DropForeignKey (IBM FHIR Server)

java.lang.Object
- com.ibm.fhir.database.utils.model.DataModelVisitorBase
- - com.ibm.fhir.schema.control.DropForeignKey

All Implemented Interfaces:

DataModelVisitor
```
public class DropForeignKey
extends DataModelVisitorBase
```
Visitor adapter used to drop all the foreign key constraints associated with tables in the schema. Expects any transaction handling to be performed outside this class.

Constructor Summary

Constructors
Constructor Description

DropForeignKey(IDatabaseAdapter adapter, java.util.Set<Table> childTables)
Public constructor

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`visited(Table fromChildTable, ForeignKeyConstraint fk)`	Process a foreign key constraint from the model

Methods inherited from class com.ibm.fhir.database.utils.model.DataModelVisitorBase
nop, visited, visited, visited, visited, visited, visited, visited, visited, visited, visited, visited

Methods inherited from class java.lang.Object
clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - DropForeignKey
```
public DropForeignKey(IDatabaseAdapter adapter,
                      java.util.Set<Table> childTables)
```
    Public constructor
    
    Parameters:
    
    adapter -
    
    childTables - set of child Table objects collected along the way
- Method Detail
  - visited
```
public void visited(Table fromChildTable,
                    ForeignKeyConstraint fk)
```
    Description copied from interface: DataModelVisitor
    
    Process a foreign key constraint from the model
    
    Specified by:
    
    visited in interface DataModelVisitor
    
    Overrides:
    
    visited in class DataModelVisitorBase