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20 package org.sonar.server.platform.db.migration.version.v84.metrics.livemeasures;
22 import java.sql.Connection;
23 import java.sql.SQLException;
24 import org.sonar.db.Database;
25 import org.sonar.db.DatabaseUtils;
26 import org.sonar.server.platform.db.migration.sql.DropIndexBuilder;
27 import org.sonar.server.platform.db.migration.step.DdlChange;
29 public class DropIndexOnMetricIdOfLiveMeasuresTable extends DdlChange {
30 private static final String TABLE_NAME = "live_measures";
31 private static final String INDEX_NAME = "live_measures_component";
33 public DropIndexOnMetricIdOfLiveMeasuresTable(Database db) {
38 public void execute(Context context) throws SQLException {
40 context.execute(new DropIndexBuilder(getDialect())
47 private boolean indexExists() throws SQLException {
48 try (Connection connection = getDatabase().getDataSource().getConnection()) {
49 return DatabaseUtils.indexExists(TABLE_NAME, INDEX_NAME, connection);