Adding documentation for Handle case of table with no supported columns

presto-docs/src/main/sphinx/connector/postgresql.rst

@@ -184,6 +184,14 @@ The connector maps PrestoDB types to the corresponding PostgreSQL types:
 
 No other types are supported.
 
+Tables with Unsupported Columns
+-------------------------------
+
+If you query a PostgreSQL table with the Presto connector, and the table either has no supported columns or contains
+only unsupported data types, Presto returns an error similar to the following example:
+
+``Query 20231120_102910_00004_35dqb failed: Table 'public.unsupported_type_table' has no supported columns (all 1 columns are not supported).``
+
 PostgreSQL Connector Limitations
 --------------------------------