- SQL logging channel and archiving strategy

- row formatting refactored
- affected row count for insert, delete and update returned from Statement::execute()
- internal SQL string formatting capability using Poco::format()

Data/testsuite/src/TestStatementImpl.h

@@ -65,6 +65,10 @@ public:
 protected:
 	Poco::UInt32 columnsReturned() const;
 		/// Returns number of columns returned by query. 
+	
+	Poco::UInt32 affectedRowCount() const;
+		/// Returns the number of affected rows.
+		/// Used to find out the number of rows affected by insert or update.
 
 	const MetaColumn& metaColumn(Poco::UInt32 pos) const;
 		/// Returns column meta data.
@@ -113,6 +117,12 @@ inline AbstractBinder& TestStatementImpl::binder()
 }
 
 
+inline Poco::UInt32 TestStatementImpl::affectedRowCount() const
+{
+	return 0;
+}
+
+
 } } } // namespace Poco::Data::Test