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fix(db): Use recommended page-size, cache size. Allow 80MB in RAM cache

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This commit is contained in:
Ben Gotow 2015-09-01 13:35:23 -07:00
parent 11ebdcd3ea
commit 7690683366
1 changed files with 6 additions and 1 deletions
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7
src/flux/stores/database-setup-query-builder.coffee
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@ -16,7 +16,12 @@ class DatabaseSetupQueryBuilder
# https://www.sqlite.org/wal.html # https://www.sqlite.org/wal.html
# WAL provides more concurrency as readers do not block writers and a writer # WAL provides more concurrency as readers do not block writers and a writer
# does not block readers. Reading and writing can proceed concurrently. # does not block readers. Reading and writing can proceed concurrently.
queries.push "PRAGMA journal_mode=WAL;" 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 # Add table for storing generic JSON blobs
queries.push("CREATE TABLE IF NOT EXISTS `JSONObject` (key TEXT PRIMARY KEY, data BLOB)") queries.push("CREATE TABLE IF NOT EXISTS `JSONObject` (key TEXT PRIMARY KEY, data BLOB)")