Foundry376/Mailspring
1
1
Fork 0
mirror of https://github.com/Foundry376/Mailspring.git synced 2025-12-16 14:49:23 +08:00
Code Issues Projects Releases Packages Wiki Activity

fix(db): Don't blow up over table SCANs with covering indexes

Browse source
This commit is contained in:
Ben Gotow 2016-04-11 13:51:58 -07:00
parent 5220b471e3
commit f906b0bc12
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
src/flux/stores/database-store.coffee
View file

@ -273,10 +273,10 @@ class DatabaseStore extends NylasStore
if DEBUG_QUERY_PLANS if DEBUG_QUERY_PLANS
@_db.all "EXPLAIN QUERY PLAN #{query}", values, (err, results=[]) => @_db.all "EXPLAIN QUERY PLAN #{query}", values, (err, results=[]) =>
str = results.map((row) -> row.detail).join('\n') + " for " + query str = results.map((row) -> row.detail).join('\n') + " for " + query
return if str.indexOf("SCAN") is -1
return if str.indexOf('ThreadCounts') > 0 return if str.indexOf('ThreadCounts') > 0
return if str.indexOf('ThreadSearch') > 0 return if str.indexOf('ThreadSearch') > 0
@_prettyConsoleLog(str) if str.indexOf('SCAN') isnt -1 and str.indexOf('COVERING INDEX') is -1
@_prettyConsoleLog(str)
# Important: once the user begins a transaction, queries need to run # Important: once the user begins a transaction, queries need to run
# in serial. This ensures that the subsequent "COMMIT" call # in serial. This ensures that the subsequent "COMMIT" call