Add missing indexes in new database migration step (4a8d93b5) · Commits · e / os / Mail

k9mail/src/main/java/com/fsck/k9/mailstore/LocalStore.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -153,7 +153,7 @@ public class LocalStore extends Store implements Serializable {
		*/
		private static final int THREAD_FLAG_UPDATE_BATCH_SIZE = 500;

		public static final int DB_VERSION = 58;
		public static final int DB_VERSION = 59;


		public static String getColumnNameForFlag(Flag flag) {

0 → 100644

+41 −0

Original line number	Diff line number	Diff line
		package com.fsck.k9.mailstore.migrations;


		import android.database.sqlite.SQLiteDatabase;


		class MigrationTo59 {
		static void addMissingIndexes(SQLiteDatabase db) {
		addMessageCompositeIndex(db);
		addMessageEmptyIndex(db);
		addMessageFlaggedIndex(db);
		addMessageFolderIdDeletedDateIndex(db);
		addMessageReadIndex(db);
		addMessageUidIndex(db);
		addMessageReadIndex(db);
		}

		private static void addMessageCompositeIndex(SQLiteDatabase db) {
		db.execSQL("CREATE INDEX IF NOT EXISTS msg_composite ON messages (deleted, empty,folder_id,flagged,read)");
		}

		private static void addMessageEmptyIndex(SQLiteDatabase db) {
		db.execSQL("CREATE INDEX IF NOT EXISTS msg_empty ON messages (empty)");
		}

		private static void addMessageFlaggedIndex(SQLiteDatabase db) {
		db.execSQL("CREATE INDEX IF NOT EXISTS msg_flagged ON messages (flagged)");
		}

		private static void addMessageFolderIdDeletedDateIndex(SQLiteDatabase db) {
		db.execSQL("CREATE INDEX IF NOT EXISTS msg_folder_id_deleted_date ON messages (folder_id,deleted,internal_date)");
		}

		private static void addMessageReadIndex(SQLiteDatabase db) {
		db.execSQL("CREATE INDEX IF NOT EXISTS msg_read ON messages (read)");
		}

		private static void addMessageUidIndex(SQLiteDatabase db) {
		db.execSQL("CREATE INDEX IF NOT EXISTS msg_uid ON messages (uid, folder_id)");
		}
		}

+2 −0

Original line number	Diff line number	Diff line
		@@ -71,6 +71,8 @@ public class Migrations {
		case 57:
		MigrationTo58.cleanUpOrphanedData(db);
		MigrationTo58.createDeleteMessageTrigger(db);
		case 58:
		MigrationTo59.addMissingIndexes(db);
		}
		}
		}