From 59814c06edece89edfaedb26df48d78064c59655 Mon Sep 17 00:00:00 2001
From: Michael Kolupaev <mkolupaev@yandex-team.ru>
Date: Wed, 5 Jun 2013 09:56:47 +0000
Subject: [PATCH] clickhouse: fixed replicate [#CONV-7444].

---
 dbms/include/DB/Functions/FunctionsMiscellaneous.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dbms/include/DB/Functions/FunctionsMiscellaneous.h b/dbms/include/DB/Functions/FunctionsMiscellaneous.h
index 30170cc580e..bdbed02bd5e 100644
--- a/dbms/include/DB/Functions/FunctionsMiscellaneous.h
+++ b/dbms/include/DB/Functions/FunctionsMiscellaneous.h
@@ -730,11 +730,13 @@ class FunctionReplicate : public IFunction
 			ColumnConstArray * const_array_column = dynamic_cast<ColumnConstArray *>(&*block.getByPosition(arguments[1]).column);
 			if (!const_array_column)
 				throw Exception("Unexpected column for replicate", ErrorCodes::ILLEGAL_COLUMN);
-			ColumnPtr temp_column = const_array_column->convertToFullColumn();
+			temp_column = const_array_column->convertToFullColumn();
 			array_column = dynamic_cast<ColumnArray *>(&*temp_column);
 		}
 		
 		res = first_column->replicate(array_column->getOffsets());
+		if (res->isConst())
+			res = dynamic_cast<ColumnConst &>(&*res).convertToFullColumn();
 		res = new ColumnArray(res, array_column->getOffsetsColumn());
 		
 		block.getByPosition(result).column = res;