Universal Connection Pool Developer's Guide Shared Pool for Sharded Databases 11 Shared Pool for Sharded Databases This chapter describes UCP Shared Pool for sharded database in the following sections: Overview of UCP Shared Pool for Database Sharding About Handing Connection Requests for a Sharded Database Middle-Tier Routing Using UCP UCP APIs for Database Sharding Support UCP APIs for Middle-Tier Routing Support UCP Sharding Example Middle-Tier Routing with UCP Example