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FieldInTableData Class

Namespace: Qlik.Engine
Assembly: Qlik.Engine.dll

Inheritance

  • System.Object
    • FieldInTableData

Syntax

[ValueClass]
public class FieldInTableData : IFieldInTableData

Constructors

Name Description
FieldInTableData()

Properties

Name Description
Comment

Comment related to the field.

JSON property name: qComment

DerivedFields

List of the derived fields.

JSON property name: qDerivedFields

HasDuplicates

This property is set to true if the field contains some duplicate values.

JSON property name: qHasDuplicates

HasNull

This property is set to true if the field contains some Null values.

JSON property name: qHasNull

HasWild

JSON property name: qHasWild

InformationDensity

Number of records that have values (for example, not NULL) in the field as compared to the total number of records in the table.

JSON property name: qInformationDensity

IsFieldOnTheFly

JSON property name: qIsFieldOnTheFly

IsSynthetic

This property is set to true if the field contains a synthetic key.

JSON property name: qIsSynthetic

KeyType

Tells if the field is a key field.

JSON property name: qKeyType

Name

Name of the field.

JSON property name: qName

nNonNulls

Number of values that are non Null.

JSON property name: qnNonNulls

nPresentDistinctValues

JSON property name: qnPresentDistinctValues

nRows

Number of rows in the field.

JSON property name: qnRows

nTotalDistinctValues

Number of distinct values in the field.

JSON property name: qnTotalDistinctValues

OriginalFields

Is shown for fixed records.

qOriginalFieldName and qName are identical if no field names are used in the file.

qOriginalFieldName differs from qName if embedded file names are used in the file.

JSON property name: qOriginalFields

Present

JSON property name: qPresent

ReadableName

JSON property name: qReadableName

SubsetRatio

Number of distinct values in the field (in the current table) as compared to the total number of distinct values of this field (in all tables).

JSON property name: qSubsetRatio

Tags

List of tags related to the field.

JSON property name: qTags

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