ItemExpression.From - Power Query

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ItemExpression.From

RowExpression.Column

RowExpression.From

Table.AddColumn

Table.AddIndexColumn

Table.AddJoinColumn

Table.AggregateTableColumn

Table.AlternateRows

Table.ColumnCount

Table.ColumnNames

Table.ColumnsOfType

Table.CombineColumns

Table.ContainsAll

Table.ContainsAny

Table.DemoteHeaders

Table.DuplicateColumn

Table.ExpandListColumn

Table.ExpandRecordColumn

Table.ExpandTableColumn

Table.FilterWithDataTable

Table.FirstValue

Table.FromColumns

Table.FromPartitions

Table.FromRecords

Table.FromValue

Table.FuzzyJoin

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Table.HasColumns

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Table.IsDistinct

Table.MatchesAllRows

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Table.NestedJoin

Table.Partition

Table.PositionOf

Table.PositionOfAny

Table.PrefixColumns

Table.PromoteHeaders

Table.RemoveColumns

Table.RemoveFirstN

Table.RemoveLastN

Table.RemoveMatchingRows

Table.RemoveRows

Table.RemoveRowsWithErrors

Table.RenameColumns

Table.ReorderColumns

Table.ReplaceErrorValues

Table.ReplaceKeys

Table.ReplaceMatchingRows

Table.ReplaceRelationshipIdentity

Table.ReplaceRows

Table.ReplaceValue

Table.ReverseRows

Table.SelectColumns

Table.SelectRows

Table.SelectRowsWithErrors

Table.SingleRow

Table.SplitColumn

Table.ToColumns

Table.ToRecords

Table.TransformColumnNames

Table.TransformColumns

Table.TransformColumnTypes

Table.TransformRows

Table.Transpose

Table.UnpivotOtherColumns

Table.ViewFunction

Tables.GetRelationships

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ItemExpression.From

ItemExpression.From
Returns the AST for the body of a function.
function (function as function) as record
Description
Returns the AST for the body of function, normalized into an item expression:
</li>
</p> </p>An error is raised if an item expression AST cannot be returned for the body of function.</p>
Category
Table.Table construction
Examples
Returns the AST for the body of the function each _ <> null
1
ItemExpression.From(each _ <> null)
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[ Kind = "Binary", Operator = "NotEquals", Left = ItemExpression.Item, Right = [ Kind = "Constant", Value = null ] ]

RowExpression.Column

Last modified 3yr ago

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ItemExpression.From