diff --git a/docs/en/sql-reference/table-functions/file.md b/docs/en/sql-reference/table-functions/file.md
index a110bfbd15c..f40107aaaca 100644
--- a/docs/en/sql-reference/table-functions/file.md
+++ b/docs/en/sql-reference/table-functions/file.md
@@ -13,7 +13,7 @@ Creates a table from a file. This table function is similar to [url](../../sql-r
 **Syntax**
 
 ``` sql
-file(path, format, structure)
+file(path [,format] [,structure])
 ```
 
 **Parameters**
diff --git a/docs/en/sql-reference/table-functions/s3.md b/docs/en/sql-reference/table-functions/s3.md
index 2df7d6e46b3..545037665bb 100644
--- a/docs/en/sql-reference/table-functions/s3.md
+++ b/docs/en/sql-reference/table-functions/s3.md
@@ -11,7 +11,7 @@ Provides table-like interface to select/insert files in [Amazon S3](https://aws.
 **Syntax**
 
 ``` sql
-s3(path, [aws_access_key_id, aws_secret_access_key,] format, structure, [compression])
+s3(path [,aws_access_key_id, aws_secret_access_key] [,format] [,structure] [,compression])
 ```
 
 **Arguments**
diff --git a/docs/en/sql-reference/table-functions/s3Cluster.md b/docs/en/sql-reference/table-functions/s3Cluster.md
index 9d006af9572..b81fc51fd18 100644
--- a/docs/en/sql-reference/table-functions/s3Cluster.md
+++ b/docs/en/sql-reference/table-functions/s3Cluster.md
@@ -10,7 +10,7 @@ Allows processing files from [Amazon S3](https://aws.amazon.com/s3/) in parallel
 **Syntax**
 
 ``` sql
-s3Cluster(cluster_name, source, [access_key_id, secret_access_key,] format, structure)
+s3Cluster(cluster_name, source, [,access_key_id, secret_access_key] [,format] [,structure])
 ```
 
 **Arguments**
diff --git a/docs/en/sql-reference/table-functions/url.md b/docs/en/sql-reference/table-functions/url.md
index f1ed7b4dfe4..014dc3ae853 100644
--- a/docs/en/sql-reference/table-functions/url.md
+++ b/docs/en/sql-reference/table-functions/url.md
@@ -13,7 +13,7 @@ sidebar_label: url
 **Syntax**
 
 ``` sql
-url(URL, format, structure)
+url(URL [,format] [,structure])
 ```
 
 **Parameters**
diff --git a/docs/ru/sql-reference/table-functions/file.md b/docs/ru/sql-reference/table-functions/file.md
index 1f262c9403a..df35a1c4ac0 100644
--- a/docs/ru/sql-reference/table-functions/file.md
+++ b/docs/ru/sql-reference/table-functions/file.md
@@ -13,7 +13,7 @@ sidebar_label: file
 **Синтаксис**
 
 ``` sql
-file(path, format, structure)
+file(path [,format] [,structure])
 ```
 
 **Параметры**
diff --git a/docs/ru/sql-reference/table-functions/s3.md b/docs/ru/sql-reference/table-functions/s3.md
index ae0419a4b84..14c8204fd1d 100644
--- a/docs/ru/sql-reference/table-functions/s3.md
+++ b/docs/ru/sql-reference/table-functions/s3.md
@@ -11,7 +11,7 @@ sidebar_label: s3
 **Синтаксис**
 
 ``` sql
-s3(path, [aws_access_key_id, aws_secret_access_key,] format, structure, [compression])
+s3(path [,aws_access_key_id, aws_secret_access_key] [,format] [,structure] [,compression])
 ```
 
 **Aргументы**
diff --git a/docs/ru/sql-reference/table-functions/s3Cluster.md b/docs/ru/sql-reference/table-functions/s3Cluster.md
index e6b317253c0..1c12913fabe 100644
--- a/docs/ru/sql-reference/table-functions/s3Cluster.md
+++ b/docs/ru/sql-reference/table-functions/s3Cluster.md
@@ -11,7 +11,7 @@ sidebar_label: s3Cluster
 **Синтаксис**
 
 ``` sql
-s3Cluster(cluster_name, source, [access_key_id, secret_access_key,] format, structure)
+s3Cluster(cluster_name, source, [,access_key_id, secret_access_key] [,format] [,structure])
 ```
 
 **Аргументы**
diff --git a/docs/ru/sql-reference/table-functions/url.md b/docs/ru/sql-reference/table-functions/url.md
index d4fb11b0de7..e5d9faeec00 100644
--- a/docs/ru/sql-reference/table-functions/url.md
+++ b/docs/ru/sql-reference/table-functions/url.md
@@ -13,7 +13,7 @@ sidebar_label: url
 **Синтаксис**
 
 ``` sql
-url(URL, format, structure)
+url(URL [,format] [,structure])
 ```
 
 **Параметры**