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...that the following line in schema_dumper.rb will work: "tbl.print ", :null => false" if !column.null". That''s a total guess and I''m new to Rails so am not exactly sure how to figure out if that would fix the issue. 2) Primary key fields are not defined as :primarykey. This brings up another issue in general, within migrations if we''re not using the default "id" for primary key''s are we screwed? 3) Some default''s are not working in a way that would make sense. For instance a datetime column with a default of getdate() resu...

I am using R to access .mdb files (created in Microsoft access 2003)  through RODBC. I am able to view the Tables and also list their attributes through the sql............. commands. However, when try to acces the primary keys (using sqlPrimaryKeys /odbcPrimaryKeys) I get a value of  '-1' on my command line, i.e. I am unable to identify the PrimaryKeys in the Tables. Any suggestions why this would happen. [[alternative HTML version deleted]]