TODO: write much more

SQL Table

CREATE TABLE obj_property (
  obj_property_id  int not null,
  obj_id           int not null,
  obj_type         varchar(255),
  access_key       int,     
  value_key        varchar(255) not null, 
  namespace_prefix varchar(255),     
  preferred_type   varchar(255) not null, 
  value_string     varchar(255),     
  value_int        int,     
  value_float      numeric(19,8),
  value_date       timestamp with time zone,
  value_oid        varchar(255),
  blob_size        int,
  value_blob       text,
  constraint       pk_obj_property primary key (obj_property_id));