- All Implemented Interfaces:
Serializable
,Comparable<UpdateUnchangedRecords>
,Constable
Java class for UpdateUnchangedRecords.
The following schema fragment specifies the expected content contained within this class.
<simpleType name="UpdateUnchangedRecords"> <restriction base="{http://www.w3.org/2001/XMLSchema}string"> <enumeration value="NEVER"/> <enumeration value="SET_PRIMARY_KEY_TO_ITSELF"/> <enumeration value="SET_NON_PRIMARY_KEY_TO_THEMSELVES"/> <enumeration value="SET_NON_PRIMARY_KEY_TO_RECORD_VALUES"/> </restriction> </simpleType>
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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 ConstantDescriptionNever update unchanged recordsUpdate unchanged records by setting record values to the values from the record, e.g.Update unchanged records by setting non-primary key columns to themselves, e.g.Update unchanged records by setting the primary key column to itself, e.g. -
Method Summary
Modifier and TypeMethodDescriptionstatic UpdateUnchangedRecords
value()
static UpdateUnchangedRecords
Returns the enum constant of this class with the specified name.static UpdateUnchangedRecords[]
values()
Returns an array containing the constants of this enum class, in the order they are declared.
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Enum Constant Details
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NEVER
Never update unchanged records -
SET_PRIMARY_KEY_TO_ITSELF
Update unchanged records by setting the primary key column to itself, e.g. SET id = id -
SET_NON_PRIMARY_KEY_TO_THEMSELVES
Update unchanged records by setting non-primary key columns to themselves, e.g. SET a = a, b = b -
SET_NON_PRIMARY_KEY_TO_RECORD_VALUES
Update unchanged records by setting record values to the values from the record, e.g. SET a = :a, b = :b. This is the same as calling record.changed(true) prior to updating.
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Method Details
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values
Returns an array containing the constants of this enum class, in the order they are declared.- Returns:
- an array containing the constants of this enum class, in the order they are declared
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valueOf
Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (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 class has no constant with the specified nameNullPointerException
- if the argument is null
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value
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fromValue
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