https://community.esri.com/t5/arcgis-pro-questions/attribute-rule-calculation-and-field-is-nullable/m-p/1400145#M80879 <P><STRONG>NULLABLE</STRONG>: If the field is nullable, it means that the field can accept null values. This implies that the field doesn't necessarily need to have a value in every record.</P><P><STRONG>NON-NULLABLE</STRONG>: If the parameter is set to non-nullable, it means that the field cannot contain null values. Every record must have a value assigned to this field.</P><P>In your case, if you're setting up an attribute rule calculation and your child table fails to create records under the condition of the field being non-nullable, it suggests that the attribute rule calculation might be attempting to insert a null value into a field that doesn't allow it.</P> Sun, 24 Mar 2024 20:40:49 GMT torearth 2024-03-24T20:40:49Z https://community.esri.com/t5/arcgis-pro-questions/attribute-rule-calculation-and-field-is-nullable/m-p/1397796#M80611 <P>Hello,</P><P>When setting up fields with an attribute rule calculation, what should the&nbsp;<SPAN>field_is_nullable parameter be set to (NULLABLE, or NON-NULLABLE)?&nbsp; I will test this, but wanted to get any background on this in any case, because I have a child table that fails to create records under this condition and as NON-NULLABLE.&nbsp; Thank you.</SPAN></P><P><SPAN>Tyler</SPAN></P><P><SPAN>ArcGIS Pro 3.2.0</SPAN></P> Tue, 19 Mar 2024 13:19:17 GMT https://community.esri.com/t5/arcgis-pro-questions/attribute-rule-calculation-and-field-is-nullable/m-p/1397796#M80611 TylerT 2024-03-19T13:19:17Z https://community.esri.com/t5/arcgis-pro-questions/attribute-rule-calculation-and-field-is-nullable/m-p/1400145#M80879 <P><STRONG>NULLABLE</STRONG>: If the field is nullable, it means that the field can accept null values. This implies that the field doesn't necessarily need to have a value in every record.</P><P><STRONG>NON-NULLABLE</STRONG>: If the parameter is set to non-nullable, it means that the field cannot contain null values. Every record must have a value assigned to this field.</P><P>In your case, if you're setting up an attribute rule calculation and your child table fails to create records under the condition of the field being non-nullable, it suggests that the attribute rule calculation might be attempting to insert a null value into a field that doesn't allow it.</P> Sun, 24 Mar 2024 20:40:49 GMT https://community.esri.com/t5/arcgis-pro-questions/attribute-rule-calculation-and-field-is-nullable/m-p/1400145#M80879 torearth 2024-03-24T20:40:49Z