Package com.blazebit.persistence.spi
Enum UpdateJoinStyle
- All Implemented Interfaces:
Serializable
,Comparable<UpdateJoinStyle>
,java.lang.constant.Constable
The possible update join styles.
- Since:
- 1.5.0
- Author:
- Christian Beikov
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Nested Class Summary
Nested classes/interfaces inherited from class java.lang.Enum
Enum.EnumDesc<E extends Enum<E>>
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Enum Constant Summary
Enum ConstantsEnum ConstantDescriptionRequires a FROM clause for table references.Requires a FROM clause for table references but the table alias in the UPDATE clause.Requires a MERGE statement.No support for joins in update statements.Requires table references to be appended after the update table. -
Method Summary
Modifier and TypeMethodDescriptionstatic UpdateJoinStyle
Returns the enum constant of this type with the specified name.static UpdateJoinStyle[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Details
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NONE
No support for joins in update statements. -
FROM
Requires a FROM clause for table references. -
FROM_ALIAS
Requires a FROM clause for table references but the table alias in the UPDATE clause. -
REFERENCE
Requires table references to be appended after the update table. -
MERGE
Requires a MERGE statement.
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Method Details
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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
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valueOf
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 nameNullPointerException
- if the argument is null
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