Modified changes from https://github.com/SickRage/SickRage/pull/191#issuecomment-161246339

Added LIMIT 1 to make it even faster

sickbeard/processTV.py

@@ -342,7 +342,7 @@ def validateDir(path, dirName, nzbNameOriginal, failed, result):
 
     # make sure the dir isn't inside a show dir
     myDB = db.DBConnection()
-    sqlResults = myDB.select("SELECT * FROM tv_shows")
+    sqlResults = myDB.select("SELECT location FROM tv_shows")
 
     for sqlShow in sqlResults:
         if dirName.lower().startswith(ek(os.path.realpath, sqlShow["location"]).lower() + os.sep) or \
@@ -488,17 +488,11 @@ def already_postprocessed(dirName, videofile, force, result):
 
     # Avoid processing the same dir again if we use a process method <> move
     myDB = db.DBConnection()
-    sqlResult = myDB.select("SELECT * FROM tv_episodes WHERE release_name = ?", [dirName])
+    sqlResult = myDB.select("SELECT release_name FROM tv_episodes WHERE release_name in (?, ?) LIMIT 1", [dirName, videofile.rpartition('.')[0]])
     if sqlResult:
         # result.output += logHelper(u"You're trying to post process a dir that's already been processed, skipping", logger.DEBUG)
         return True
 
-    else:
-        sqlResult = myDB.select("SELECT * FROM tv_episodes WHERE release_name = ?", [videofile.rpartition('.')[0]])
-        if sqlResult:
-            # result.output += logHelper(u"You're trying to post process a video that's already been processed, skipping", logger.DEBUG)
-            return True
-
     # Needed if we have downloaded the same episode @ different quality
     # But we need to make sure we check the history of the episode we're going to PP, and not others
     np = NameParser(dirName, tryIndexers=True)
@@ -507,7 +501,6 @@ def already_postprocessed(dirName, videofile, force, result):
     except Exception:  # ignore the exception, because we kind of expected it, but create parse_result anyway so we can perform a check on it.
         parse_result = False
 
-
     search_sql = "SELECT tv_episodes.indexerid, history.resource FROM tv_episodes INNER JOIN history ON history.showid=tv_episodes.showid"  # This part is always the same
     search_sql += " WHERE history.season=tv_episodes.season and history.episode=tv_episodes.episode"
     # If we find a showid, a season number, and one or more episode numbers then we need to use those in the query
@@ -515,7 +508,7 @@ def already_postprocessed(dirName, videofile, force, result):
         search_sql += " and tv_episodes.showid = '" + str(parse_result.show.indexerid) + "' and tv_episodes.season = '" + str(parse_result.season_number) + "' and tv_episodes.episode = '" + str(parse_result.episode_numbers[0]) + "'"
 
     search_sql += " and tv_episodes.status IN (" + ",".join([str(x) for x in common.Quality.DOWNLOADED]) + ")"
-        search_sql += " and history.resource LIKE ?"
+    search_sql += " and history.resource LIKE ? LIMIT 1"
     sqlResult = myDB.select(search_sql, ['%' + videofile])
     if sqlResult:
         # result.output += logHelper(u"You're trying to post process a video that's already been processed, skipping", logger.DEBUG)