r compilers. In Python it is possible to make persistent arbitrary class, 
but it is still more convenient to derive it from <code>Persistent</code>.<P>

DyBASE supports the following basic types:<P>

<TABLE BORDER>
<TR><TH>Type</TH><TH>Description</TH><TH>Size</TH><TH>Related C++ type</TH></TR>
<TR><TD>Boolean</TD><TD>boolean type</TD><TD>1</TD><TD>bool</TD></TR>
<TR><TD>Integer</TD><TD>32-bit integer type</TD><TD>4</TD><TD>int</TD></TR>
<TR><TD>Long integer</TD><TD>64-bit integer type</TD><TD>8</TD><TD>lo