class PgAttrDefTable {

    public static final RelationName IDENT = new RelationName(PgCatalogSchemaInfo.NAME, "pg_attrdef");

    private PgAttrDefTable() {}

    public static SystemTable<Void> create() {<FILL_FUNCTION_BODY>}
}

        return SystemTable.<Void>builder(IDENT)
            .add("oid", INTEGER, x -> 0)
            .add("adrelid", REGCLASS, x -> null)
            .add("adnum", INTEGER, x -> 0)
            .add("adbin", STRING, x -> null)
            .add("adsrc", STRING, x -> null)
            .build();
    
<no_super_class>