From: Julien Lancelot <julien.lancelot@sonarsource.com>
Date: Tue, 17 Mar 2015 10:27:18 +0000 (+0100)
Subject: Merge multiple issues column requests alter into one request
X-Git-Tag: 5.1-RC2~15
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=9e1ac06ecd2f9998f5126401e4ee3d6af205e004;p=sonarqube.git

Merge multiple issues column requests alter into one request
---

diff --git a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/AddColumnsBuilder.java b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/AddColumnsBuilder.java
new file mode 100644
index 00000000000..8d884296c8f
--- /dev/null
+++ b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/AddColumnsBuilder.java
@@ -0,0 +1,152 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations;
+
+import com.google.common.base.CharMatcher;
+import com.google.common.base.Preconditions;
+import org.sonar.core.persistence.dialect.Dialect;
+import org.sonar.core.persistence.dialect.MsSql;
+import org.sonar.core.persistence.dialect.Oracle;
+import org.sonar.core.persistence.dialect.PostgreSql;
+
+import javax.annotation.CheckForNull;
+import javax.annotation.Nullable;
+
+import java.util.List;
+
+import static com.google.common.collect.Lists.newArrayList;
+
+public class AddColumnsBuilder {
+
+  private final Dialect dialect;
+  private final String tableName;
+  private List<ColumnDef> columnDefs = newArrayList();
+
+  public AddColumnsBuilder(Dialect dialect, String tableName) {
+    this.tableName = tableName;
+    this.dialect = dialect;
+  }
+
+  public AddColumnsBuilder addColumn(ColumnDef columnDef) {
+    columnDefs.add(columnDef);
+    return this;
+  }
+
+  public String build() {
+    StringBuilder sql = new StringBuilder().append("ALTER TABLE ").append(tableName).append(" ");
+    switch (dialect.getId()) {
+      case PostgreSql.ID:
+        addColumns(sql, "ADD COLUMN ");
+        break;
+      case MsSql.ID:
+        sql.append("ADD ");
+        addColumns(sql, "");
+        break;
+      default:
+        sql.append("ADD (");
+        addColumns(sql, "");
+        sql.append(")");
+    }
+    return sql.toString();
+  }
+
+  private void addColumns(StringBuilder sql, String columnPrefix) {
+    for (int i = 0; i < columnDefs.size(); i++) {
+      sql.append(columnPrefix);
+      addColumn(sql, columnDefs.get(i));
+      if (i < columnDefs.size() - 1) {
+        sql.append(", ");
+      }
+    }
+  }
+
+  private void addColumn(StringBuilder sql, ColumnDef columnDef) {
+    sql.append(columnDef.getName()).append(" ").append(typeToSql(columnDef));
+    Integer limit = columnDef.getLimit();
+    if (limit != null) {
+      sql.append(" (").append(Integer.toString(limit)).append(")");
+    }
+    sql.append(columnDef.isNullable() ? " NULL" : " NOT NULL");
+  }
+
+  private String typeToSql(ColumnDef columnDef) {
+    switch (columnDef.getType()) {
+      case STRING:
+        return "VARCHAR";
+      case BIG_INTEGER:
+        if (dialect.getId().equals(Oracle.ID)) {
+          return "NUMBER (38)";
+        } else {
+          return "BIGINT";
+        }
+      default:
+        throw new IllegalArgumentException("Unsupported type : " + columnDef.getType());
+    }
+  }
+
+  public static class ColumnDef {
+    private String name;
+    private Type type;
+    private boolean isNullable;
+    private Integer limit;
+
+    public enum Type {
+      STRING, BIG_INTEGER
+    }
+
+    public ColumnDef setNullable(boolean isNullable) {
+      this.isNullable = isNullable;
+      return this;
+    }
+
+    public ColumnDef setLimit(@Nullable Integer limit) {
+      this.limit = limit;
+      return this;
+    }
+
+    public ColumnDef setName(String name) {
+      Preconditions.checkArgument(CharMatcher.JAVA_LOWER_CASE.or(CharMatcher.anyOf("_")).matchesAllOf(name), "Column name should only contains lowercase and _ characters");
+      this.name = name;
+      return this;
+    }
+
+    public ColumnDef setType(Type type) {
+      this.type = type;
+      return this;
+    }
+
+    public boolean isNullable() {
+      return isNullable;
+    }
+
+    @CheckForNull
+    public Integer getLimit() {
+      return limit;
+    }
+
+    public String getName() {
+      return name;
+    }
+
+    public Type getType() {
+      return type;
+    }
+  }
+}
diff --git a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DatabaseMigrations.java b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DatabaseMigrations.java
index 6afedd0a1f6..8b26a3f5196 100644
--- a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DatabaseMigrations.java
