gt:         if (oldVersion < 1090000) {
context: package de.danoeh.antennapod.storage.database;
  
  import android.content.ContentValues;
  import android.database.Cursor;
  import android.database.sqlite.SQLiteDatabase;
  import android.media.MediaMetadataRetriever;
  import android.util.Log;
  
  import de.danoeh.antennapod.model.feed.FeedItem;
  
  import static de.danoeh.antennapod.model.feed.FeedPreferences.SPEED_USE_GLOBAL;
  
  class DBUpgrader {
      /**
       * Upgrades the given database to a new schema version
       */
      static void upgrade(final SQLiteDatabase db, final int oldVersion, final int newVersion) {
          if (oldVersion <= 1) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS + " ADD COLUMN "
                      + PodDBAdapter.KEY_TYPE + " TEXT");
          }
          if (oldVersion <= 2) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_SIMPLECHAPTERS
                      + " ADD COLUMN " + PodDBAdapter.KEY_LINK + " TEXT");
          }
          if (oldVersion <= 3) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_ITEMS
                      + " ADD COLUMN " + PodDBAdapter.KEY_ITEM_IDENTIFIER + " TEXT");
          }
          if (oldVersion <= 4) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS + " ADD COLUMN "
                      + PodDBAdapter.KEY_FEED_IDENTIFIER + " TEXT");
          }
          if (oldVersion <= 5) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_DOWNLOAD_LOG
                      + " ADD COLUMN " + PodDBAdapter.KEY_REASON_DETAILED + " TEXT");
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_DOWNLOAD_LOG
                      + " ADD COLUMN " + PodDBAdapter.KEY_DOWNLOADSTATUS_TITLE + " TEXT");
          }
          if (oldVersion <= 6) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_SIMPLECHAPTERS
                      + " ADD COLUMN type INTEGER");
          }
          if (oldVersion <= 7) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                      + " ADD COLUMN " + PodDBAdapter.KEY_PLAYBACK_COMPLETION_DATE
                      + " INTEGER");
          }
          if (oldVersion <= 8) {
              final int KEY_ID_POSITION = 0;
              final int KEY_MEDIA_POSITION = 1;
  
              // Add feeditem column to feedmedia table
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                      + " ADD COLUMN " + PodDBAdapter.KEY_FEEDITEM
                      + " INTEGER");
              Cursor feeditemCursor = db.query(PodDBAdapter.TABLE_NAME_FEED_ITEMS,
                      new String[]{PodDBAdapter.KEY_ID, PodDBAdapter.KEY_MEDIA}, "? > 0",
                      new String[]{PodDBAdapter.KEY_MEDIA}, null, null, null);
              if (feeditemCursor.moveToFirst()) {
                  db.beginTransaction();
                  ContentValues contentValues = new ContentValues();
                  do {
                      long mediaId = feeditemCursor.getLong(KEY_MEDIA_POSITION);
                      contentValues.put(PodDBAdapter.KEY_FEEDITEM, feeditemCursor.getLong(KEY_ID_POSITION));
                      db.update(PodDBAdapter.TABLE_NAME_FEED_MEDIA, contentValues, PodDBAdapter.KEY_ID + "=?", new String[]{String.valueOf(mediaId)});
                      contentValues.clear();
                  } while (feeditemCursor.moveToNext());
                  db.setTransactionSuccessful();
                  db.endTransaction();
              }
              feeditemCursor.close();
          }
          if (oldVersion <= 9) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_AUTO_DOWNLOAD_ENABLED
                      + " INTEGER DEFAULT 1");
          }
          if (oldVersion <= 10) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN flattr_status"
                      + " INTEGER");
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_ITEMS
                      + " ADD COLUMN flattr_status"
                      + " INTEGER");
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                      + " ADD COLUMN " + PodDBAdapter.KEY_PLAYED_DURATION
                      + " INTEGER");
          }
          if (oldVersion <= 11) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_USERNAME
                      + " TEXT");
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_PASSWORD
                      + " TEXT");
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_ITEMS
                      + " ADD COLUMN image"
                      + " INTEGER");
          }
          if (oldVersion <= 12) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_IS_PAGED + " INTEGER DEFAULT 0");
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_NEXT_PAGE_LINK + " TEXT");
          }
          if (oldVersion <= 13) {
              // remove duplicate rows in "Chapters" table that were created because of a bug.
              db.execSQL(String.format("DELETE FROM %s WHERE %s NOT IN " +
                              "(SELECT MIN(%s) as %s FROM %s GROUP BY %s,%s,%s,%s,%s)",
                      PodDBAdapter.TABLE_NAME_SIMPLECHAPTERS,
                      PodDBAdapter.KEY_ID,
                      PodDBAdapter.KEY_ID,
                      PodDBAdapter.KEY_ID,
                      PodDBAdapter.TABLE_NAME_SIMPLECHAPTERS,
                      PodDBAdapter.KEY_TITLE,
                      PodDBAdapter.KEY_START,
                      PodDBAdapter.KEY_FEEDITEM,
                      PodDBAdapter.KEY_LINK,
                      "type"));
          }
          if (oldVersion <= 14) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_ITEMS
                      + " ADD COLUMN " + PodDBAdapter.KEY_AUTO_DOWNLOAD_ATTEMPTS + " INTEGER");
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEED_ITEMS
                      + " SET " + PodDBAdapter.KEY_AUTO_DOWNLOAD_ATTEMPTS + " = "
                      + "(SELECT " + PodDBAdapter.KEY_AUTO_DOWNLOAD_ENABLED
                      + " FROM " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " WHERE " + PodDBAdapter.TABLE_NAME_FEEDS + "." + PodDBAdapter.KEY_ID
                      + " = " + PodDBAdapter.TABLE_NAME_FEED_ITEMS + "." + PodDBAdapter.KEY_FEED + ")");
  
