Core/AuctionHouse: Auction bidders

Save more auction bidders than the highest bidder only

src/server/database/Database/Implementation/CharacterDatabase.cpp

@@ -126,6 +126,9 @@ void CharacterDatabaseConnection::DoPrepareStatements()
     PrepareStatement(CHAR_SEL_AUCTIONS, "SELECT id, houseid, itemguid, itemEntry, count, itemowner, buyoutprice, time, buyguid, lastbid, startbid, deposit FROM auctionhouse ah INNER JOIN item_instance ii ON ii.guid = ah.itemguid", CONNECTION_SYNCH);
     PrepareStatement(CHAR_INS_AUCTION, "INSERT INTO auctionhouse (id, houseid, itemguid, itemowner, buyoutprice, time, buyguid, lastbid, startbid, deposit) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", CONNECTION_ASYNC);
     PrepareStatement(CHAR_DEL_AUCTION, "DELETE FROM auctionhouse WHERE id = ?", CONNECTION_ASYNC);
+    PrepareStatement(CHAR_SEL_AUCTION_BIDDERS, "SELECT id, bidderguid FROM auctionbidders", CONNECTION_SYNCH);
+    PrepareStatement(CHAR_INS_AUCTION_BIDDERS, "INSERT IGNORE INTO auctionbidders (id, bidderguid) VALUES (?, ?)", CONNECTION_ASYNC);
+    PrepareStatement(CHAR_DEL_AUCTION_BIDDERS, "DELETE FROM auctionbidders WHERE id = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_UPD_AUCTION_BID, "UPDATE auctionhouse SET buyguid = ?, lastbid = ? WHERE id = ?", CONNECTION_ASYNC);
     PrepareStatement(CHAR_INS_MAIL, "INSERT INTO mail(id, messageType, stationery, mailTemplateId, sender, receiver, subject, body, has_items, expire_time, deliver_time, money, cod, checked) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", CONNECTION_ASYNC);
     PrepareStatement(CHAR_DEL_MAIL_BY_ID, "DELETE FROM mail WHERE id = ?", CONNECTION_ASYNC);