Micellaneous:
check backends connections
cancel backends connections
To sum numbers of connections:
SELECT sum(numbackends) FROM pg_stat_database;
To cancel all connections not including my own:
SELECT pg_terminate_backend(pid)
FROM pg_stat_activity
WHERE pid <> pg_backend_pid()
Micellaneous:check backends connectionscancel backends co...
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Set user password and reset to null for postgreSQL
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教材：《Web Scraping with Python——Collecting Data from the Mo...
教材：《Web Scraping with Python——Collecting Data from the Mo...
本文标题：Python App Scraping ———09.12.201
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