From cff97ea9be4ddad6a66d95f60c1e910cfbd1a363 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fran=C3=A7ois-Xavier=20Thomas?= <fx.thomas@gmail.com>
Date: Thu, 3 Jan 2019 20:16:33 +0100
Subject: [PATCH 1/2] Fix #778: Defragment embedded HSQLDB database more
 frequently

---
 .../resources/liquibase/10.2/changelog.xml    |  6 +++++
 .../10.2/setup-hsqldb-checkpoint-defrag.xml   | 23 +++++++++++++++++++
 .../main/resources/liquibase/db-changelog.xml |  1 +
 3 files changed, 30 insertions(+)
 create mode 100644 airsonic-main/src/main/resources/liquibase/10.2/changelog.xml
 create mode 100644 airsonic-main/src/main/resources/liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml

diff --git a/airsonic-main/src/main/resources/liquibase/10.2/changelog.xml b/airsonic-main/src/main/resources/liquibase/10.2/changelog.xml
new file mode 100644
index 00000000..c49cfb30
--- /dev/null
+++ b/airsonic-main/src/main/resources/liquibase/10.2/changelog.xml
@@ -0,0 +1,6 @@
+<databaseChangeLog
+        xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+    <include file="setup-hsqldb-checkpoint-defrag.xml" relativeToChangelogFile="true"/>
+</databaseChangeLog>
diff --git a/airsonic-main/src/main/resources/liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml b/airsonic-main/src/main/resources/liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml
new file mode 100644
index 00000000..c75b9bf3
--- /dev/null
+++ b/airsonic-main/src/main/resources/liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml
@@ -0,0 +1,23 @@
+<databaseChangeLog
+        xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+    <changeSet id="setup-hsqldb-checkpoint-defrag" author="fxthomas">
+
+        <preConditions onFail="MARK_RAN">
+          <dbms type="hsqldb" />
+        </preConditions>
+
+        <sql>
+          SET LOGSIZE 64;
+          <comment>Automatically run a CHECKPOINT when the log is above 64MB.</comment>
+        </sql>
+        <sql>
+          SET CHECKPOINT DEFRAG 32;
+          <comment>Automatically defragment on CHECKPOINT when the wasted space is above 32MB.</comment>
+        </sql>
+
+        <rollback></rollback>
+
+    </changeSet>
+</databaseChangeLog>
diff --git a/airsonic-main/src/main/resources/liquibase/db-changelog.xml b/airsonic-main/src/main/resources/liquibase/db-changelog.xml
index 59768f89..84cd6f97 100644
--- a/airsonic-main/src/main/resources/liquibase/db-changelog.xml
+++ b/airsonic-main/src/main/resources/liquibase/db-changelog.xml
@@ -11,4 +11,5 @@
     <include file="6.2/changelog.xml" relativeToChangelogFile="true"/>
     <include file="6.3/changelog.xml" relativeToChangelogFile="true"/>
     <include file="6.4/changelog.xml" relativeToChangelogFile="true"/>
+    <include file="10.2/changelog.xml" relativeToChangelogFile="true"/>
 </databaseChangeLog>

From d6ba6de7e192e33ff1fcfbf487bd48b32b962aae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fran=C3=A7ois-Xavier=20Thomas?= <fx.thomas@gmail.com>
Date: Wed, 9 Jan 2019 22:27:40 +0100
Subject: [PATCH 2/2] Run a first defrag before enabling auto defrag on HSQLDB

---
 .../liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml         | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/airsonic-main/src/main/resources/liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml b/airsonic-main/src/main/resources/liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml
index c75b9bf3..7f42743b 100644
--- a/airsonic-main/src/main/resources/liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml
+++ b/airsonic-main/src/main/resources/liquibase/10.2/setup-hsqldb-checkpoint-defrag.xml
@@ -8,6 +8,10 @@
           <dbms type="hsqldb" />
         </preConditions>
 
+        <sql>
+          CHECKPOINT DEFRAG;
+          <comment>Defragment the database before enabling auto defrag, so that the biggest part of the work is done during migration.</comment>
+        </sql>
         <sql>
           SET LOGSIZE 64;
           <comment>Automatically run a CHECKPOINT when the log is above 64MB.</comment>