Create GlideFetchChildRecords.js

GlideRecord/GlideFetchChildRecords.js

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+// Description : This macro syntax GlideRecord the specific table to retrieve and process child records from that table
+// Modify parent_sys_id, 'table_name',parent_reference_field_name according to your requirement
+
+// code
+var parent_sys_id = 'parent_sys_id'; // parent sys_id
+var childRecord = new GlideRecord('table_name');  // Glide record the table
+childRecord.addQuery('parent_reference_field_name', parent_sys_id); // filter the record according to parent sys_id
+childRecord.query(); // query the table
+while(childRecord.next()){
+    gs.info(" Child Record Number " + childRecord.getValue('number'));  // child record number
+    gs.info(" Child Record Short Description " + childRecord.getValue('short_description')); // child record short description
+}
+
+// Example
+var parent_sys_id = 'a623cdb073a023002728660c4cf6a768'; // parent sys_id
+var childRecord = new GlideRecord('incident'); // Glide record the incident table
+childRecord.addQuery('parent_incident', parent_sys_id);  // filter the record according to parent sys_id
+childRecord.query(); // query the table
+while(childRecord.next()){
+     gs.info(" Child Record Number : " + childRecord.getValue('number'));   // child incident record number
+     gs.info(" Child Record Short Description : " + childRecord.getValue('short_description')); // child incident short description
+}