| handle_odbc_error: new feature in version 7.0.1 | MobiLink new features |
| handling events: new feature in version 7.0.0 | Adaptive Server Anywhere new features |
| hash anti-semijoin: new feature in 8.0.2 | Adaptive Server Anywhere new features |
| hash joins: new feature in version 8.0.0 | Query processing and database performance |
| hash semijoin: new feature in 8.0.2 | Adaptive Server Anywhere new features |
| hash size: new feature in version 7.0.0 | Adaptive Server Anywhere new features |
| hibernation: new feature in version 8.0.0 | Miscellaneous |
| Histograms property: new feature in version 8.0.0 | Administration and troubleshooting |
| HotSync conduit configuration: new UltraLite feature in 8.0.1 | UltraLite new features |
| HotSync conduit: troubleshooting assistance in version 9.0.0 | MobiLink new features |
| HotSync progress: new UltraLite feature in 8.0.1 | UltraLite new features |
| hover mode: new SQL Remote feature in version 6.0.2 | SQL Remote new features |
| HoverRescanThreshold: new feature in version 9.0.0 | MobiLink new features |
| HTTP synchronization: new UltraLite feature in version 7.0.1 | UltraLite new features |
| HTTPS synchronization: new UltraLite features in 8.0.2 | UltraLite new features |
| HTTPS: MobiLink new feature in 8.0.2 | MobiLink new features |