+++ b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DatabaseMigrations.java
@@ -93,6 +93,8 @@ public interface DatabaseMigrations {
     FeedManualMeasuresLongDates.class,
     FeedEventsLongDates.class,
     AddNewCharacteristics.class,
-    RemovePermissionsOnModulesMigration.class
+    RemovePermissionsOnModulesMigration.class,
+    AddIssuesColumns.class,
+    DropIssuesColumns.class
     );
 }
diff --git a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DdlChange.java b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DdlChange.java
new file mode 100644
index 00000000000..6dafe50ec1b
--- /dev/null
+++ b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DdlChange.java
@@ -0,0 +1,68 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations;
+
+import org.apache.commons.dbutils.DbUtils;
+import org.sonar.core.persistence.Database;
+
+import java.sql.Connection;
+import java.sql.SQLException;
+
+public abstract class DdlChange implements DatabaseMigration {
+
+  private final Database db;
+
+  public DdlChange(Database db) {
+    this.db = db;
+  }
+
+  @Override
+  public final void execute() throws SQLException {
+    Connection writeConnection = null;
+    try {
+      writeConnection = db.getDataSource().getConnection();
+      writeConnection.setAutoCommit(false);
+      Context context = new Context(writeConnection);
+      execute(context);
+
+    } finally {
+      DbUtils.closeQuietly(writeConnection);
+    }
+  }
+
+  public class Context {
+    private final Connection writeConnection;
+
+    public Context(Connection writeConnection) {
+      this.writeConnection = writeConnection;
+    }
+
+    public void execute(String sql) throws SQLException {
+      try {
+        UpsertImpl.create(writeConnection, sql).execute().commit();
+      } catch (Exception e) {
+        throw new IllegalStateException(String.format("Fail to execute %s", sql), e);
+      }
+    }
+  }
+
+  public abstract void execute(Context context) throws SQLException;
+
+}
diff --git a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DropColumnsBuilder.java b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DropColumnsBuilder.java
new file mode 100644
index 00000000000..ce61d645b16
--- /dev/null
+++ b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/DropColumnsBuilder.java
@@ -0,0 +1,68 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations;
+
+import org.sonar.core.persistence.dialect.*;
+
+public class DropColumnsBuilder {
+
+  private final Dialect dialect;
+  private final String tableName;
+  private final String[] columns;
+
+  public DropColumnsBuilder(Dialect dialect, String tableName, String... columns) {
+    this.tableName = tableName;
+    this.dialect = dialect;
+    this.columns = columns;
+  }
+
+  public String build() {
+    StringBuilder sql = new StringBuilder().append("ALTER TABLE ").append(tableName).append(" ");
+    switch (dialect.getId()) {
+      case PostgreSql.ID:
+      case MySql.ID:
+        dropColumns(sql, "DROP COLUMN ");
+        break;
+      case MsSql.ID:
+        sql.append("DROP COLUMN ");
+        dropColumns(sql, "");
+        break;
+      case Oracle.ID:
+        sql.append("DROP (");
+        dropColumns(sql, "");
+        sql.append(")");
+        break;
+      default:
+        throw new IllegalStateException(String.format("Unsupported database '%s'", dialect.getId()));
+    }
+    return sql.toString();
+  }
+
+  private void dropColumns(StringBuilder sql, String columnPrefix) {
+    for (int i = 0; i < columns.length; i++) {
+      sql.append(columnPrefix);
+      sql.append(columns[i]);
+      if (i < columns.length - 1) {
+        sql.append(", ");
+      }
+    }
+  }
+
+}
diff --git a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v51/AddIssuesColumns.java b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v51/AddIssuesColumns.java
new file mode 100644
index 00000000000..529c3436e37
--- /dev/null
+++ b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v51/AddIssuesColumns.java
@@ -0,0 +1,93 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations.v51;
+
+import org.sonar.core.persistence.Database;
+import org.sonar.server.db.migrations.AddColumnsBuilder;
+import org.sonar.server.db.migrations.DdlChange;
+
+import java.sql.SQLException;
+
+/**
+ * Add the following columns to the issues table :
+ * - issue_creation_date_ms
+ * - issue_update_date_ms
+ * - issue_close_date_ms
+ * - tags
+ * - component_uuid
+ * - project_uuid
+ */
+public class AddIssuesColumns extends DdlChange {
+
+  private final Database db;
+
