Class CreateAliasConstantAction
- java.lang.Object
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- org.apache.derby.impl.sql.execute.DDLConstantAction
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- org.apache.derby.impl.sql.execute.CreateAliasConstantAction
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- All Implemented Interfaces:
ConstantAction
class CreateAliasConstantAction extends DDLConstantAction
This class performs actions that are ALWAYS performed for a CREATE FUNCTION, PROCEDURE or SYNONYM Statement at execution time. These SQL objects are stored in the SYS.SYSALIASES table and represented as AliasDescriptors.
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Field Summary
Fields Modifier and Type Field Description private AliasInfo
aliasInfo
private java.lang.String
aliasName
private char
aliasType
private java.lang.String
javaClassName
private char
nameSpace
private java.lang.String
schemaName
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Fields inherited from interface org.apache.derby.iapi.sql.execute.ConstantAction
WHEN_MATCHED_THEN_DELETE, WHEN_MATCHED_THEN_UPDATE, WHEN_NOT_MATCHED_THEN_INSERT
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Constructor Summary
Constructors Constructor Description CreateAliasConstantAction(java.lang.String aliasName, java.lang.String schemaName, java.lang.String javaClassName, AliasInfo aliasInfo, char aliasType)
Make the ConstantAction for a CREATE alias statement.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
executeConstantAction(Activation activation)
This is the guts of the Execution-time logic for CREATE FUNCTION, PROCEDURE, SYNONYM, and TYPE.java.lang.String
toString()
private void
vetRoutine(DataDictionary dd, SchemaDescriptor sd, AliasDescriptor ads)
Common checks to be performed for functions and procedures-
Methods inherited from class org.apache.derby.impl.sql.execute.DDLConstantAction
addColumnDependencies, adjustUDTDependencies, adjustUDTDependencies, constructToString, getAndCheckSchemaDescriptor, getSchemaDescriptorForCreate, lockTableForDDL, storeConstraintDependenciesOnPrivileges, storeViewTriggerDependenciesOnPrivileges
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Field Detail
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aliasName
private final java.lang.String aliasName
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schemaName
private final java.lang.String schemaName
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javaClassName
private final java.lang.String javaClassName
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aliasType
private final char aliasType
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nameSpace
private final char nameSpace
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aliasInfo
private final AliasInfo aliasInfo
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Constructor Detail
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CreateAliasConstantAction
CreateAliasConstantAction(java.lang.String aliasName, java.lang.String schemaName, java.lang.String javaClassName, AliasInfo aliasInfo, char aliasType)
Make the ConstantAction for a CREATE alias statement.- Parameters:
aliasName
- Name of alias.schemaName
- Name of alias's schema.javaClassName
- Name of java class.aliasInfo
- AliasInfoaliasType
- The type of the alias
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Method Detail
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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executeConstantAction
public void executeConstantAction(Activation activation) throws StandardException
This is the guts of the Execution-time logic for CREATE FUNCTION, PROCEDURE, SYNONYM, and TYPE.A function, procedure, or udt is represented as:
- AliasDescriptor
- None
A synonym is represented as:
- AliasDescriptor
- TableDescriptor
- None
- Parameters:
activation
- The execution environment for this constant action.- Throws:
StandardException
- Thrown on failure- See Also:
ConstantAction.executeConstantAction(org.apache.derby.iapi.sql.Activation)
,AliasDescriptor
,TableDescriptor
,SchemaDescriptor
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vetRoutine
private void vetRoutine(DataDictionary dd, SchemaDescriptor sd, AliasDescriptor ads) throws StandardException
Common checks to be performed for functions and procedures- Throws:
StandardException
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