Module writer

Structs

• MysqlResultWriter
• QueryResult 🔒

Functions

• create_mysql_column 🔒
• create_mysql_column_def
  Creates MySQL columns definition from our column schema.
• handle_err
  Handle GreptimeDB error, convert it to MySQL error
• mysql_error_kind 🔒
• write_output
  Try to write multiple output to the writer if possible.