Add a script to create/renew recent game stats for performance.

diff --git a/scripts/refresh_recent_game_stats_mv.sql b/scripts/refresh_recent_game_stats_mv.sql
new file mode 100644 (file)
index 0000000..8ab8211
--- /dev/null
+++ b/scripts/refresh_recent_game_stats_mv.sql
@@ -0,0 +1,32 @@
+BEGIN;
+    -- Populate the table using a different name.
+    CREATE TABLE recent_game_stats_mv_new AS
+
+    SELECT 
+    pgs.player_game_stat_id, g.game_id, g.server_id, g.map_id, p.player_id, p.nick, pgs.score, pgs.alivetime
+
+    FROM player_game_stats pgs
+    INNER JOIN players p USING (player_id)
+    INNER JOIN games g USING (game_id)
+
+    WHERE
+    p.player_id > 2 
+    AND p.active_ind = true
+    AND pgs.create_dt BETWEEN (now() at time zone 'UTC' - interval '30 days') AND (now() at time zone 'UTC' + interval '1 day')
+    AND g.create_dt BETWEEN (now() at time zone 'UTC' - interval '30 days') AND (now() at time zone 'UTC' + interval '1 day');
+
+    -- Index it
+    CREATE INDEX recent_game_stats_mv_new_ix001 on recent_game_stats(server_id);
+    CREATE INDEX recent_game_stats_mv_new_ix002 on recent_game_stats(map_id);
+
+    -- Drop the old stuff, rename the stuff
+    DROP TABLE IF EXISTS recent_game_stats_mv CASCADE;
+    ALTER TABLE recent_game_stats_mv_new RENAME TO recent_game_stats_mv;
+
+    DROP INDEX IF EXISTS recent_game_stats_mv_ix001;
+    ALTER INDEX recent_game_stats_mv_new_ix001 RENAME to recent_game_stats_mv_ix001;
+
+    DROP INDEX IF EXISTS recent_game_stats_mv_ix002;
+    ALTER INDEX recent_game_stats_mv_new_ix002 RENAME to recent_game_stats_mv_ix002;
+
+COMMIT; 
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