id,node_id,number,title,user,state,locked,assignee,milestone,comments,created_at,updated_at,closed_at,author_association,pull_request,body,repo,type,active_lock_reason,performed_via_github_app,reactions,draft,state_reason
1400121355,PR_kwDOBm6k_c5AVujU,1835,use inspect data for hash and file size,536941,closed,0,,,3,2022-10-06T18:25:24Z,2022-10-27T20:51:30Z,2022-10-06T20:06:07Z,CONTRIBUTOR,simonw/datasette/pulls/1835,"`inspect_data` should already include the hash and the db file size, so this PR takes advantage of using those instead of always recalculating. should help a lot on startup with large DBs.

closes #1834 ",107914493,pull,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/1835/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",0,
1400083043,I_kwDOBm6k_c5Tc5Jj,1834,inspect data is not used for caching database hash,536941,closed,0,,,0,2022-10-06T17:52:01Z,2022-10-06T20:06:21Z,2022-10-06T20:06:08Z,CONTRIBUTOR,,"When databases are loaded,

https://github.com/simonw/datasette/blob/cb1e093fd361b758120aefc1a444df02462389a3/datasette/app.py#L257-L260

there is nothing preventing the rehashing of the database for immutable databases.

https://github.com/simonw/datasette/blob/cb1e093fd361b758120aefc1a444df02462389a3/datasette/database.py#L50-L53

what i might expect is that relevant values of `inspect_data` get passed to the `Database` class to prevent re-hashing?

With data that is many gigs large, this is a significant start up time.


",107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/1834/reactions"", ""total_count"": 1, ""+1"": 1, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,completed