SONAR-2037 The index on 'measure_data.snapshot_id' is needed for DB performance

diff --git a/sonar-core/src/main/java/org/sonar/jpa/entity/SchemaMigration.java b/sonar-core/src/main/java/org/sonar/jpa/entity/SchemaMigration.java
index 824d83f6663206c75540a0b0565a11fa88f8373b..c0fb31288d6cf10babd684cd6098faac45f5aa9b 100644 (file)
--- a/sonar-core/src/main/java/org/sonar/jpa/entity/SchemaMigration.java
+++ b/sonar-core/src/main/java/org/sonar/jpa/entity/SchemaMigration.java
@@ -30,7 +30,7 @@ import java.sql.Statement;
 public class SchemaMigration {
 
   public final static int VERSION_UNKNOWN = -1;
-  public static final int LAST_VERSION = 166;
+  public static final int LAST_VERSION = 167;
 
   public final static String TABLE_NAME = "schema_migrations";
 

diff --git a/sonar-server/src/main/webapp/WEB-INF/db/migrate/167_add_index_to_measure_data_snapshot.rb b/sonar-server/src/main/webapp/WEB-INF/db/migrate/167_add_index_to_measure_data_snapshot.rb
new file mode 100644 (file)
index 0000000..3eb6580
--- /dev/null
+++ b/sonar-server/src/main/webapp/WEB-INF/db/migrate/167_add_index_to_measure_data_snapshot.rb
@@ -0,0 +1,30 @@
+#
+# Sonar, entreprise quality control tool.
+# Copyright (C) 2009 SonarSource SA
+# mailto:contact AT sonarsource DOT com
+#
+# Sonar is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 3 of the License, or (at your option) any later version.
+#
+# Sonar is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with Sonar; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
+#
+
+#
+# Sonar 2.5
+#
+class AddIndexToMeasureDataSnapshot < ActiveRecord::Migration
+
+  def self.up
+    add_index :measure_data, :snapshot_id, :name => 'm_data_sid'
+  end
+
+end