+  public AddIssuesColumns(Database db) {
+    super(db);
+    this.db = db;
+  }
+
+  @Override
+  public void execute(DdlChange.Context context) throws SQLException {
+    context.execute(generateSql());
+  }
+
+  private String generateSql() {
+    return new AddColumnsBuilder(db.getDialect(), "issues")
+      .addColumn(
+        new AddColumnsBuilder.ColumnDef()
+          .setName("issue_creation_date_ms")
+          .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+          .setNullable(true)
+      )
+      .addColumn(
+        new AddColumnsBuilder.ColumnDef()
+          .setName("issue_update_date_ms")
+          .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+          .setNullable(true)
+      )
+      .addColumn(
+        new AddColumnsBuilder.ColumnDef()
+          .setName("issue_close_date_ms")
+          .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+          .setNullable(true)
+      )
+      .addColumn(
+        new AddColumnsBuilder.ColumnDef()
+          .setName("tags")
+          .setType(AddColumnsBuilder.ColumnDef.Type.STRING)
+          .setLimit(4000)
+          .setNullable(true))
+      .addColumn(
+        new AddColumnsBuilder.ColumnDef()
+          .setName("component_uuid")
+          .setType(AddColumnsBuilder.ColumnDef.Type.STRING)
+          .setLimit(50)
+          .setNullable(true))
+      .addColumn(
+        new AddColumnsBuilder.ColumnDef()
+          .setName("project_uuid")
+          .setType(AddColumnsBuilder.ColumnDef.Type.STRING)
+          .setLimit(50)
+          .setNullable(true))
+      .build();
+  }
+
+}
diff --git a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v51/DropIssuesColumns.java b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v51/DropIssuesColumns.java
new file mode 100644
index 00000000000..3b04ac3dbe1
--- /dev/null
+++ b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v51/DropIssuesColumns.java
@@ -0,0 +1,59 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations.v51;
+
+import com.google.common.annotations.VisibleForTesting;
+import org.sonar.core.persistence.Database;
+import org.sonar.server.db.migrations.DdlChange;
+import org.sonar.server.db.migrations.DropColumnsBuilder;
+
+import java.sql.SQLException;
+
+/**
+ * Drop the following columns from the issues table :
+ * - issue_creation_date
+ * - issue_update_date
+ * - issue_close_date
+ * - component_id
+ * - root_component_id
+ */
+public class DropIssuesColumns extends DdlChange {
+
+  private final Database db;
+
+  public DropIssuesColumns(Database db) {
+    super(db);
+    this.db = db;
+  }
+
+  @Override
+  public void execute(Context context) throws SQLException {
+    context.execute(generateSql());
+  }
+
+  @VisibleForTesting
+  String generateSql() {
+    return new DropColumnsBuilder(db.getDialect(), "issues",
+      "issue_creation_date", "issue_update_date", "issue_close_date", "component_id", "root_component_id")
+      .build();
+  }
+
+}
diff --git a/server/sonar-server/src/test/java/org/sonar/server/db/migrations/AddColumnsBuilderTest.java b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/AddColumnsBuilderTest.java
new file mode 100644
index 00000000000..f5e2d4516fd
--- /dev/null
+++ b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/AddColumnsBuilderTest.java
@@ -0,0 +1,131 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations;
+
+import org.junit.Test;
+import org.sonar.core.persistence.dialect.*;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.failBecauseExceptionWasNotThrown;
+
+public class AddColumnsBuilderTest {
+
+  @Test
+  public void add_columns_on_h2() throws Exception {
+    assertThat(new AddColumnsBuilder(new H2(), "issues")
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("date_in_ms")
+        .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+        .setNullable(true))
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("name")
+        .setType(AddColumnsBuilder.ColumnDef.Type.STRING)
+        .setNullable(false)
+        .setLimit(10))
+      .build()).isEqualTo("ALTER TABLE issues ADD (date_in_ms BIGINT NULL, name VARCHAR (10) NOT NULL)");
+  }
+
+  @Test
+  public void add_columns_on_mysql() throws Exception {
+    assertThat(new AddColumnsBuilder(new MySql(), "issues")
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("date_in_ms")
+        .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+        .setNullable(true))
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("name")
+        .setType(AddColumnsBuilder.ColumnDef.Type.STRING)
+        .setNullable(false)