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_HIDE + " TEXT");
  
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_LAST_UPDATE_FAILED + " INTEGER DEFAULT 0");
  
              // create indexes
              db.execSQL(PodDBAdapter.CREATE_INDEX_FEEDITEMS_FEED);
              db.execSQL(PodDBAdapter.CREATE_INDEX_FEEDMEDIA_FEEDITEM);
              db.execSQL(PodDBAdapter.CREATE_INDEX_QUEUE_FEEDITEM);
              db.execSQL(PodDBAdapter.CREATE_INDEX_SIMPLECHAPTERS_FEEDITEM);
          }
          if (oldVersion <= 15) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                      + " ADD COLUMN " + PodDBAdapter.KEY_HAS_EMBEDDED_PICTURE + " INTEGER DEFAULT -1");
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                      + " SET " + PodDBAdapter.KEY_HAS_EMBEDDED_PICTURE + "=0"
                      + " WHERE " + PodDBAdapter.KEY_DOWNLOADED + "=0");
              Cursor c = db.rawQuery("SELECT " + PodDBAdapter.KEY_FILE_URL
                      + " FROM " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                      + " WHERE " + PodDBAdapter.KEY_DOWNLOADED + "=1 "
                      + " AND " + PodDBAdapter.KEY_HAS_EMBEDDED_PICTURE + "=-1", null);
              if (c.moveToFirst()) {
                  MediaMetadataRetriever mmr = new MediaMetadataRetriever();
                  do {
                      String fileUrl = c.getString(0);
                      try {
                          mmr.setDataSource(fileUrl);
                          byte[] image = mmr.getEmbeddedPicture();
                          if (image != null) {
                              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                                      + " SET " + PodDBAdapter.KEY_HAS_EMBEDDED_PICTURE + "=1"
                                      + " WHERE " + PodDBAdapter.KEY_FILE_URL + "='" + fileUrl + "'");
                          } else {
                              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                                      + " SET " + PodDBAdapter.KEY_HAS_EMBEDDED_PICTURE + "=0"
                                      + " WHERE " + PodDBAdapter.KEY_FILE_URL + "='" + fileUrl + "'");
                          }
                      } catch (Exception e) {
                          e.printStackTrace();
                      }
                  } while (c.moveToNext());
              }
              c.close();
          }
          if (oldVersion <= 16) {
              String selectNew = "SELECT " + PodDBAdapter.TABLE_NAME_FEED_ITEMS + "." + PodDBAdapter.KEY_ID
                      + " FROM " + PodDBAdapter.TABLE_NAME_FEED_ITEMS
                      + " INNER JOIN " + PodDBAdapter.TABLE_NAME_FEED_MEDIA + " ON "
                      + PodDBAdapter.TABLE_NAME_FEED_ITEMS + "." + PodDBAdapter.KEY_ID + "="
                      + PodDBAdapter.TABLE_NAME_FEED_MEDIA + "." + PodDBAdapter.KEY_FEEDITEM
                      + " LEFT OUTER JOIN " + PodDBAdapter.TABLE_NAME_QUEUE + " ON "
                      + PodDBAdapter.TABLE_NAME_FEED_ITEMS + "." + PodDBAdapter.KEY_ID + "="
                      + PodDBAdapter.TABLE_NAME_QUEUE + "." + PodDBAdapter.KEY_FEEDITEM
                      + " WHERE "
                      + PodDBAdapter.TABLE_NAME_FEED_ITEMS + "." + PodDBAdapter.KEY_READ + " = 0 AND " // unplayed
                      + PodDBAdapter.TABLE_NAME_FEED_MEDIA + "." + PodDBAdapter.KEY_DOWNLOADED + " = 0 AND " // undownloaded
                      + PodDBAdapter.TABLE_NAME_FEED_MEDIA + "." + PodDBAdapter.KEY_POSITION + " = 0 AND " // not partially played
                      + PodDBAdapter.TABLE_NAME_QUEUE + "." + PodDBAdapter.KEY_ID + " IS NULL"; // not in queue
              String sql = "UPDATE " + PodDBAdapter.TABLE_NAME_FEED_ITEMS
                      + " SET " + PodDBAdapter.KEY_READ + "=" + FeedItem.NEW
                      + " WHERE " + PodDBAdapter.KEY_ID + " IN (" + selectNew + ")";
              Log.d("Migration", "SQL: " + sql);
              db.execSQL(sql);
          }
          if (oldVersion <= 17) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_AUTO_DELETE_ACTION + " INTEGER DEFAULT 0");
          }
          if (oldVersion < 1030005) {
              db.execSQL("UPDATE FeedItems SET auto_download=0 WHERE " +
                      "(read=1 OR id IN (SELECT feeditem FROM FeedMedia WHERE position>0 OR downloaded=1)) " +
                      "AND id NOT IN (SELECT feeditem FROM Queue)");
          }
          if (oldVersion < 1040001) {
              db.execSQL(PodDBAdapter.CREATE_TABLE_FAVORITES);
          }
          if (oldVersion < 1040002) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_MEDIA
                      + " ADD COLUMN " + PodDBAdapter.KEY_LAST_PLAYED_TIME + " INTEGER DEFAULT 0");
          }
          if (oldVersion < 1040013) {
              db.execSQL(PodDBAdapter.CREATE_INDEX_FEEDITEMS_PUBDATE);
              db.execSQL(PodDBAdapter.CREATE_INDEX_FEEDITEMS_READ);
          }
          if (oldVersion < 1050003) {
              // Migrates feed list filter data
  
