public enum RelationalOperator extends java.lang.Enum<RelationalOperator>
Enum
serveix per a emmagatzemar els operados relacionals o de
comparació que es poden utilitzar en les condicions d'una sentčncia SQL:
EQUAL
NOT_EQUAL
GREATER
LESS
IS_NULL
IS_NOT_NULL
GREATER_OR_EQUAL
LESS_OR_EQUAL
Enum Constant and Description |
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EQUAL
Operador 'igual que' (=).
|
GREATER
Operador 'més gran que' (>).
|
GREATER_OR_EQUAL
Operador 'més gran o igual que' (>=).
|
IS_NOT_NULL
Operaodor 'no és nul' (IS NOT NULL).
|
IS_NULL
Operador 'és nul' (IS NULL).
|
LESS
Operador 'més petit que' (<).
|
LESS_OR_EQUAL
Operador 'més petit o igual que' (<=).
|
NOT_EQUAL
Operador 'diferent a' (<>).
|
Modifier and Type | Method and Description |
---|---|
java.lang.String |
getOperator()
Permet obtenir l'operador relacional o de comparació.
|
static RelationalOperator |
valueOf(java.lang.String name)
Returns the enum constant of this type with the specified name.
|
static RelationalOperator[] |
values()
Returns an array containing the constants of this enum type, in
the order they are declared.
|
public static final RelationalOperator EQUAL
public static final RelationalOperator NOT_EQUAL
public static final RelationalOperator GREATER
public static final RelationalOperator LESS
public static final RelationalOperator IS_NULL
public static final RelationalOperator IS_NOT_NULL
public static final RelationalOperator GREATER_OR_EQUAL
public static final RelationalOperator LESS_OR_EQUAL
public static RelationalOperator[] values()
for (RelationalOperator c : RelationalOperator.values()) System.out.println(c);
public static RelationalOperator valueOf(java.lang.String name)
name
- the name of the enum constant to be returned.java.lang.IllegalArgumentException
- if this enum type has no constant
with the specified namejava.lang.NullPointerException
- if the argument is nullpublic java.lang.String getOperator()
String
amb l'operador relacional o de
comparació.