diff --git a/dbms/src/ODBC/ReadHelpers.h b/dbms/src/ODBC/ReadHelpers.h
index 8c9268dd3f1..406f67e0028 100644
--- a/dbms/src/ODBC/ReadHelpers.h
+++ b/dbms/src/ODBC/ReadHelpers.h
@@ -2,10 +2,11 @@
 
 #include <iostream>
 #include <stdexcept>
+#include <Poco/Types.h>
 
 
 /// В формате VarUInt.
-inline void readSize(UInt64 & res, std::istream & istr)
+inline void readSize(Poco::UInt64 & res, std::istream & istr)
 {
 	static constexpr auto MAX_LENGTH_OF_SIZE = 4;	/// Ограничивает размер 256 мегабайтами (2 ^ (7 * 4)).
 
@@ -17,7 +18,7 @@ inline void readSize(UInt64 & res, std::istream & istr)
 		if (byte == EOF)
 			throw std::runtime_error("Incomplete result received.");
 
-		res |= (static_cast<UInt64>(byte) & 0x7F) << (7 * i);
+		res |= (static_cast<Poco::UInt64>(byte) & 0x7F) << (7 * i);
 
 		if (!(byte & 0x80))
 			return;
@@ -29,7 +30,7 @@ inline void readSize(UInt64 & res, std::istream & istr)
 
 inline void readString(std::string & res, std::istream & istr)
 {
-	UInt64 size = 0;
+	Poco::UInt64 size = 0;
 	readSize(size, istr);
 
 	res.resize(size);
diff --git a/dbms/src/ODBC/ResultSet.cpp b/dbms/src/ODBC/ResultSet.cpp
index b416cda7cad..36dfdc40307 100644
--- a/dbms/src/ODBC/ResultSet.cpp
+++ b/dbms/src/ODBC/ResultSet.cpp
@@ -2,6 +2,8 @@
 #include "Statement.h"
 #include "Log.h"
 
+#include <Poco/Types.h>
+
 
 void ResultSet::init(Statement & statement_)
 {
@@ -11,7 +13,7 @@ void ResultSet::init(Statement & statement_)
 		return;
 
 	/// Заголовок: количество столбцов, их имена и типы.
-	UInt64 num_columns = 0;
+	Poco::UInt64 num_columns = 0;
 	readSize(num_columns, in());
 
 	if (!num_columns)
diff --git a/dbms/src/ODBC/ResultSet.h b/dbms/src/ODBC/ResultSet.h
index 5b952973c92..e6d0cbf21fb 100644
--- a/dbms/src/ODBC/ResultSet.h
+++ b/dbms/src/ODBC/ResultSet.h
@@ -2,6 +2,7 @@
 
 #include <vector>
 #include <Poco/NumberParser.h>
+#include <Poco/Types.h>
 #include <sqltypes.h>
 
 #include "ReadHelpers.h"
@@ -14,8 +15,8 @@ class Field
 public:
 	std::string data;
 
-	UInt64 getUInt() const 	{ return Poco::NumberParser::parseUnsigned64(data); }
-	Int64 getInt() const		{ return Poco::NumberParser::parse64(data); }
+	Poco::UInt64 getUInt() const{ return Poco::NumberParser::parseUnsigned64(data); }
+	Poco::Int64 getInt() const	{ return Poco::NumberParser::parse64(data); }
 	float getFloat() const		{ return Poco::NumberParser::parseFloat(data); }
 	double getDouble() const	{ return Poco::NumberParser::parseFloat(data); }
 
diff --git a/dbms/src/ODBC/build.sh b/dbms/src/ODBC/build.sh
index 91ce5e1aa57..3cc9c2aae68 100755
--- a/dbms/src/ODBC/build.sh
+++ b/dbms/src/ODBC/build.sh
@@ -2,8 +2,8 @@
 
 # First, compile and install Poco library with static libraries and -fPIC option enabled.
 
-g++ \
-    -std=c++11 \
+g++-5 \
+    -std=c++14 \
     -Wall -Werror \
     -O2 \
     -g \
diff --git a/dbms/src/ODBC/odbc.cpp b/dbms/src/ODBC/odbc.cpp
index 783f6396eab..48f9ce23264 100644
--- a/dbms/src/ODBC/odbc.cpp
+++ b/dbms/src/ODBC/odbc.cpp
@@ -9,6 +9,8 @@
 #include <sstream>
 #include <stdexcept>
 
+#include <Poco/Types.h>
+
 #include "StringRef.h"
 #include "Log.h"
 #include "DiagnosticRecord.h"
@@ -340,10 +342,10 @@ impl_SQLGetData(HSTMT statement_handle,
 				return fillOutputNumber<uint32_t>(field.getUInt(), out_value, out_value_max_size, out_value_size_or_indicator);
 
 			case SQL_C_SBIGINT:
-				return fillOutputNumber<int64_t>(field.getInt(), out_value, out_value_max_size, out_value_size_or_indicator);
+				return fillOutputNumber<Poco::Int64>(field.getInt(), out_value, out_value_max_size, out_value_size_or_indicator);
 
 			case SQL_C_UBIGINT:
-				return fillOutputNumber<uint64_t>(field.getUInt(), out_value, out_value_max_size, out_value_size_or_indicator);
+				return fillOutputNumber<Poco::UInt64>(field.getUInt(), out_value, out_value_max_size, out_value_size_or_indicator);
 
 			case SQL_C_FLOAT:
 				return fillOutputNumber<float>(field.getFloat(), out_value, out_value_max_size, out_value_size_or_indicator);