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fix(db): Run pragmas on all connections, not just worker one (which runs setup queries)

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This commit is contained in:
Ben Gotow 2015-09-02 12:31:32 -07:00
parent 442bcd99d1
commit 62fbd61ede
2 changed files with 21 additions and 16 deletions
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10
src/flux/stores/database-setup-query-builder.coffee
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@ -13,16 +13,6 @@ class DatabaseSetupQueryBuilder
setupQueries: ->
queries = []
# https://www.sqlite.org/wal.html
# WAL provides more concurrency as readers do not block writers and a writer
# does not block readers. Reading and writing can proceed concurrently.
queries.push "PRAGMA journal_mode = WAL;"
# https://www.sqlite.org/intern-v-extern-blob.html
# A database page size of 8192 or 16384 gives the best performance for large BLOB I/O.
queries.push "PRAGMA main.page_size = 8192;"
queries.push "PRAGMA main.cache_size = 20000;"
queries.push "PRAGMA main.synchronous = NORMAL;"
# Add table for storing generic JSON blobs
queries.push("CREATE TABLE IF NOT EXISTS `JSONObject` (key TEXT PRIMARY KEY, data BLOB)")
queries.push("CREATE UNIQUE INDEX IF NOT EXISTS `JSONObject_id` ON `JSONObject` (`key`)")

27
src/flux/stores/database-store.coffee
View file

@ -139,13 +139,28 @@ class DatabaseStore extends NylasStore
@_db = new sqlite3.Database @_databasePath, mode, (err) =>
return @_handleSetupError(err) if err
ready()
@_db.on 'profile', (query, msec) =>
if msec > 100
@_prettyConsoleLog("#{msec}msec: #{query}")
else
console.debug(DEBUG_TO_LOG, "#{msec}: #{query}")
# https://www.sqlite.org/wal.html
# WAL provides more concurrency as readers do not block writers and a writer
# does not block readers. Reading and writing can proceed concurrently.
@_db.run("PRAGMA journal_mode = WAL;")
# Note: These are properties of the connection, so they must be set regardless
# of whether the database setup queries are run.
# https://www.sqlite.org/intern-v-extern-blob.html
# A database page size of 8192 or 16384 gives the best performance for large BLOB I/O.
@_db.run("PRAGMA main.page_size = 8192;")
@_db.run("PRAGMA main.cache_size = 20000;")
@_db.run("PRAGMA main.synchronous = NORMAL;")
@_db.configure('busyTimeout', 5000)
@_db.on 'profile', (query, msec) =>
if msec > 100
@_prettyConsoleLog("#{msec}msec: #{query}")
else
console.debug(DEBUG_TO_LOG, "#{msec}: #{query}")
ready()
_checkDatabaseVersion: ({allowNotSet} = {}, ready) =>
@_db.get 'PRAGMA user_version', (err, {user_version}) =>