org.apache.ignite.internal.processors.query

Interface GridQueryIndexDescriptor

public interface GridQueryIndexDescriptor

Describes an index to be created for a certain type. It contains all necessary information about fields, order, uniqueness, and specified whether this is SQL or Text index. See also GridQueryTypeDescriptor.indexes().

Method Summary

Methods

Modifier and Type	Method and Description
boolean	descending(String field) Specifies order of the index for each indexed field.
Collection<String>	fields() Gets all fields to be indexed.
GridQueryIndexType	type() Gets index type.

Method Detail

fields

Collection<String> fields()

Gets all fields to be indexed.

Returns:

Fields to be indexed.

descending

boolean descending(String field)

Specifies order of the index for each indexed field.

Parameters:

field - Field name.

Returns:

True if given field should be indexed in descending order.

type

GridQueryIndexType type()

Gets index type.

Returns:

Type.