+        .setLimit(10))
+      .build()).isEqualTo("ALTER TABLE issues ADD (date_in_ms BIGINT NULL, name VARCHAR (10) NOT NULL)");
+  }
+
+  @Test
+  public void add_columns_on_oracle() throws Exception {
+    assertThat(new AddColumnsBuilder(new Oracle(), "issues")
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("date_in_ms")
+        .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+        .setNullable(true))
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("name")
+        .setType(AddColumnsBuilder.ColumnDef.Type.STRING)
+        .setNullable(false)
+        .setLimit(10))
+      .build()).isEqualTo("ALTER TABLE issues ADD (date_in_ms NUMBER (38) NULL, name VARCHAR (10) NOT NULL)");
+  }
+
+  @Test
+  public void add_columns_on_postgresql() throws Exception {
+    assertThat(new AddColumnsBuilder(new PostgreSql(), "issues")
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("date_in_ms")
+        .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+        .setNullable(true))
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("name")
+        .setType(AddColumnsBuilder.ColumnDef.Type.STRING)
+        .setNullable(false)
+        .setLimit(10))
+      .build()).isEqualTo("ALTER TABLE issues ADD COLUMN date_in_ms BIGINT NULL, ADD COLUMN name VARCHAR (10) NOT NULL");
+  }
+
+  @Test
+  public void add_columns_on_mssql() throws Exception {
+    assertThat(new AddColumnsBuilder(new MsSql(), "issues")
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("date_in_ms")
+        .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+        .setNullable(true))
+      .addColumn(new AddColumnsBuilder.ColumnDef()
+        .setName("name")
+        .setType(AddColumnsBuilder.ColumnDef.Type.STRING)
+        .setNullable(false)
+        .setLimit(10))
+      .build()).isEqualTo("ALTER TABLE issues ADD date_in_ms BIGINT NULL, name VARCHAR (10) NOT NULL");
+  }
+
+  @Test
+  public void fail_when_column_name_is_in_upper_case() throws Exception {
+    try {
+      new AddColumnsBuilder.ColumnDef()
+        .setName("DATE_IN_MS")
+        .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+        .setNullable(true);
+      failBecauseExceptionWasNotThrown(IllegalArgumentException.class);
+    } catch (IllegalArgumentException e) {
+      assertThat(e).hasMessage("Column name should only contains lowercase and _ characters");
+    }
+  }
+
+  @Test
+  public void fail_when_column_name_contains_invalid_character() throws Exception {
+    try {
+      new AddColumnsBuilder.ColumnDef()
+        .setName("date-in/ms")
+        .setType(AddColumnsBuilder.ColumnDef.Type.BIG_INTEGER)
+        .setNullable(true);
+      failBecauseExceptionWasNotThrown(IllegalArgumentException.class);
+    } catch (IllegalArgumentException e) {
+      assertThat(e).hasMessage("Column name should only contains lowercase and _ characters");
+    }
+  }
+
+}
diff --git a/server/sonar-server/src/test/java/org/sonar/server/db/migrations/DropColumnsBuilderTest.java b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/DropColumnsBuilderTest.java
new file mode 100644
index 00000000000..316718d716c
--- /dev/null
+++ b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/DropColumnsBuilderTest.java
@@ -0,0 +1,59 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations;
+
+import org.junit.Test;
+import org.sonar.core.persistence.dialect.*;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class DropColumnsBuilderTest {
+
+  @Test
+  public void drop_columns_on_mysql() throws Exception {
+    assertThat(new DropColumnsBuilder(new MySql(), "issues", "date_in_ms", "name")
+      .build()).isEqualTo("ALTER TABLE issues DROP COLUMN date_in_ms, DROP COLUMN name");
+  }
+
+  @Test
+  public void drop_columns_on_oracle() throws Exception {
+    assertThat(new DropColumnsBuilder(new Oracle(), "issues", "date_in_ms", "name")
+      .build()).isEqualTo("ALTER TABLE issues DROP (date_in_ms, name)");
+  }
+
+  @Test
+  public void drop_columns_on_postgresql() throws Exception {
+    assertThat(new DropColumnsBuilder(new PostgreSql(), "issues", "date_in_ms", "name")
+      .build()).isEqualTo("ALTER TABLE issues DROP COLUMN date_in_ms, DROP COLUMN name");
+  }
+
+  @Test
+  public void drop_columns_on_mssql() throws Exception {
+    assertThat(new DropColumnsBuilder(new MsSql(), "issues", "date_in_ms", "name")
+      .build()).isEqualTo("ALTER TABLE issues DROP COLUMN date_in_ms, name");
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void fail_to_drop_columns_on_h2() throws Exception {
