check for TEXT columns before NULL, on the assumption that TEXT will be more common than NULL (thanks Erik Veenstra)

Author: jamis

lib/sqlite3/resultset.rb

@@ -123,7 +123,9 @@ def next
         @driver.data_count( @stmt.handle ).times do |column|
           type	= @driver.column_type( @stmt.handle, column )
 
-          if type == Constants::ColumnType::NULL
+          if type == Constants::ColumnType::TEXT
+            row << @driver.column_text( @stmt.handle, column )
+          elsif type == Constants::ColumnType::NULL
             row << nil
           elsif type == Constants::ColumnType::BLOB
             row << @driver.column_blob( @stmt.handle, column )