Update SqlParser.java

Author: yongkyun

src/main/java/org/nlpcn/es4sql/parse/SqlParser.java

@@ -103,7 +103,7 @@ private void parseWhere(SQLBinaryOpExpr expr, SQLBinaryOpExpr sub, Where where)
 		if (isCond(sub)) {
 			explanCond(expr.operator.name, sub, where);
 		} else {
-			if (sub.operator.priority > expr.operator.priority) {
+			if (sub.operator.priority != expr.operator.priority) {
 				Where subWhere = new Where(expr.getOperator().name);
 				where.addWhere(subWhere);
 				parseWhere(sub, subWhere);