conn = pool.getconn() Once you're done with it, call pool.putconn( conn ) (If you don't, you'll quickly get "error in executing with exception: connection pool exhausted") After you're done You should curs.close(), but not conn.close() (verify) ...
PostgreSQL functions can be created in several languages such as SQL, PL/pgSQL, C, Python, etc.How can we change the column data type in SQL?Column data types in PostgreSQL are changed using the ALTER TABLE statement combined with the ALTER COLUMN statement....