+    new DropColumnsBuilder(new H2(), "issues", "date_in_ms", "name")
+      .build();
+  }
+
+}
diff --git a/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v51/AddIssuesColumnsTest.java b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v51/AddIssuesColumnsTest.java
new file mode 100644
index 00000000000..6559ca4eb03
--- /dev/null
+++ b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v51/AddIssuesColumnsTest.java
@@ -0,0 +1,54 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations.v51;
+
+import org.junit.Before;
+import org.junit.ClassRule;
+import org.junit.Test;
+import org.sonar.core.persistence.DbTester;
+import org.sonar.server.db.migrations.DatabaseMigration;
+
+import java.sql.Types;
+
+public class AddIssuesColumnsTest {
+
+  @ClassRule
+  public static DbTester db = new DbTester().schema(AddIssuesColumnsTest.class, "schema.sql");
+
+  DatabaseMigration migration;
+
+  @Before
+  public void setUp() throws Exception {
+    migration = new AddIssuesColumns(db.database());
+  }
+
+  @Test
+  public void update_columns() throws Exception {
+    migration.execute();
+
+    db.assertColumnDefinition("issues", "issue_creation_date_ms", Types.BIGINT, null);
+    db.assertColumnDefinition("issues", "issue_update_date_ms", Types.BIGINT, null);
+    db.assertColumnDefinition("issues", "issue_close_date_ms", Types.BIGINT, null);
+    db.assertColumnDefinition("issues", "tags", Types.VARCHAR, 4000);
+    db.assertColumnDefinition("issues", "component_uuid", Types.VARCHAR, 50);
+    db.assertColumnDefinition("issues", "project_uuid", Types.VARCHAR, 50);
+  }
+
+}
diff --git a/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v51/DropIssuesColumnsTest.java b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v51/DropIssuesColumnsTest.java
new file mode 100644
index 00000000000..0280ffe0af6
--- /dev/null
+++ b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v51/DropIssuesColumnsTest.java
@@ -0,0 +1,51 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube 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.
+ *
+ * SonarQube 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.db.migrations.v51;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.sonar.core.persistence.Database;
+import org.sonar.core.persistence.dialect.PostgreSql;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+public class DropIssuesColumnsTest {
+
+  DropIssuesColumns migration;
+
+  Database database;
+
+  @Before
+  public void setUp() throws Exception {
+    database = mock(Database.class);
+    migration = new DropIssuesColumns(database);
+  }
+
+  @Test
+  public void generate_sql_on_postgresql() throws Exception {
+    when(database.getDialect()).thenReturn(new PostgreSql());
+    assertThat(migration.generateSql()).isEqualTo(
+      "ALTER TABLE issues DROP COLUMN issue_creation_date, DROP COLUMN issue_update_date, DROP COLUMN issue_close_date, DROP COLUMN component_id, DROP COLUMN root_component_id"
+    );
+  }
+
+}
diff --git a/server/sonar-server/src/test/resources/org/sonar/server/db/migrations/v51/AddIssuesColumnsTest/schema.sql b/server/sonar-server/src/test/resources/org/sonar/server/db/migrations/v51/AddIssuesColumnsTest/schema.sql
new file mode 100644
index 00000000000..3e799c31508
--- /dev/null
+++ b/server/sonar-server/src/test/resources/org/sonar/server/db/migrations/v51/AddIssuesColumnsTest/schema.sql
@@ -0,0 +1,26 @@
+CREATE TABLE "ISSUES" (
+  "ID" BIGINT NOT NULL GENERATED BY DEFAULT AS IDENTITY (START WITH 1, INCREMENT BY 1),
+  "KEE" VARCHAR(50) UNIQUE NOT NULL,
+  "COMPONENT_ID" INTEGER NOT NULL,
+  "ROOT_COMPONENT_ID" INTEGER,
+  "RULE_ID" INTEGER,
+  "SEVERITY" VARCHAR(10),
+  "MANUAL_SEVERITY" BOOLEAN NOT NULL,
+  "MESSAGE" VARCHAR(4000),
+  "LINE" INTEGER,
+  "EFFORT_TO_FIX" DOUBLE,
+  "TECHNICAL_DEBT" INTEGER,
+  "STATUS" VARCHAR(20),
+  "RESOLUTION" VARCHAR(20),
+  "CHECKSUM" VARCHAR(1000),
+  "REPORTER" VARCHAR(255),
+  "ASSIGNEE" VARCHAR(255),
+  "AUTHOR_LOGIN" VARCHAR(255),
+  "ACTION_PLAN_KEY" VARCHAR(50) NULL,
+  "ISSUE_ATTRIBUTES" VARCHAR(4000),
+  "ISSUE_CREATION_DATE" TIMESTAMP,
+  "ISSUE_CLOSE_DATE" TIMESTAMP,
+  "ISSUE_UPDATE_DATE" TIMESTAMP,
+  "CREATED_AT" BIGINT,
+  "UPDATED_AT" BIGINT
+);
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/750_add_issues_columns.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/750_add_issues_columns.rb
new file mode 100644
index 00000000000..ff2f7786ad7
--- /dev/null
+++ b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/750_add_issues_columns.rb
@@ -0,0 +1,31 @@
+#
+# SonarQube, open source software quality management tool.
