1. list_tables
List all tables in the Pinot cluster.
2. list_segments
List all segments for a given table.
3. get_schema_info
Retrieve schema information for a given table.
4. execute_sql_query
Execute a read-only SQL query on the Pinot cluster.
5. view_index_metadata
View index-level metadata for a given table.
6. view_column_metadata
View column-level metadata for a given table.