| java.lang.Object
 org.apache.derby.iapi.sql.dictionary.TupleDescriptor
org.apache.derby.iapi.sql.dictionary.ConstraintDescriptor
org.apache.derby.iapi.sql.dictionary.CheckConstraintDescriptor
| CheckConstraintDescriptor | | public class CheckConstraintDescriptor extends ConstraintDescriptor (Code) | | This class represents a check constraint descriptor.
author:
jamie |
| getConglomerateId | | public UUID getConglomerateId()(Code) | | Get the UUID of the backing index, if one exists.
The UUID of the backing index, if one exists, else null. |
| getConstraintText | | public String getConstraintText()(Code) | | Get the text of the constraint. (Only non-null/meaningful for check
constraints.)
The constraint text. |
| getConstraintType | | public int getConstraintType()(Code) | | Gets an identifier telling what type of descriptor it is
(UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK).
An identifier telling what type of descriptor it is(UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK). |
| getReferencedColumns | | public int[] getReferencedColumns()(Code) | | Get the referenced columns as an int[] of column ids.
The array of referenced column ids. |
| getReferencedColumnsDescriptor | | public ReferencedColumns getReferencedColumnsDescriptor()(Code) | | Get the ReferencedColumns.
The ReferencedColumns. |
| hasBackingIndex | | public boolean hasBackingIndex()(Code) | | Does this constraint have a backing index?
boolean Whether or not there is a backing index for this constraint. |
| needsToFire | | public boolean needsToFire(int stmtType, int[] modifiedCols)(Code) | | Does this constraint need to fire on this type of
DML? For a check constraint, all inserts, and
appropriate updates
Parameters:
stmtType - the type of DML (StatementType.INSERT|StatementType.UPDATE|StatementType.DELETE)
Parameters:
modifiedCols - the columns modified, or null for all true/false |
| setReferencedColumnsDescriptor | | public void setReferencedColumnsDescriptor(ReferencedColumns rcd)(Code) | | Set the ReferencedColumns; used in drop column
Parameters:
rcd - The new ReferencedColumns. |
| toString | | public String toString()(Code) | | Convert the CheckConstraintDescriptor to a String.
A String representation of this CheckConstraintDescriptor |
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