pack-priv Class SetConstraintsConstantAction

Class Inheritance

java.lang.Object
org.apache.derby.impl.sql.execute.DDLConstantAction
org.apache.derby.impl.sql.execute.SetConstraintsConstantAction

Imports

java.util.ArrayList, .List, org.apache.derby.shared.common.error.StandardException, org.apache.derby.shared.common.reference.SQLState, org.apache.derby.iapi.sql.Activation, org.apache.derby.iapi.sql.conn.LanguageConnectionContext, org.apache.derby.iapi.sql.dictionary.ConstraintDescriptor, .DataDictionary, .SchemaDescriptor, org.apache.derby.iapi.sql.execute.ConstantAction, org.apache.derby.iapi.util.IdUtil, org.apache.derby.impl.sql.compile.TableName

This class describes actions that are performed for a set constraint at execution time.

Note that the dependency action we send is SET_CONSTRAINTS rather than ALTER_TABLE. We do this because we want to distinguish SET_CONSTRAINTS from ALTER_TABLE for error messages.

Field Summary

Modifier and Type	Field and Description
private final List<TableName>	constraints
private final boolean	deferred

Constructor Summary

Access	Constructor and Description
pack-priv	SetConstraintsConstantAction(List<TableName> List of constraints to set; null if all. constraints, boolean Encodes IMMEDIATE (false), DEFERRED (true) deferred)

Method Summary

Modifier and Type	Method and Description
public void	executeConstantAction(Activation activation) Implements org.apache.derby.iapi.sql.execute.ConstantAction.executeConstantAction. This is the guts of the execution time logic for SET CONSTRAINT.
public String	toString() Overrides java.lang.Object.toString. Returns a string representation of the object.

Inherited from org.apache.derby.impl.sql.execute.DDLConstantAction:: addColumnDependencies adjustUDTDependencies adjustUDTDependencies constructToString getAndCheckSchemaDescriptor getSchemaDescriptorForCreate lockTableForDDL storeConstraintDependenciesOnPrivileges storeViewTriggerDependenciesOnPrivileges

Field Detail

constraints	back to summary
private final List<TableName> constraints

deferred	back to summary
private final boolean deferred

Constructor Detail

SetConstraintsConstantAction	back to summary
pack-priv SetConstraintsConstantAction(List<TableName> constraints, boolean deferred) Parameters constraints:List<TableName> List of constraints to set; null if all. deferred:boolean Encodes IMMEDIATE (false), DEFERRED (true)

Method Detail

executeConstantAction back to summary

executeConstantAction	back to summary
public void executeConstantAction(Activation activation) throws StandardException Implements org.apache.derby.iapi.sql.execute.ConstantAction.executeConstantAction. This is the guts of the execution time logic for SET CONSTRAINT. Exceptions StandardException: Thrown on failure See Also `ConstantAction#executeConstantAction`

public void executeConstantAction(Activation activation) throws StandardException

Implements org.apache.derby.iapi.sql.execute.ConstantAction.executeConstantAction.

This is the guts of the execution time logic for SET CONSTRAINT.

Exceptions

StandardException:: Thrown on failure

See Also

ConstantAction#executeConstantAction

toString back to summary

toString	back to summary
public String toString() Overrides java.lang.Object.toString. Doc from java.lang.Object.toString. Returns a string representation of the object. Satisfying this method's contract implies a non-`null` result must be returned. Returns:String a string representation of the object Annotations @Override

public String toString()

Overrides java.lang.Object.toString.

Doc from java.lang.Object.toString.

Returns a string representation of the object. Satisfying this method's contract implies a non-null result must be returned.

Returns:String

a string representation of the object

Annotations

@Override