+# Copyright (C) 2008-2014 SonarSource
+# mailto:contact AT sonarsource DOT com
+#
+# SonarQube 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.
+#
+# SonarQube 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.
+#
+
+#
+# SonarQube 5.1
+# SONAR-5896
+#
+class AddIssuesColumns < ActiveRecord::Migration
+
+  def self.up
+    execute_java_migration('org.sonar.server.db.migrations.v51.AddIssuesColumns')
+  end
+
+end
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/750_add_issues_tags_column.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/750_add_issues_tags_column.rb
deleted file mode 100644
index 21f2bff9a63..00000000000
--- a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/750_add_issues_tags_column.rb
+++ /dev/null
@@ -1,31 +0,0 @@
-#
-# SonarQube, open source software quality management tool.
-# Copyright (C) 2008-2014 SonarSource
-# mailto:contact AT sonarsource DOT com
-#
-# SonarQube 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.
-#
-# SonarQube 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.
-#
-
-#
-# SonarQube 5.1
-# SONAR-5896
-#
-class AddIssuesTagsColumn < ActiveRecord::Migration
-
-  def self.up
-    add_column 'issues', :tags, :string, :null => true, :limit => 4000
-  end
-
-end
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/771_add_issue_component_uuids.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/771_add_issue_component_uuids.rb
deleted file mode 100644
index ec2c940231f..00000000000
--- a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/771_add_issue_component_uuids.rb
+++ /dev/null
@@ -1,32 +0,0 @@
-#
-# SonarQube, open source software quality management tool.
-# Copyright (C) 2008-2014 SonarSource
-# mailto:contact AT sonarsource DOT com
-#
-# SonarQube 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.
-#
-# SonarQube 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.
-#
-
-#
-# SonarQube 5.1
-#
-class AddIssueComponentUuids < ActiveRecord::Migration
-
-  def self.up
-    add_column 'issues', :component_uuid, :string, :limit => 50, :null => true
-    add_column 'issues', :project_uuid, :string, :limit => 50, :null => true
-    add_index 'issues', 'component_uuid', :name => 'issues_component_uuid'
-    add_index 'issues', 'project_uuid', :name => 'issues_project_uuid'
-  end
-end
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/771_add_issues_component_uuids_indexes.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/771_add_issues_component_uuids_indexes.rb
new file mode 100644
index 00000000000..df7b9be01d5
--- /dev/null
+++ b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/771_add_issues_component_uuids_indexes.rb
@@ -0,0 +1,30 @@
+#
+# SonarQube, open source software quality management tool.
+# Copyright (C) 2008-2014 SonarSource
+# mailto:contact AT sonarsource DOT com
+#
+# SonarQube 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.
+#
+# SonarQube 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.
+#
+
+#
+# SonarQube 5.1
+#
+class AddIssuesComponentUuidsIndexes < ActiveRecord::Migration
+
+  def self.up
+    add_index 'issues', 'component_uuid', :name => 'issues_component_uuid'
+    add_index 'issues', 'project_uuid', :name => 'issues_project_uuid'
+  end
+end
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/773_remove_issue_component_ids.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/773_remove_issue_component_ids.rb
deleted file mode 100644
index 42d480edd01..00000000000
--- a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/773_remove_issue_component_ids.rb
+++ /dev/null
@@ -1,41 +0,0 @@
-#
-# SonarQube, open source software quality management tool.
-# Copyright (C) 2008-2014 SonarSource
-# mailto:contact AT sonarsource DOT com
-#
-# SonarQube 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.
-#
-# SonarQube 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.
-#
-
-#
-# SonarQube 5.1
-#
-class RemoveIssueComponentIds < ActiveRecord::Migration
-
-  def self.up
-    if dialect()=='sqlserver'
-      remove_index :issues, :name => 'issues_component_uuid'
-      remove_index :issues, :name => 'issues_project_uuid'
-    end
-    remove_index 'issues', :name => 'issues_component_id'
-    remove_index 'issues', :name => 'issues_root_component_id'
-    remove_column 'issues', 'component_id'
-    remove_column 'issues', 'root_component_id'
-
-    if dialect()=='sqlserver'
-      add_index :issues, :component_uuid, :name => 'issues_component_uuid'
-      add_index :issues, :project_uuid, :name => 'issues_project_uuid'
-    end
-  end
-end
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/774_feed_issues_long_dates.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/774_feed_issues_long_dates.rb
new file mode 100644
index 00000000000..ddbc6da29af
--- /dev/null
+++ b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/774_feed_issues_long_dates.rb
@@ -0,0 +1,31 @@
+#
+# SonarQube, open source software quality management tool.
