Glide events relative to workflows
reference brazil Updated Sep 10, 2026 2 min read r_GlideEventsRelativeToWorkflows.md
Workflow uses several Glide events.
| Event | Description | Purpose | To Use | Source | Thread | Listeners |
|---|---|---|---|---|---|---|
| Insert | Global event set upon the insert of a GlideRecord that causes the script engine, and through that the workflow engine, to wake up. | Starts workflows that are associated with the current GlideRecord either by reference, as in request items and SLA timers, or by conditions associated with the GlideRecord's table. | There is no explicit customer-facing use for this in a workflow. It is part of the Glide engine, and with this event, the only thing workflows can do is start. Workflows can also be started manually using a script. | Workflow Engine, RunEngine | Current thread, current mutex | User action of insert |
| Update | Global event set upon the update of a GlideRecord that causes the script engine, and through that the workflow engine, to wake up. | Looks to the Workflow Context [wf_context] table to find running workflows that are associated with the current GlideRecord by document ID. | There is no explicit customer-facing use for this in a workflow. It is part of the Glide engine, and with this event, the only thing workflows can do is advance through the next set of transitions. | Workflow Engine, RunEngine | Current thread, current mutex | User action of update of a GlideRecord |
| Delete | Global event set upon the delete of a GlideRecord that causes the script engine, and through that the workflow engine, to wake up. | Looks to the Workflow Context [wf_context] table to find running workflows that are associated with the current GlideRecord by document ID. | There is no explicit customer-facing use for this in a workflow. It is part of the Glide engine, and with this event, the only thing workflows can do is advance through the next set of transitions. | Workflow Engine, RunEngine | Current thread, current mutex | User action of delete of a GlideRecord |
| Query | Global event set upon the query of the Glide database that causes the script engine, and through that the workflow engine, to wake up. | Looks to the Workflow Context [wf_context] table to find running workflows that are associated with the current GlideRecord by document ID. | There is no explicit customer-facing use for this in a workflow. It is part of the Glide engine, and with this event, the only thing workflows can do is advance through the next set of transitions. | Workflow Engine, RunEngine | Current thread, current mutex | User action of query of a GlideRecord |
Parent Topic:Workflow events in the base system
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--- title: Glide events relative to workflows description: Workflow uses several Glide events. locale: en-US canonical_url: https://www.servicenow.com/docs/r/servicenow-platform/legacy-workflow/r\_GlideEventsRelativeToWorkflows.html release: brazil product: Legacy Workflow classification: legacy-workflow topic_type: reference last_updated: "2026-09-10" reading_time_minutes: 2 breadcrumb: [Workflow events in the base system, Workflow events, Workflow management, Classic Workflow, ServiceNow AI Platform Additional Capabilities, Extend ServiceNow AI Platform capabilities] --- # Glide events relative to workflows Workflow uses several Glide events. |Event|Description|Purpose|To Use|Source|Thread|Listeners| |-----|-----------|-------|------|------|------|---------| |Insert|Global event set upon the insert of a GlideRecord that causes the script engine, and through that the workflow engine, to wake up.|Starts workflows that are associated with the current GlideRecord either by reference, as in request items and SLA timers, or by conditions associated with the GlideRecord's table.|There is no explicit customer-facing use for this in a workflow. It is part of the Glide engine, and with this event, the only thing workflows can do is start. Workflows can also be started manually using a script.|Workflow Engine, RunEngine|Current thread, current mutex|User action of insert| |Update|Global event set upon the update of a GlideRecord that causes the script engine, and through that the workflow engine, to wake up.|Looks to the Workflow Context \[wf\_context\] table to find running workflows that are associated with the current GlideRecord by document ID.|There is no explicit customer-facing use for this in a workflow. It is part of the Glide engine, and with this event, the only thing workflows can do is advance through the next set of transitions.|Workflow Engine, RunEngine|Current thread, current mutex|User action of update of a GlideRecord| |Delete|Global event set upon the delete of a GlideRecord that causes the script engine, and through that the workflow engine, to wake up.|Looks to the Workflow Context \[wf\_context\] table to find running workflows that are associated with the current GlideRecord by document ID.|There is no explicit customer-facing use for this in a workflow. It is part of the Glide engine, and with this event, the only thing workflows can do is advance through the next set of transitions.|Workflow Engine, RunEngine|Current thread, current mutex|User action of delete of a GlideRecord| |Query|Global event set upon the query of the Glide database that causes the script engine, and through that the workflow engine, to wake up.|Looks to the Workflow Context \[wf\_context\] table to find running workflows that are associated with the current GlideRecord by document ID.|There is no explicit customer-facing use for this in a workflow. It is part of the Glide engine, and with this event, the only thing workflows can do is advance through the next set of transitions.|Workflow Engine, RunEngine|Current thread, current mutex|User action of query of a GlideRecord| **Parent Topic:**[Workflow events in the base system](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/servicenow-platform/legacy-workflow/r_WorkflowEventsInTheBaseSystem.md)
| title | Glide events relative to workflows |
| description | Workflow uses several Glide events. |
| locale | en-US |
| canonical_url | https://www.servicenow.com/docs/r/servicenow-platform/legacy-workflow/r\_GlideEventsRelativeToWorkflows.html |
| release | brazil |
| product | Legacy Workflow |
| classification | legacy-workflow |
| topic_type | reference |
| last_updated | 2026-09-10 |
| reading_time_minutes | 2 |
| breadcrumb | Workflow events in the base systemWorkflow eventsWorkflow managementClassic WorkflowServiceNow AI Platform Additional CapabilitiesExtend ServiceNow AI Platform capabilities |