Package org.apache.drill.metastore.expressions

Enum FilterExpression.Operator

java.lang.Object

java.lang.Enum<FilterExpression.Operator>

org.apache.drill.metastore.expressions.FilterExpression.Operator

All Implemented Interfaces:

Serializable, Comparable<FilterExpression.Operator>

Enclosing interface:

FilterExpression

public static enum FilterExpression.Operator
extends Enum<FilterExpression.Operator>

Indicates list of supported operators that can be used in filter expressions.

Enum Constant Summary

Enum Constants

Enum Constant	Description
AND
EQUAL
GREATER_THAN
GREATER_THAN_OR_EQUAL
IN
IS_NOT_NULL
IS_NULL
LESS_THAN
LESS_THAN_OR_EQUAL
NOT
NOT_EQUAL
NOT_IN
OR

Method Summary

Modifier and Type	Method	Description
static FilterExpression.Operator	valueOf(String name)	Returns the enum constant of this type with the specified name.
static FilterExpression.Operator[]	values()	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

EQUAL

public static final FilterExpression.Operator EQUAL

NOT_EQUAL

public static final FilterExpression.Operator NOT_EQUAL

LESS_THAN

public static final FilterExpression.Operator LESS_THAN

LESS_THAN_OR_EQUAL

public static final FilterExpression.Operator LESS_THAN_OR_EQUAL

GREATER_THAN

public static final FilterExpression.Operator GREATER_THAN

GREATER_THAN_OR_EQUAL

public static final FilterExpression.Operator GREATER_THAN_OR_EQUAL

IN

public static final FilterExpression.Operator IN

NOT_IN

public static final FilterExpression.Operator NOT_IN

IS_NULL

public static final FilterExpression.Operator IS_NULL

IS_NOT_NULL

public static final FilterExpression.Operator IS_NOT_NULL

NOT

public static final FilterExpression.Operator NOT

AND

public static final FilterExpression.Operator AND

OR

public static final FilterExpression.Operator OR

Method Details

values

public static FilterExpression.Operator[] values()

Returns an array containing the constants of this enum type, in the order they are declared.

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static FilterExpression.Operator valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null