From 3d506dc8152070ec6b4adeaf9a03fc8636ad9c5b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Herman=20=C3=98ie=20Kolden?= <herman@samfundet.no>
Date: Sun, 30 Jun 2024 15:17:30 +0200
Subject: [PATCH] db: add back indices

There were lost in pyulog.2.sql, so the DB is very slow for large
databases.

NB: Applying this migration will take a while for large databases.
---
 pyulog/db.py            |  2 +-
 pyulog/sql/pyulog.5.sql | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 pyulog/sql/pyulog.5.sql

diff --git a/pyulog/db.py b/pyulog/db.py
index 6d14905..141becd 100644
--- a/pyulog/db.py
+++ b/pyulog/db.py
@@ -49,7 +49,7 @@ class DatabaseULog(ULog):
     contsructor will throw an exception. See the documentation of
     "ulog_migratedb" for more information.
     '''
-    SCHEMA_VERSION = 4
+    SCHEMA_VERSION = 5
 
     @staticmethod
     def get_db_handle(db_path):
diff --git a/pyulog/sql/pyulog.5.sql b/pyulog/sql/pyulog.5.sql
new file mode 100644
index 0000000..42ca5bc
--- /dev/null
+++ b/pyulog/sql/pyulog.5.sql
@@ -0,0 +1,17 @@
+BEGIN;
+CREATE INDEX IF NOT EXISTS btree_ULogAppendedOffsets_ULogId ON ULogAppendedOffsets(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogDataset_ULogId ON ULogDataset(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogField_DatasetId ON ULogField(DatasetId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageDropout_ULogId ON ULogMessageDropout(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageFormat_ULogId ON ULogMessageFormat(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageFormatField_MessageId ON ULogMessageFormatField(MessageId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageLogging_ULogId ON ULogMessageLogging(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageLoggingTagged_ULogId ON ULogMessageLoggingTagged(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageInfo_ULogId ON ULogMessageInfo(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageInfoMultiple_ULogId ON ULogMessageInfoMultiple(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageInfoMultipleList_MessageId ON ULogMessageInfoMultipleList(MessageId);
+CREATE INDEX IF NOT EXISTS btree_ULogMessageInfoMultipleListElement_ListId ON ULogMessageInfoMultipleListElement(ListId);
+CREATE INDEX IF NOT EXISTS btree_ULogInitialParameter_ULogId ON ULogInitialParameter(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogChangedParameter_ULogId ON ULogChangedParameter(ULogId);
+CREATE INDEX IF NOT EXISTS btree_ULogDefaultParameter_ULogId ON ULogDefaultParameter(ULogId);
+COMMIT;