diff --git a/TOC.md b/TOC.md
index ae86b9e06f79..70ac73d43c55 100644
--- a/TOC.md
+++ b/TOC.md
@@ -346,7 +346,6 @@
     + [视图](/views.md) @徐怀宇
     + [分区表](/partitioned-table.md) @毛康力
     + [字符集和排序规则](/character-set-and-collation.md) @黄文俊
-    + [索引](/tidb-index.md) @冯立元
     + 系统表 @陈霜
       + [`mysql`](/system-tables/system-table-overview.md)
       + [`information_schema`](/system-tables/system-table-information-schema.md)
diff --git a/sql-statements/sql-statement-add-index.md b/sql-statements/sql-statement-add-index.md
index f3f070c3b5e0..feb216494ccc 100644
--- a/sql-statements/sql-statement-add-index.md
+++ b/sql-statements/sql-statement-add-index.md
@@ -143,6 +143,8 @@ EXPLAIN SELECT * FROM t1 WHERE c1 = 3;
 
 ## 另请参阅
 
+* [索引的选择](/index-choose.md)
+* [错误索引的解决方案](/wrong-index-solution.md)
 * [CREATE INDEX](/sql-statements/sql-statement-create-index.md)
 * [DROP INDEX](/sql-statements/sql-statement-drop-index.md)
 * [RENAME INDEX](/sql-statements/sql-statement-rename-index.md)
diff --git a/sql-statements/sql-statement-create-index.md b/sql-statements/sql-statement-create-index.md
index dfd0e1124217..eaca326f842a 100644
--- a/sql-statements/sql-statement-create-index.md
+++ b/sql-statements/sql-statement-create-index.md
@@ -184,6 +184,8 @@ CREATE UNIQUE INDEX c1 ON t1 (c1) INVISIBLE;
 
 ## 另请参阅
 
+* [索引的选择](/index-choose.md)
+* [错误索引的解决方案](/wrong-index-solution.md)
 * [ADD INDEX](/sql-statements/sql-statement-add-index.md)
 * [DROP INDEX](/sql-statements/sql-statement-drop-index.md)
 * [RENAME INDEX](/sql-statements/sql-statement-rename-index.md)
diff --git a/tidb-index.md b/tidb-index.md
deleted file mode 100644
index e69de29bb2d1..000000000000