The table below lists standard System- classes you may encounter.
These classes are reserved. You cannot define classes derived from the System- base class.
Class |
Description |
More |
| System-AppCentric-Cache | Abstract class for the Application-Based Assembly (ABA) cache. | |
| System-AppCentric-Cache-Dependency | Supports the Application-Based Assembly (ABA) cache. | |
| System-AppCentric-Cache-Entry | Entries in the Application-Based Assembly (ABA) cache. | |
| System-ApplicationRuleSetIndex | This class lists the RuleSets which are contained in each application rule. | |
| System-Cache-Dependency | Supports internal operations, for caches that are saved to the database. | |
| System-Cache-Entry | Supports internal operations, for caches that are saved to the database. | |
| System-Cache-Implementation | Supports internal operations, for caches that are saved to the database. | |
| System-CachedConclusion | Cache for Java objects corresponding to field value rules, property rules (not property values), property alias rules and class rules. | |
| System-Declare-Changes | Supports execution of Declare Expression rules. Corresponds to the pr_sys_decchg table. |
|
| System-Job-PropertyOptimization | Defines the queue of background processing requested by the Property Optimization wizard. Processing of this queue is performed by the Pega-RulesEngine agent. | Property optimization using the Property Optimization tool |
| System-Locks | Contains facts about a lock. | Understanding object locking |
| System-Queue-CaseType | Supports calculations defined in case type rules. Processing is performed by the Pega-ProcessEngine agent. | Case types |
| System-Queue-ColumnPopulation | Supports queued requrest for the Pega-RulesEngine agent. | Understanding the Pega-RulesEngine agent |
| System-Queue-DefaultEntry | Supports queued requests for agent processing by Standard agents. |
Queue-for-Agent method |
| System-Queue-Events | Not used. Reserved for future use. | |
| System-Queue-ExecutionRequest-Connect-Default | Supports asynchronous processing of SOAP connector requests by the Pega-IntSvcs agent. | About Connect Request Processor data instances |
| System-Queue-ExecutionRequest-Service-Default | Supports asynchronous processing of service requests by the Pega-IntSvcs agent. | About Service Request Processor data instances |
| System-Queue-FlowDependency | Supports dependency processing, performed by the Pega-ProcessEngine agent | Understanding the Pega-ProcessEngine agent |
| System-Queue-ScheduledTask | Executes scheduled reports. | Understanding the Pega-RulesEngine agent |
| System-Queue-ServiceLevel | Supports service-level calculations and escalations by the Pega-ProCom agents. | Understanding the Pega-ProCom agents |
| System-Requestor-Context | Data for passivated requestors, identified by requestor ID. The data is Base64 encoded. | |
| System-Status-Nodes | Identify other server nodes participating in your system. | More about System Node data instances |
| System-SavedPages | Saves Thread contexts for a user after time-out. | |
| System-Updates-Cache | Identifies rules updated since the most recent system pulse, and so potentially stale in the rule cache of other nodes. | rule cache |
| System-User-MyRules | Controls favorites (and delegated rules), visible in the Favorite Explorer. | Favorites |
| System-Vtable-Cache-Entry | Entries in the VTable cache. | |
| System-Work-Indexer | Supports full-text search for work objects. Used by the Pega-RULES agent to hold agent queue entries after a new work item is created. After Elasticsearch indexing is complete, the agent queue entry is removed. | System tables |