coverity#706371 Uncaught exception

Change-Id: I2019711112b1acb336b3002faca312c658f28671

connectivity/source/drivers/odbc/OStatement.cxx

@@ -310,9 +310,8 @@ void OStatement_Base::setWarning (const SQLWarning &ex)
 
 // getColumnCount
 // Return the number of columns in the ResultSet
-
-
-sal_Int32 OStatement_Base::getColumnCount () throw( SQLException)
+sal_Int32 OStatement_Base::getColumnCount()
+    throw (SQLException, RuntimeException)
 {
     ::osl::MutexGuard aGuard( m_aMutex );
     checkDisposed(OStatement_BASE::rBHelper.bDisposed);

connectivity/source/inc/odbc/OStatement.hxx

@@ -108,7 +108,7 @@ namespace connectivity
             void setWarning (const ::com::sun::star::sdbc::SQLWarning &ex)
                 throw (css::sdbc::SQLException, css::uno::RuntimeException);
             bool lockIfNecessary (const OUString& sql) throw( ::com::sun::star::sdbc::SQLException);
-            sal_Int32 getColumnCount () throw( ::com::sun::star::sdbc::SQLException);
+            sal_Int32 getColumnCount() throw (css::sdbc::SQLException, css::uno::RuntimeException);
 
 
             // getResultSet