N/workbook Module
workbook.TableDefinition
Object Description: A table definition. A table is a workbook component that enables you to view your dataset query results in a simple table. You can create a table definition using workbook.createTableDefinition(options).
Supported Script Types: Server scripts For more information, see SuiteScript 2.0 Script Types.
Module: N/workbook Module
Methods and Properties: TableDefinition Object Members
Since: 2020.2
Search NetSuite - https://system.netsuite.com/app/help/helpcenter.nl?search=workbook.TableDefinition

// Code Example 1

// Add additional code

//...

// Create a TableDefinition

var myTableDefinition = workbook.createTableDefinition({

    id: '_myTableDefinition',

    name: 'My Table Definition',

    dataset: myDataset,

    columns: [myTableColumn]

});



// View a workbook.TableDefinition

var myWorkbook = workbook.load ({

    id: myWorkbookId

});



var myTableDefinition = myWorkbook.tableDefinitions[0];



log.audit({

    title: 'TableDefinition.id = ',

    details: myTableDefinition.id

});

log.audit({

    title: 'TableDefinition.name = ',

    details: myTableDefinition.name

});



log.audit({

    title: 'TableDefinition.dataset = ',

    details: myTableDefinition.dataset

});



log.audit({

    title: 'TableDefinition.columns = ',

    details: myTableDefinition.columns

});

//...

// Add additional code



//SOURCE: https://system.netsuite.com/app/help/helpcenter.nl?fid=section_159008591359.html