Table.HasColumns

Table.HasColumns is a Power Query M function that indicates whether a table contains the specified column(s). The function returns true if the table contains the column(s), and false otherwise.

Compatible with: Power BI Service Power BI Desktop Excel Microsoft 365

Syntax

Table.HasColumns(
   table as table,
   columns as any,
) as logical

Description

Indicates whether the table contains the specified column(s), columns. Returns true if the table contains the column(s), false otherwise.

Examples

Determine if the table has the column [Name].

// Output: true
Table.HasColumns( 
    Table.FromRecords( {
        [CustomerID = 1, Name = "Bob", Phone = "123-4567"],
        [CustomerID = 2, Name = "Jim", Phone = "987-6543"],
        [CustomerID = 3, Name = "Paul", Phone = "543-7890"],
        [CustomerID = 4, Name = "Ringo", Phone = "232-1550"]
    } ),
    "Name"
 )

Find if the table has the column [Name] and [PhoneNumber].

// Output: false
Table.HasColumns( 
    Table.FromRecords( {
        [CustomerID = 1, Name = "Bob", Phone = "123-4567"],
        [CustomerID = 2, Name = "Jim", Phone = "987-6543"],
        [CustomerID = 3, Name = "Paul", Phone = "543-7890"],
        [CustomerID = 4, Name = "Ringo", Phone = "232-1550"]
    } ),
    {"Name", "PhoneNumber"}
 )

Related functions

Other functions related to Table.HasColumns are:

• Table.IsDistinct
• Table.IsEmpty
• Table.MatchesAllRows
• Table.MatchesAnyRows
• Table.Profile
• Table.Schema
• Tables.GetRelationships

Last update: August 25, 2023 | Contribute » | Contributors: Rick de Groot
Microsoft documentation: https://learn.microsoft.com/en-us/powerquery-m/table-hascolumns
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