diff --git a/docs-2.0/3.ngql-guide/6.functions-and-expressions/7.count.md b/docs-2.0/3.ngql-guide/6.functions-and-expressions/7.count.md
index 5ed81fc4ff7..6fa5178aeaf 100644
--- a/docs-2.0/3.ngql-guide/6.functions-and-expressions/7.count.md
+++ b/docs-2.0/3.ngql-guide/6.functions-and-expressions/7.count.md
@@ -66,7 +66,7 @@ nebula> LOOKUP ON player \
         YIELD player.age As playerage \
         | GROUP BY $-.playerage \
         YIELD $-.playerage as age, count(*) AS number \
-        | ORDER BY number DESC, age DESC;
+        | ORDER BY $-.number DESC, $-.age DESC;
 +-----+--------+
 | age | number |
 +-----+--------+
diff --git a/docs-2.0/3.ngql-guide/8.clauses-and-options/limit.md b/docs-2.0/3.ngql-guide/8.clauses-and-options/limit.md
index 25d811643e3..94ab6de5624 100644
--- a/docs-2.0/3.ngql-guide/8.clauses-and-options/limit.md
+++ b/docs-2.0/3.ngql-guide/8.clauses-and-options/limit.md
@@ -31,7 +31,7 @@ YIELD <var>
 # 从排序结果中返回第2行开始的3行数据。
 nebula> GO FROM "player100" OVER follow REVERSELY \
         YIELD $$.player.name AS Friend, $$.player.age AS Age \
-        | ORDER BY Age,Friend \
+        | ORDER BY $-.Age, $-.Friend \
         | LIMIT 1, 3;
 +-------------------+-----+
 | Friend            | Age |
diff --git a/docs-2.0/3.ngql-guide/8.clauses-and-options/where.md b/docs-2.0/3.ngql-guide/8.clauses-and-options/where.md
index afaf2248b96..35643bcec6d 100644
--- a/docs-2.0/3.ngql-guide/8.clauses-and-options/where.md
+++ b/docs-2.0/3.ngql-guide/8.clauses-and-options/where.md
@@ -182,7 +182,7 @@ nebula> GO FROM "1" \
         OVER e1 \
         WHERE e1._rank>2 \
         YIELD e1._src, e1._dst, e1._rank AS Rank, e1.p1 | \
-        ORDER BY Rank DESC;
+        ORDER BY $-.Rank DESC;
 ====================================
 | e1._src | e1._dst | Rank | e1.p1 |
 ====================================