odps-tunnel:tldr:93a26

This command is likely used in a command line interface or terminal to upload a file called ${filename} to a specified database table called ${table_name}. The command uses a program or tool called "tunnel" for the upload operation.

Here is a breakdown of the command and its options:

• tunnel: This is the name of the program or tool that performs the upload operation. It is likely a specialized tool for uploading data to a database.
• upload: This is the specific action or command within the tunnel tool to upload data.
• ${filename}: This is a placeholder for the name of the file that is being uploaded. You would replace ${filename} with the actual name of the file you want to upload.
• ${table_name}: This is a placeholder for the name of the database table where the data from the file will be uploaded. You would replace ${table_name} with the actual name of the table in your database.
• -fd ${field_delim}: This option specifies the field delimiter or separator used in the file. ${field_delim} is a placeholder for the actual delimiter used in the file. You would replace ${field_delim} with the appropriate delimiter like a comma (,) or tab (\t).
• -rd ${record_delim}: This option specifies the record delimiter or separator used in the file. ${record_delim} is a placeholder for the actual delimiter used in the file. You would replace ${record_delim} with the appropriate delimiter like a newline character (\n) or a custom record separator.

Together, the command uploads the file ${filename} to the ${table_name} database table using the specified field delimiter (-fd) and record delimiter (-rd).