CollectionSchema Class Documentation

class CollectionSchema : SystemIDisposable

Namespace:Datalogics::PDFL

Inherits from:
SystemIDisposable

Detailed Description

Provides for adding/removing/retrieving schema fields in a collection.

Referenced by

Property Documentation

FieldsNumber

int FieldsNumber[get]

GetFieldsNumber allows to obtain fields number in the schema.

Member Function Documentation

AddField

void AddField(CollectionSchemaField field)

Parameters

field: CollectionSchemaField

CollectionSchemaField object which will be added to the schema.

Returns:

void

AddField allows to set new field to the CollectionSchema object. If the target field exists, it is overwritten.

The schema fields contain all information required to organize Collection in a certain way.

Dispose

void Dispose()

Returns:

void

GetField

CollectionSchemaField GetField(int idx)

Parameters

idx: int

index of the object to find.

Returns:

CollectionSchemaField

CollectionSchemaField object if found or NULL otherwise.

GetField allows to obtain CollectionSchemaField object by its index.

GetField

CollectionSchemaField GetField(string name)

Parameters

name: string

textual field name.

Returns:

CollectionSchemaField

CollectionSchemaField object if found or NULL otherwise.

GetField allows to obtain CollectionSchemaField by name.

RemoveField

void RemoveField(CollectionSchemaField field)

Parameters

field: CollectionSchemaField

CollectionSchemaField which will be removed from the schema.

Returns:

void

RemoveField allows to remove specified field from the schema.

NOTE: to distinguish whether specified object belongs to the schema this uses CollectionSchemaField's name.