move radn with seed down

Author: brkyvz

sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQl.scala

@@ -1245,8 +1245,8 @@ https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C
     /* Other functions */
     case Token("TOK_FUNCTION", Token(ARRAY(), Nil) :: children) =>
       CreateArray(children.map(nodeToExpr))
-    case Token("TOK_FUNCTION", Token(RAND(seed), Nil) :: Nil) => Rand(seed.toLong)
     case Token("TOK_FUNCTION", Token(RAND(), Nil) :: Nil) => Rand(Utils.random.nextLong())
+    case Token("TOK_FUNCTION", Token(RAND(seed), Nil) :: Nil) => Rand(seed.toLong)
     case Token("TOK_FUNCTION", Token(SUBSTR(), Nil) :: string :: pos :: Nil) =>
       Substring(nodeToExpr(string), nodeToExpr(pos), Literal.create(Integer.MAX_VALUE, IntegerType))
     case Token("TOK_FUNCTION", Token(SUBSTR(), Nil) :: string :: pos :: length :: Nil) =>