1. metadata_query
Execute SHOW/COUNT queries to read metadata from the database.
2. select_query
Execute SELECT queries to read data from the database.
3. export_query
Execute a query and export the results to a CSV or Excel file.
4. read_query
Execute SELECT queries to read data from the database.
5. list_tables
Get a list of all tables in the database.
6. describe_table
View schema information for a specific table.
7. export_table_query
Execute a query and export the results to a CSV or Excel file.

