| BadResponse | Database.PostgreSQL.Simple |
| Basic | Database.PostgreSQL.Simple.TypeInfo.Static, Database.PostgreSQL.Simple.TypeInfo, Database.PostgreSQL.Simple.FromField |
| begin | Database.PostgreSQL.Simple.Transaction, Database.PostgreSQL.Simple |
| beginLevel | Database.PostgreSQL.Simple.Transaction |
| beginMode | Database.PostgreSQL.Simple.Transaction |
| Binary | |
| 1 (Data Constructor) | Database.PostgreSQL.Simple.FromField |
| 2 (Type/Class) | Database.PostgreSQL.Simple.Types, Database.PostgreSQL.Simple |
| 3 (Data Constructor) | Database.PostgreSQL.Simple.Types, Database.PostgreSQL.Simple |
| Bit | Database.PostgreSQL.Simple.BuiltinTypes |
| bit | Database.PostgreSQL.Simple.TypeInfo.Static |
| Bool | Database.PostgreSQL.Simple.BuiltinTypes |
| bool | Database.PostgreSQL.Simple.TypeInfo.Static |
| Box | Database.PostgreSQL.Simple.BuiltinTypes |
| box | Database.PostgreSQL.Simple.TypeInfo.Static |
| BpChar | Database.PostgreSQL.Simple.BuiltinTypes |
| bpchar | Database.PostgreSQL.Simple.TypeInfo.Static |
| builtin2oid | Database.PostgreSQL.Simple.BuiltinTypes |
| builtin2typname | Database.PostgreSQL.Simple.BuiltinTypes |
| BuiltinType | Database.PostgreSQL.Simple.BuiltinTypes |
| ByteA | Database.PostgreSQL.Simple.BuiltinTypes |
| bytea | Database.PostgreSQL.Simple.TypeInfo.Static |