chore: add document example

1. add document example in docs/doc/21-load-data/01-s3.md
2. fixes unit tests

Signed-off-by: ClSlaid <cailue@bupt.edu.cn>

Author: ClSlaid

docs/doc/21-load-data/01-s3.md

@@ -82,7 +82,7 @@ To use the COPY data loading, you will need the following information:
 * Your AWS account’s access keys, such as:
   * Access Key ID: *your-access-key-id*
   * Secret Access Key: *your-secret-access-key*
-
+  * Security Token (Optional): *your-aws-temporary-access-token*
 
 ### Step 5: Copy Data into the Target Tables
 
@@ -95,7 +95,7 @@ Using this URI and keys, execute the following statement, replacing the placehol
 ```sql
 COPY INTO books
   FROM 's3://databend-bohu/data/'
-  credentials=(aws_key_id='<your-access-key-id>' aws_secret_key='<your-secret-access-key>')
+  credentials=(aws_key_id='<your-access-key-id>' aws_secret_key='<your-secret-access-key>' [aws-token='<your-aws-temporary-access-token>'])
   pattern ='.*[.]csv'
   file_format = (type = 'CSV' field_delimiter = ','  record_delimiter = '\n' skip_header = 0);
 ```

src/query/service/tests/it/configs.rs

@@ -117,6 +117,7 @@ region = ""
 endpoint_url = "https://s3.amazonaws.com"
 access_key_id = ""
 secret_access_key = ""
+security_token = ""
 bucket = ""
 root = ""
 master_key = ""

src/query/service/tests/it/interpreters/interpreter_user_stage.rs

@@ -51,11 +51,11 @@ async fn test_user_stage_interpreter() -> Result<()> {
 
         common_datablocks::assert_blocks_eq(
             vec![
-                "+------------+------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------------+-----------------+--------------------+---------+",
-                "| name       | stage_type | stage_params                                                                                                                                                                                                                                                                          | copy_options                                                | file_format_options                                                                                                | number_of_files | creator            | comment |",
-                "+------------+------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------------+-----------------+--------------------+---------+",
-                "| test_stage | External   | StageParams { storage: S3(StorageS3Config { endpoint_url: \"https://s3.amazonaws.com\", region: \"\", bucket: \"load\", root: \"/files/\", disable_credential_loader: true, enable_virtual_host_style: false, access_key_id: \"******b3c\", secret_access_key: \"******y6z\", master_key: \"\" }) } | CopyOptions { on_error: None, size_limit: 0, purge: false } | FileFormatOptions { format: Csv, skip_header: 0, field_delimiter: \",\", record_delimiter: \"\\n\", compression: None } | NULL            | 'root'@'127.0.0.1' |         |",
-                "+------------+------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------------+-----------------+--------------------+---------+",
+                     "+------------+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------------+-----------------+--------------------+---------+",
+                     "| name       | stage_type | stage_params                                                                                                                                                                                                                                                                                              | copy_options                                                | file_format_options                                                                                                | number_of_files | creator            | comment |",
+                     "+------------+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------------+-----------------+--------------------+---------+",
+                     "| test_stage | External   | StageParams { storage: S3(StorageS3Config { endpoint_url: \"https://s3.amazonaws.com\", region: \"\", bucket: \"load\", root: \"/files/\", disable_credential_loader: true, enable_virtual_host_style: false, access_key_id: \"******b3c\", secret_access_key: \"******y6z\", security_token: \"\", master_key: \"\" }) } | CopyOptions { on_error: None, size_limit: 0, purge: false } | FileFormatOptions { format: Csv, skip_header: 0, field_delimiter: \",\", record_delimiter: \"\\n\", compression: None } | NULL            | 'root'@'127.0.0.1' |         |",
+                     "+------------+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------+--------------------------------------------------------------------------------------------------------------------+-----------------+--------------------+---------+",
             ],
             &blocks,
         );