GridQueryFieldMetadata (Ignite 2.17.0)

All Superinterfaces:

Externalizable, Serializable
```
public interface GridQueryFieldMetadata
extends Externalizable
```
Query field descriptor. This descriptor is used to provide metadata about fields returned in query result.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`String`	`fieldName()`	Gets field name.
`String`	`fieldTypeName()`	Gets field type name.
`int`	`nullability()`	Gets field nullability.
`int`	`precision()`	Gets field precision.
`int`	`scale()`	Gets field scale.
`String`	`schemaName()`	Gets schema name.
`String`	`typeName()`	Gets name of type to which this field belongs.

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

- Method Detail
  - schemaName
```
String schemaName()
```
    Gets schema name.
    
    Returns:
    
    Schema name.
  - typeName
```
String typeName()
```
    Gets name of type to which this field belongs.
    
    Returns:
    
    Type name.
  - fieldName
```
String fieldName()
```
    Gets field name.
    
    Returns:
    
    Field name.
  - fieldTypeName
```
String fieldTypeName()
```
    Gets field type name.
    
    Returns:
    
    Field type name.
  - precision
```
int precision()
```
    Gets field precision.
    
    Returns:
    
    Field precision.
  - scale
```
int scale()
```
    Gets field scale.
    
    Returns:
    
    Field scale.
  - nullability
```
int nullability()
```
    Gets field nullability. See ResultSetMetaData.isNullable(int) for more info.
    
    Returns:
    
    Field nullability.