Salesforce Apex guardrails govern on-demand processing of Data Processing Engine (DPE)
definitions and are designed for low to moderate data volumes. Review the processing limits and
record caps to determine when to use on-demand mode instead of scheduled batch
processing.
Required Editions
Execution Limits
On-demand definition run limits depend on whether the run is synchronous (immediate) or
asynchronous (batch). The table lists the limits for each mode.
| Description |
Synchronous Limit |
Asynchronous Limit |
| Total number of input records after filtering |
50,000 |
50,000 |
| Total number of records processed during writeback |
10,000 |
10,000 |
| Maximum processing time in milliseconds |
10,000 ms |
60,000 ms |
| Total number of parallel DPE executions |
5 |
1 |
| Total number of nodes in an on-demand definition |
25 |
25 |
| Maximum size for an uploaded CSV file |
6 MB |
12 MB |
| Maximum context JSON output limit |
14 MB |
14 MB |
| Total number of records uploaded during a single CSV import |
— |
10,000 |
| Total number of records uploaded across all CSV imports |
— |
50,000 |
