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Create database in a transaction (for performance)

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On my emulator, it takes 70ms instead of 250ms.
On a very specific hardware, it takes 0,5s instead of 4,1s.

I willingly did not indent the code between my try/catch (for the patch to be readable).
This commit is contained in:
Romain Vimont (®om) 2012-05-30 12:45:37 +02:00
parent c7fd341eb8
commit fb36389d20
1 changed files with 7 additions and 0 deletions
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7
src/com/fsck/k9/mail/store/LocalStore.java
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@ -156,6 +156,8 @@ public class LocalStore extends Store implements Serializable {
AttachmentProvider.clear(mApplication);
db.beginTransaction();
try {
try {
// schema version 29 was when we moved to incremental updates
// in the case of a new db or a < v29 db, we blow away and start from scratch
@ -385,6 +387,11 @@ public class LocalStore extends Store implements Serializable {
throw new Error("Database upgrade failed!");
}
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
// Unless we're blowing away the whole data store, there's no reason to prune attachments
// every time the user upgrades. it'll just cost them money and pain.
// try