Class CreateViewConstantAction
- java.lang.Object
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- org.apache.derby.impl.sql.execute.DDLConstantAction
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- org.apache.derby.impl.sql.execute.CreateViewConstantAction
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- All Implemented Interfaces:
ConstantAction
class CreateViewConstantAction extends DDLConstantAction
This class describes actions that are ALWAYS performed for a CREATE VIEW Statement at Execution time. A view is represented as:- TableDescriptor with the name of the view and type VIEW_TYPE
- Set of ColumnDescriptor's for the column names and types
- ViewDescriptor describing the SQL query that makes up the view.
- ViewDescriptor depends on the Providers that its compiled query depends on.
- ViewDescriptor depends on the privileges required to execute the view.
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Field Summary
Fields Modifier and Type Field Description private int
checkOption
private ColumnInfo[]
columnInfo
private UUID
compSchemaId
private ProviderInfo[]
providerInfo
private java.lang.String
schemaName
private java.lang.String
tableName
private int
tableType
private java.lang.String
viewText
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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 CreateViewConstantAction(java.lang.String schemaName, java.lang.String tableName, int tableType, java.lang.String viewText, int checkOption, ColumnInfo[] columnInfo, ProviderInfo[] providerInfo, UUID compSchemaId)
Make the ConstantAction for a CREATE VIEW 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 VIEW.java.lang.String
toString()
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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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tableName
private final java.lang.String tableName
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schemaName
private final java.lang.String schemaName
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viewText
private final java.lang.String viewText
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tableType
private final int tableType
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checkOption
private final int checkOption
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columnInfo
private final ColumnInfo[] columnInfo
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providerInfo
private final ProviderInfo[] providerInfo
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compSchemaId
private final UUID compSchemaId
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Constructor Detail
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CreateViewConstantAction
CreateViewConstantAction(java.lang.String schemaName, java.lang.String tableName, int tableType, java.lang.String viewText, int checkOption, ColumnInfo[] columnInfo, ProviderInfo[] providerInfo, UUID compSchemaId)
Make the ConstantAction for a CREATE VIEW statement.- Parameters:
schemaName
- name for the schema that view lives in.tableName
- Name of view.tableType
- Type of table (ie. TableDescriptor.VIEW_TYPE).viewText
- Text of query expression for view definitioncheckOption
- Check option typecolumnInfo
- Information on all the columns in the table.providerInfo
- Information on all the ProviderscompSchemaId
- Compilation Schema Id
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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 VIEW.- Parameters:
activation
- The execution environment for this constant action.- Throws:
StandardException
- Thrown on failure- See Also:
ConstantAction.executeConstantAction(org.apache.derby.iapi.sql.Activation)
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