store insert/update;
	 * 3) row store remove; or
	 * 4) row store insert/update.
	 */
	if (op->u.op.key.data == NULL) {
		WT_ASSERT(session, op->u.op.ins != NULL);
		recno = op->u.op.ins->u.recno;

		if (WT_UPDATE_DELETED_ISSET(op->u.op.upd))
			WT_RET(__wt_logop_col_remove_pack(session, logrec,
			    op->fileid, recno));
		else
			WT_RET(__wt_logop_col_put_pack(session, logrec,
			    op->fileid, recno, &value));
	} else {
		if (WT_UPDATE_DELETED_ISSET(op->u.op.upd))
			WT_RET(__wt_logop_row_remove_pack(session, logrec,
			    op->fileid, &op->u.op.key));
		else
			WT_RET(__wt_logop_row_put_pack(session, logrec,
			    op->fileid, &op->u.op.key, &value));
	}

	return (0);
}

コード例 #3

ファイル: txn_log.c プロジェクト: DINKIN/mongo

/*
 * __txn_op_log --
 *	Log an operation for the current transaction.
 */
static int
__txn_op_log(WT_SESSION_IMPL *session,
    WT_ITEM *logrec, WT_TXN_OP *op, WT_CURSOR_BTREE *cbt)
{
	WT_CURSOR *cursor;
	WT_ITEM value;
	WT_UPDATE *upd;
	uint64_t recno;

	cursor = &cbt->iface;

	upd = op->u.upd;
	value.data = upd->data;
	value.size = upd->size;

	/*
	 * Log the row- or column-store insert, modify, remove or update. Our
	 * caller doesn't log reserve operations, we shouldn't see them here.
	 */
	if (cbt->btree->type == BTREE_ROW) {
#ifdef HAVE_DIAGNOSTIC
		__txn_op_log_row_key_check(session, cbt);
#endif
		switch (upd->type) {
		case WT_UPDATE_DELETED:
			WT_RET(__wt_logop_row_remove_pack(
			    session, logrec, op->fileid, &cursor->key));
			break;
		case WT_UPDATE_MODIFIED:
			WT_RET(__wt_logop_row_modify_pack(
			    session, logrec, op->fileid, &cursor->key, &value));
			break;
		case WT_UPDATE_STANDARD:
			WT_RET(__wt_logop_row_put_pack(
			    session, logrec, op->fileid, &cursor->key, &value));
			break;
		WT_ILLEGAL_VALUE(session);
		}
	} else {
		recno = WT_INSERT_RECNO(cbt->ins);
		WT_ASSERT(session, recno != WT_RECNO_OOB);

		switch (upd->type) {
		case WT_UPDATE_DELETED:
			WT_RET(__wt_logop_col_remove_pack(
			    session, logrec, op->fileid, recno));
			break;
		case WT_UPDATE_MODIFIED:
			WT_RET(__wt_logop_col_modify_pack(
			    session, logrec, op->fileid, recno, &value));
			break;
		case WT_UPDATE_STANDARD:
			WT_RET(__wt_logop_col_put_pack(
			    session, logrec, op->fileid, recno, &value));
			break;
		WT_ILLEGAL_VALUE(session);
		}
	}

	return (0);
}