+# Copyright (C) 2008-2014 SonarSource
+# mailto:contact AT sonarsource DOT com
+#
+# SonarQube 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.
+#
+# SonarQube 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.
+#
+
+#
+# SonarQube 5.1
+#
+class FeedIssuesLongDates < ActiveRecord::Migration
+
+  def self.up
+    execute_java_migration('org.sonar.server.db.migrations.v51.FeedIssuesLongDates')
+  end
+
+end
+
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/778_add_issues_long_dates.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/778_add_issues_long_dates.rb
deleted file mode 100644
index 55492e8b421..00000000000
--- a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/778_add_issues_long_dates.rb
+++ /dev/null
@@ -1,30 +0,0 @@
-#
-# SonarQube, open source software quality management tool.
-# Copyright (C) 2008-2014 SonarSource
-# mailto:contact AT sonarsource DOT com
-#
-# SonarQube 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.
-#
-# SonarQube 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.
-#
-
-#
-# SonarQube 5.1
-#
-class AddIssuesLongDates < ActiveRecord::Migration
-  def self.up
-    add_column 'issues', :issue_creation_date_ms, :big_integer, :null => true
-    add_column 'issues', :issue_update_date_ms, :big_integer, :null => true
-    add_column 'issues', :issue_close_date_ms, :big_integer, :null => true
-  end
-end
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/778_remove_issues_component_ids_and_creation_date_indexes.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/778_remove_issues_component_ids_and_creation_date_indexes.rb
new file mode 100644
index 00000000000..33a658871f8
--- /dev/null
+++ b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/778_remove_issues_component_ids_and_creation_date_indexes.rb
@@ -0,0 +1,31 @@
+#
+# SonarQube, open source software quality management tool.
+# Copyright (C) 2008-2014 SonarSource
+# mailto:contact AT sonarsource DOT com
+#
+# SonarQube 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.
+#
+# SonarQube 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.
+#
+
+#
+# SonarQube 5.1
+#
+class RemoveIssuesComponentIdsAndCreationDateIndexes < ActiveRecord::Migration
+
+  def self.up
+    remove_index 'issues', :name => 'issues_component_id'
+    remove_index 'issues', :name => 'issues_root_component_id'
+    remove_index 'issues', :name => 'issues_creation_date'
+  end
+end
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/779_drop_issues_columns.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/779_drop_issues_columns.rb
new file mode 100644
index 00000000000..c1d92bb722a
--- /dev/null
+++ b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/779_drop_issues_columns.rb
@@ -0,0 +1,29 @@
+#
+# SonarQube, open source software quality management tool.
+# Copyright (C) 2008-2014 SonarSource
+# mailto:contact AT sonarsource DOT com
+#
+# SonarQube 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.
+#
+# SonarQube 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.
+#
+
+#
+# SonarQube 5.1
+#
+class DropIssuesColumns < ActiveRecord::Migration
+
+  def self.up
+    execute_java_migration('org.sonar.server.db.migrations.v51.DropIssuesColumns')
+  end
+end
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/779_feed_issues_long_dates.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/779_feed_issues_long_dates.rb
deleted file mode 100644
index 33c6db66b87..00000000000
--- a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/779_feed_issues_long_dates.rb
+++ /dev/null
@@ -1,29 +0,0 @@
-#
-# SonarQube, open source software quality management tool.
-# Copyright (C) 2008-2014 SonarSource
-# mailto:contact AT sonarsource DOT com
-#
-# SonarQube 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.
-#
-# SonarQube 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.
