DBStructDef :: GetEntry - Get field definition entry
The function returns the field definition at position sindx.
Return value:  Property definition ( DBFieldDef * )
Pointer to a property definition.
Implementation overview
- Get field definition by name
 DBStructDef :: GetEntry ( fldnames )
- Get field definition by index
 DBStructDef :: GetEntry ( sindex )
Implementation details
- 
Get field definition by name
 DBFieldDef * DBStructDef  :: GetEntry ( NString &fldnames )
 - fldnames - Property name or path
 to list
- 
Get field definition by index
 DBFieldDef * DBStructDef  :: GetEntry ( int16 sindex )
 - sindex
 - Index relative 1
The first position in a collection is addressed by 1. 
 to list
- sindex
 - Index relative 1

