Labels:bird | bulletin board | hakham | sky OCR: Version history 1.05 First public release 1.06 Now works with the PowerMac Modern Memory Manager. Simple support for two byte languages such as Japanese added What Is Re(ve)lations? A very simple but/ERY EASY TO UE relational datal base man agement system Re(ve)lations is totally written in Prograph 2.5 thgbagel Ialnere (second only to Swedish... The progr ram utilizes the Prograph Data abase Engine and expands on class hierarchy supplied by Prograph Interna tional (previously TGS Systems). The implementation follows the general description of relational database systems given in the sedtiepr the relational.model Features Relational algebra operations: Unary relation operations Select Proj ject Binary relation operations Join Union Difference (With these five operations the whole relationa ...