Function to merge two players.

diff --git a/functions/merge_players.sql b/functions/merge_players.sql
new file mode 100644 (file)
index 0000000..0a77026
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+++ b/functions/merge_players.sql
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+create or replace function merge_players(p_winner_player_id players.player_id%TYPE, p_loser_player_id players.player_id%TYPE) RETURNS void as
+$$
+declare
+   rowcount integer;   
+begin
+   -- start with weapon stats
+   update player_weapon_stats
+   set player_id = p_winner_player_id
+   where player_id = p_loser_player_id;
+
+   get diagnostics rowcount = ROW_COUNT;
+   raise notice '% weapon stat rows updated.', rowcount;
+
+   -- then game stats
+   update player_game_stats
+   set player_id = p_winner_player_id
+   where player_id = p_loser_player_id;
+
+   get diagnostics rowcount = ROW_COUNT;
+   raise notice '% game stat rows updated.', rowcount;
+
+   -- then hashkeys (winner takes the loser's hashkey)
+   update hashkeys
+   set player_id = p_winner_player_id
+   where player_id = p_loser_player_id;
+   
+   get diagnostics rowcount = ROW_COUNT;
+   raise notice '% hashkeys copied.', rowcount;
+
+   -- and finally deactivate the old player record
+   update players set active_ind = false where player_id = p_loser_player_id;
+end;
+$$
+language plpgsql;
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