-#
-
-#
-# SonarQube 5.1
-#
-class FeedIssuesLongDates < ActiveRecord::Migration
-  def self.up
-    execute_java_migration('org.sonar.server.db.migrations.v51.FeedIssuesLongDates')
-  end
-end
-
diff --git a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/780_rename_issues_long_dates.rb b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/780_rename_issues_long_dates.rb
index 2d53e7cb59f..b82ce092ac6 100644
--- a/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/780_rename_issues_long_dates.rb
+++ b/server/sonar-web/src/main/webapp/WEB-INF/db/migrate/780_rename_issues_long_dates.rb
@@ -22,15 +22,13 @@
 # SonarQube 5.1
 #
 class RenameIssuesLongDates < ActiveRecord::Migration
+
   def self.up
-    remove_index 'issues', :name => 'issues_creation_date'
-    remove_column 'issues', 'issue_creation_date'
-    remove_column 'issues', 'issue_update_date'
-    remove_column 'issues', 'issue_close_date'
     rename_column 'issues', 'issue_creation_date_ms', 'issue_creation_date'
     rename_column 'issues', 'issue_update_date_ms', 'issue_update_date'
     rename_column 'issues', 'issue_close_date_ms', 'issue_close_date'
     add_index 'issues', 'issue_creation_date', :name => 'issues_creation_date'
   end
+
 end
 
diff --git a/sonar-core/src/main/resources/org/sonar/core/persistence/rows-h2.sql b/sonar-core/src/main/resources/org/sonar/core/persistence/rows-h2.sql
index a410243e678..5a090866dec 100644
--- a/sonar-core/src/main/resources/org/sonar/core/persistence/rows-h2.sql
+++ b/sonar-core/src/main/resources/org/sonar/core/persistence/rows-h2.sql
@@ -300,7 +300,7 @@ INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('769');
 INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('770');
 INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('771');
 INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('772');
-INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('773');
+INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('774');
 INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('775');
 INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('776');
 INSERT INTO SCHEMA_MIGRATIONS(VERSION) VALUES ('777');
diff --git a/sonar-core/src/test/java/org/sonar/core/persistence/DbTester.java b/sonar-core/src/test/java/org/sonar/core/persistence/DbTester.java
index 48470d92f36..9f827de7751 100644
--- a/sonar-core/src/test/java/org/sonar/core/persistence/DbTester.java
+++ b/sonar-core/src/test/java/org/sonar/core/persistence/DbTester.java
@@ -50,24 +50,23 @@ import org.sonar.core.cluster.NullQueue;
 import org.sonar.core.config.Logback;
 import org.sonar.core.persistence.dialect.Dialect;
 
+import javax.annotation.CheckForNull;
+import javax.annotation.Nullable;
+
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
 import java.net.URI;
 import java.net.URISyntaxException;
-import java.sql.Clob;
-import java.sql.Connection;
-import java.sql.PreparedStatement;
-import java.sql.ResultSet;
-import java.sql.ResultSetMetaData;
-import java.sql.SQLException;
+import java.sql.*;
 import java.util.List;
 import java.util.Map;
 import java.util.Properties;
 
 import static com.google.common.collect.Lists.newArrayList;
 import static com.google.common.collect.Maps.newHashMap;
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.Assert.fail;
 
 /**
@@ -230,7 +229,7 @@ public class DbTester extends ExternalResource {
       for (int i = 1; i <= colCount; i++) {
         Object value = resultSet.getObject(i);
         if (value instanceof Clob) {
-          value = IOUtils.toString(((Clob)value).getAsciiStream());
+          value = IOUtils.toString(((Clob) value).getAsciiStream());
         }
         columns.put(metaData.getColumnLabel(i), value);
       }
@@ -311,6 +310,42 @@ public class DbTester extends ExternalResource {
     }
   }
 
+  public void assertColumnDefinition(String table, String column, int expectedType, @Nullable Integer expectedSize) {
+    try (Connection connection = openConnection();
+      PreparedStatement stmt = connection.prepareStatement("select * from " + table);
+      ResultSet res = stmt.executeQuery()) {
+      Integer columnIndex = getColumnIndex(res, column);
+      if (columnIndex == null) {
+        fail("The column '" + column + "' does not exist");
+      }
+
+      assertThat(res.getMetaData().getColumnType(columnIndex)).isEqualTo(expectedType);
+      if (expectedSize != null) {
+        assertThat(res.getMetaData().getColumnDisplaySize(columnIndex)).isEqualTo(expectedSize);
+      }
+
+    } catch (Exception e) {
+      throw new IllegalStateException("Fail to check column");
+    }
+  }
+
+  @CheckForNull
+  private Integer getColumnIndex(ResultSet res, String column) {
+    try {
+      ResultSetMetaData meta = res.getMetaData();
+      int numCol = meta.getColumnCount();
+      for (int i = 1; i < numCol + 1; i++) {
+        if (meta.getColumnLabel(i).toLowerCase().equals(column.toLowerCase())) {
+          return i;
+        }
+      }
+      return null;
+
+    } catch (Exception e) {
+      throw new IllegalStateException("Fail to get column idnex");
+    }
+  }
+
   private IDataSet dbUnitDataSet(InputStream stream) {
     try {
       ReplacementDataSet dataSet = new ReplacementDataSet(new FlatXmlDataSet(stream));