Hierarchical data metrics that allows fast read operations on tree like structures.
Based on Left and Right fields that are set during tree traversal. When entered into node value is set to it's Left, when exiting node value is set to it's Right.
Alex Panfilkin Adrinalin4ik
🏠
Adrinalin4ik
/ README.md
Created
December 28, 2021 15:25
— forked from tmilos/README.md
Modified Preorder Tree Traversal
Adrinalin4ik
/ psql_useful_stat_queries.sql
Last active
June 7, 2021 14:29
— forked from anvk/psql_useful_stat_queries.sql
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 |