SONAR-23213 Add index on 'measures.branch_uuid'

3 files changed, 120 insertions, 0 deletions

diff --git a/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTable.java b/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTable.java
new file mode 100644
index 00000000000..892e53d0c99
--- /dev/null
+++ b/server/sonar-db-migration/src/main/java/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTable.java
@@ -0,0 +1,55 @@
+/*
+ * SonarQube
+ * Copyright (C) 2009-2024 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.server.platform.db.migration.adhoc;
+
+import java.sql.Connection;
+import java.sql.SQLException;
+import org.sonar.api.server.ServerSide;
+import org.sonar.db.Database;
+import org.sonar.db.DatabaseUtils;
+import org.sonar.server.platform.db.migration.sql.CreateIndexBuilder;
+import org.sonar.server.platform.db.migration.step.DdlChange;
+
+import static org.sonar.server.platform.db.migration.adhoc.CreateMeasuresTable.COLUMN_BRANCH_UUID;
+import static org.sonar.server.platform.db.migration.adhoc.CreateMeasuresTable.MEASURES_TABLE_NAME;
+
+@ServerSide
+public class CreateIndexOnMeasuresTable extends DdlChange {
+
+  static final String INDEX_NAME = "measures_branch_uuid";
+
+  public CreateIndexOnMeasuresTable(Database db) {
+    super(db);
+  }
+
+  @Override
+  public void execute(Context context) throws SQLException {
+    try (Connection connection = getDatabase().getDataSource().getConnection()) {
+      if (!DatabaseUtils.indexExistsIgnoreCase(MEASURES_TABLE_NAME, INDEX_NAME, connection)) {
+        context.execute(new CreateIndexBuilder()
+          .setTable(MEASURES_TABLE_NAME)
+          .setName(INDEX_NAME)
+          .addColumn(COLUMN_BRANCH_UUID)
+          .setUnique(false)
+          .build());
+      }
+    }
+  }
+}
diff --git a/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTableTest.java b/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTableTest.java
new file mode 100644
index 00000000000..576d5c1714b
--- /dev/null
+++ b/server/sonar-db-migration/src/test/java/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTableTest.java
@@ -0,0 +1,56 @@
+/*
+ * SonarQube
+ * Copyright (C) 2009-2024 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.server.platform.db.migration.adhoc;
+
+import java.sql.SQLException;
+import org.junit.Rule;
+import org.junit.Test;
+import org.sonar.db.CoreDbTester;
+import org.sonar.server.platform.db.migration.step.DdlChange;
+
+import static org.sonar.server.platform.db.migration.adhoc.CreateIndexOnMeasuresTable.INDEX_NAME;
+import static org.sonar.server.platform.db.migration.adhoc.CreateMeasuresTable.COLUMN_BRANCH_UUID;
+import static org.sonar.server.platform.db.migration.adhoc.CreateMeasuresTable.MEASURES_TABLE_NAME;
+
+public class CreateIndexOnMeasuresTableTest {
+  @Rule
+  public final CoreDbTester db = CoreDbTester.createForSchema(CreateIndexOnMeasuresTableTest.class, "schema.sql");
+
+  private final DdlChange underTest = new CreateIndexOnMeasuresTable(db.database());
+
+  @Test
+  public void migration_should_create_index() throws SQLException {
+    db.assertIndexDoesNotExist(MEASURES_TABLE_NAME, INDEX_NAME);
+
+    underTest.execute();
+
+    db.assertIndex(MEASURES_TABLE_NAME, INDEX_NAME, COLUMN_BRANCH_UUID);
+  }
+
+  @Test
+  public void migration_should_be_reentrant() throws SQLException {
+    db.assertIndexDoesNotExist(MEASURES_TABLE_NAME, INDEX_NAME);
+
+    underTest.execute();
+    underTest.execute();
+
+    db.assertIndex(MEASURES_TABLE_NAME, INDEX_NAME, COLUMN_BRANCH_UUID);
+  }
+}
diff --git a/server/sonar-db-migration/src/test/resources/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTableTest/schema.sql b/server/sonar-db-migration/src/test/resources/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTableTest/schema.sql
new file mode 100644
index 00000000000..c39825b6ba8
--- /dev/null
+++ b/server/sonar-db-migration/src/test/resources/org/sonar/server/platform/db/migration/adhoc/CreateIndexOnMeasuresTableTest/schema.sql
@@ -0,0 +1,9 @@
+CREATE TABLE "MEASURES"(
+    "COMPONENT_UUID" CHARACTER VARYING(40) NOT NULL,
+    "BRANCH_UUID" CHARACTER VARYING(40) NOT NULL,
+    "JSON_VALUE" CHARACTER LARGE OBJECT NOT NULL,
+    "JSON_VALUE_HASH" BIGINT NOT NULL,
+    "CREATED_AT" BIGINT NOT NULL,
+    "UPDATED_AT" BIGINT NOT NULL
+);
+ALTER TABLE "MEASURES" ADD CONSTRAINT "PK_MEASURES" PRIMARY KEY("COMPONENT_UUID");