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Sample Programs from NeXSTEP 3.3

{
    EOModelVersion = 1; 
    adaptorName = Sybase; 
    connectionDictionary = {databaseName = pubs; hostName = SYBASE; password = ""; userName = sa; }; 
    entities = (
	{
	    attributes = (
		{
		    columnName = au_id; 
		    externalType = id; 
		    name = au_id; 
		    valueClassName = NSString; 
		}, 
		{
		    columnName = au_fname; 
		    externalType = varchar; 
		    name = firstname; 
		    valueClassName = NSString; 
		}, 
		{
		    definition = "firstname + ' ' + lastname"; 
		    externalType = varchar; 
		    isReadOnly = Y; 
		    name = fullname; 
		    valueClassName = NSString; 
		}, 
		{
		    columnName = au_lname; 
		    externalType = varchar; 
		    name = lastname; 
		    valueClassName = NSString; 
		}, 
		{
		    definition = toTitleAuthor.toTitles.price; 
		    externalType = money; 
		    isReadOnly = Y; 
		    name = price; 
		    valueClassName = NSNumber; 
		    valueType = d; 
		}, 
		{
		    definition = toTitleAuthor.toTitles.title; 
		    externalType = varchar; 
		    isReadOnly = Y; 
		    name = title; 
		    valueClassName = NSString; 
		}
	    ); 
	    attributesUsedForLocking = (au_id, firstname, lastname); 
	    className = Catalog; 
	    classProperties = (toTitleAuthor, au_id, price, title, firstname, lastname, fullname); 
	    externalName = authors; 
	    externalQuery = Catalog; 
	    name = authors; 
	    primaryKeyAttributes = (firstname); 
	    relationships = (
		{
		    destination = titleauthor; 
		    isToMany = N; 
		    joins = (
			{
			    destinationAttribute = au_id; 
			    joinOperator = EOJoinEqualTo; 
			    joinSemantic = EOInnerJoin; 
			    sourceAttribute = au_id; 
			}
		    ); 
		    name = toTitleAuthor; 
		}
	    ); 
	}, 
	{
	    attributes = (
		{
		    columnName = au_id; 
		    externalType = id; 
		    name = au_id; 
		    valueClassName = NSString; 
		}, 
		{
		    columnName = title_id; 
		    externalType = tid; 
		    name = title_id; 
		    valueClassName = NSString; 
		}
	    ); 
	    attributesUsedForLocking = (au_id, title_id); 
	    classProperties = (au_id, title_id, toTitles); 
	    externalName = titleauthor; 
	    name = titleauthor; 
	    primaryKeyAttributes = (au_id); 
	    relationships = (
		{
		    destination = titles; 
		    isToMany = N; 
		    joins = (
			{
			    destinationAttribute = title_id; 
			    joinOperator = EOJoinEqualTo; 
			    joinSemantic = EOInnerJoin; 
			    sourceAttribute = title_id; 
			}
		    ); 
		    name = toTitles; 
		}
	    ); 
	}, 
	{
	    attributes = (
		{
		    columnName = price; 
		    externalType = money; 
		    name = price; 
		    valueClassName = NSNumber; 
		    valueType = d; 
		}, 
		{
		    columnName = title; 
		    externalType = varchar; 
		    name = title; 
		    valueClassName = NSString; 
		}, 
		{
		    columnName = title_id; 
		    externalType = tid; 
		    name = title_id; 
		    valueClassName = NSString; 
		}
	    ); 
	    attributesUsedForLocking = (price, title, title_id); 
	    classProperties = (price, title, title_id); 
	    externalName = titles; 
	    name = titles; 
	    primaryKeyAttributes = (title); 
	}
    ); 
}

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