String ident = x.getInto().toString();
setCurrentTable(x, ident);
x.putAttribute("_old_local_", originalTable);
TableStat stat = getTableStat(ident);
stat.incrementMergeCount();
Map<String, String> aliasMap = getAliasMap();
if (aliasMap != null) {
if (x.getAlias() != null) {
aliasMap.put(x.getAlias(), ident);