class_docstr: Class for implementing the Maria DB handler as a backend store for
  EvaDB.
class_docstr_tok: ["Class","for","implementing","the","Maria","DB","handler","as","a","backend","store","for","EvaDB","."]
code: def get_sqlalchmey_uri(self) -> str:
      return f"mariadb+mariadbconnector://{self.user}:{self.password}@{self.host}:{self.port}/{self.database}"
  
file_path: evadb/evadb/third_party/databases/mariadb/mariadb_handler.py
imports: import mariadb
  import pandas
  from evadb.third_party.databases.types import DBHandler, DBHandlerResponse, DBHandlerStatus
label_desc: Use image node_id 4 for calling the MariaDbHandler obj's underlying member method code with example usage: obj.get_sqlalchmey_uri() and returns: str, self, str, self, str, self, str, self, str, self