GridCacheSqlIndexMetadata (Ignite 2.17.0)

All Superinterfaces:

Externalizable, Serializable

All Known Implementing Classes:

GridCacheQueryManager.CacheSqlIndexMetadata
```
public interface GridCacheSqlIndexMetadata
extends Externalizable
```
Ignite index descriptor.
All index descriptors can be obtained from GridCacheSqlMetadata.indexes(String) method.

See Also:

GridCacheSqlMetadata

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`descending(String field)`	Gets order of the index for each indexed field.
`Collection<String>`	`descendings()`
`Collection<String>`	`fields()`	Gets names of fields indexed by this index.
`String`	`name()`	Gets name of the index.
`boolean`	`unique()`	Gets whether this is a unique index.

Methods inherited from interface java.io.Externalizable
readExternal, writeExternal

- Method Detail
  - name
```
String name()
```
    Gets name of the index.
    
    Returns:
    
    Index name.
  - fields
```
Collection<String> fields()
```
    Gets names of fields indexed by this index.
    
    Returns:
    
    Indexed fields names.
  - descending
```
boolean descending(String field)
```
    Gets order of the index for each indexed field.
    
    Parameters:
    
    field - Field name.
    
    Returns:
    
    True if given field is indexed in descending order.
  - descendings
```
Collection<String> descendings()
```
    Returns:
    
    Descendings.
  - unique
```
boolean unique()
```
    Gets whether this is a unique index.
    
    Returns:
    
    True if index is unique, false otherwise.