Is There Any Feature or Action That Cannot Be Used for Fields in Tables?

When setting a table in a form, keep in mind the following restrictions.

Features/Fields for Which You Cannot Specify Fields in Tables

• Fields in tables cannot be specified as "Key Field" or "Field Mappings" of Lookup fields.
  Refer to Setting Lookup, and Fields That Can Be Specified for "Field Mappings"
  
  

• You cannot specify fields in tables for "Fetch Criteria" of Related Records fields.
  Refer to Fields that Can Be Specified for the "Fetch Criteria" Setting in Related Records
  
  

• In a formula, only the SUM function can be used when specifying fields in tables.
  Refer to SUM Function: Sum Calculation, and List of Operators and Functions
  
  

• If you specify "Record permalink" as the copy source of "Field Mappings" when setting an app action, you cannot specify fields in tables as the copy target.
  Refer to Combinations of Field Types Acceptable for App Action
  
  

• You cannot specify fields in tables for "Title Fields".
  Refer to Setting the Record Title
  
  

• You cannot set Permissions for Fields for fields in tables.
  Refer to Setting Permission for Fields

Restrictions on Bulk Update of Table Data

• If the table has an Attachment field, you cannot bulk update table data.
  Refer to Creating and Updating Records Including Tables in Bulk
  
  

• If the table has a Lookup field, and the "Prohibit duplicate values" setting of the copy source field is disabled, or if you do not have permission to view "Datasource App", you cannot bulk delete table data.
  Refer to Creating and Updating Records Including Tables in Bulk

Other Restrictions

• You cannot place a table in a group field.
  Refer to Group Fields
  
  

• If you click "Activate App" or "Update App" after placing a field, that field cannot be set for the table.
  
  

• Fields in tables cannot be sorted.
  Refer to Which Fields Can Be Used for Sorting?