Skip to content

Instantly share code, notes, and snippets.

View crayo's full-sized avatar

Koy N Kragh crayo

3 followers · 0 following
View GitHub Profile
@crayo
crayo / keybase.md
Created October 8, 2019 14:19
keybase.md

Keybase proof

I hereby claim:

  • I am crayo on github.
  • I am koynkragh (https://keybase.io/koynkragh) on keybase.
  • I have a public key ASBXhOEw3uq34rImmyRL8UEbRndppvn7aQyo91oSavlCzwo

To claim this, I am signing this object:

@crayo
crayo / query_planner.markdown
Last active August 29, 2015 14:24 — forked from hgmnz/query_planner.markdown

Types of index scans

Indexes

Sequential Scan:

  • Read every row in the table
  • No reading of index. Reading from indexes is also expensive.