              db.beginTransaction();
  
              // Change to intermediate values to avoid overwriting in the following find/replace
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'unplayed', 'noplay')");
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'not_queued', 'noqueue')");
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'not_downloaded', 'nodl')");
  
              // Replace played, queued, and downloaded with their opposites
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'played', 'unplayed')");
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'queued', 'not_queued')");
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'downloaded', 'not_downloaded')");
  
              // Now replace intermediates for unplayed, not queued, etc. with their opposites
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'noplay', 'played')");
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'noqueue', 'queued')");
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'nodl', 'downloaded')");
  
              // Paused doesn't have an opposite, so unplayed is the next best option
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + "\n" +
                      "SET " + PodDBAdapter.KEY_HIDE + " = replace(" + PodDBAdapter.KEY_HIDE + ", 'paused', 'unplayed')");
  
              db.setTransactionSuccessful();
              db.endTransaction();
  
              // and now get ready for autodownload filters
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_INCLUDE_FILTER + " TEXT DEFAULT ''");
  
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_EXCLUDE_FILTER + " TEXT DEFAULT ''");
  
              // and now auto refresh
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_KEEP_UPDATED + " INTEGER DEFAULT 1");
          }
          if (oldVersion < 1050004) {
              // prevent old timestamps to be misinterpreted as ETags
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " SET " + PodDBAdapter.KEY_LASTUPDATE + "=NULL");
          }
          if (oldVersion < 1060200) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_CUSTOM_TITLE + " TEXT");
          }
          if (oldVersion < 1060596) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_IMAGE_URL + " TEXT");
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEED_ITEMS
                      + " ADD COLUMN " + PodDBAdapter.KEY_IMAGE_URL + " TEXT");
  
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEED_ITEMS + " SET " + PodDBAdapter.KEY_IMAGE_URL + "  = ("
                      + " SELECT " + PodDBAdapter.KEY_DOWNLOAD_URL
                      + " FROM " + PodDBAdapter.TABLE_NAME_FEED_IMAGES
                      + " WHERE " + PodDBAdapter.TABLE_NAME_FEED_IMAGES + "." + PodDBAdapter.KEY_ID
                      + " = " + PodDBAdapter.TABLE_NAME_FEED_ITEMS + ".image)");
  
              db.execSQL("UPDATE " + PodDBAdapter.TABLE_NAME_FEEDS + " SET " + PodDBAdapter.KEY_IMAGE_URL + " = ("
                      + " SELECT " + PodDBAdapter.KEY_DOWNLOAD_URL
                      + " FROM " + PodDBAdapter.TABLE_NAME_FEED_IMAGES
                      + " WHERE " + PodDBAdapter.TABLE_NAME_FEED_IMAGES + "." + PodDBAdapter.KEY_ID
                      + " = " + PodDBAdapter.TABLE_NAME_FEEDS + ".image)");
  
              db.execSQL("DROP TABLE " + PodDBAdapter.TABLE_NAME_FEED_IMAGES);
          }
          if (oldVersion < 1070400) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_FEED_PLAYBACK_SPEED + " REAL DEFAULT " + SPEED_USE_GLOBAL);
          }
          if (oldVersion < 1070401) {
              db.execSQL("ALTER TABLE " + PodDBAdapter.TABLE_NAME_FEEDS
                      + " ADD COLUMN " + PodDBAdapter.KEY_SORT_ORDER + " TEXT");
          }
  