anvk
/ psql_useful_stat_queries.sql
Last active
October 18, 2024 23:47
List of some useful Stat Queries for PSQL
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| --- PSQL queries which also duplicated from https://github.com/anvk/AwesomePSQLList/blob/master/README.md | |
| --- some of them taken from https://www.slideshare.net/alexeylesovsky/deep-dive-into-postgresql-statistics-54594192 | |
| -- I'm not an expert in PSQL. Just a developer who is trying to accumulate useful stat queries which could potentially explain problems in your Postgres DB. | |
| ------------ | |
| -- Basics -- | |
| ------------ | |
| -- Get indexes of tables |
Picking the right architecture = Picking the right battles + Managing trade-offs
- Clarify and agree on the scope of the system
- User cases (description of sequences of events that, taken together, lead to a system doing something useful)
- Who is going to use it?
- How are they going to use it?
staltz
/ introrx.md
Last active
November 14, 2024 11:27
The introduction to Reactive Programming you've been missing
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
Kartones
/ postgres-cheatsheet.md
Last active
November 15, 2024 21:14
PostgreSQL command line cheatsheet
Magic words:
psql -U postgresSome interesting flags (to see all, use -h or --help depending on your psql version):
-E: will describe the underlaying queries of the\commands (cool for learning!)-l: psql will list all databases and then exit (useful if the user you connect with doesn't has a default database, like at AWS RDS)