The Real Estate Board of unique York plans to post online its database of apartments and homes benefit of sale or split in the conurbation, the advisers aboard said yesterday. It said the database, to play on a recent spider's web plot early next year, would start with listings in Manhattan and parts of Brooklyn. Officials said they hoped that making the dope broadly elbow to the community conducive to the first time again would encourage brokers to add listings from other boroughs. The database typically has 10,000 to 15,000 listings eac...