Package com.ibm.fhir.persistence.jdbc.connection

Class CreateTempTablesAction

java.lang.Object

com.ibm.fhir.persistence.jdbc.connection.ChainedAction

com.ibm.fhir.persistence.jdbc.connection.CreateTempTablesAction

All Implemented Interfaces:

Action

public class CreateTempTablesAction
extends ChainedAction

Creates the declared global temp table used in Derby for handling upserts into common_token_values and code_systems, avoiding huge VALUES() statements which cause the Derby SQL parser to generate a stack overflow.

Constructor Summary

Constructors

Constructor	Description
CreateTempTablesAction()	Public constructor.
CreateTempTablesAction(Action next)	Public constructor

Method Summary

Modifier and Type	Method	Description
void	createCanonicalValuesTmp(DerbyAdapter adapter)	Create the declared global temporary table COMMON_TOKEN_VALUES_TMP
void	createCodeSystemsTmp(DerbyAdapter adapter)	Create the declared global temporary table CODE_SYSTEMS_TMP
void	createCommonTokenValuesTmp(DerbyAdapter adapter)	Create the declared global temporary table COMMON_TOKEN_VALUES_TMP
void	performOn(FHIRDbFlavor flavor, java.sql.Connection connection)	Perform this action on the given connection

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CreateTempTablesAction

public CreateTempTablesAction()

Public constructor. No next action, so this will be the last action applied

CreateTempTablesAction

public CreateTempTablesAction(Action next)

Public constructor

Parameters:

next - the next action in the chain

Method Detail

performOn

public void performOn(FHIRDbFlavor flavor,
                      java.sql.Connection connection)
               throws FHIRPersistenceDBConnectException

Description copied from interface: Action

Perform this action on the given connection

Specified by:

performOn in interface Action

Overrides:

performOn in class ChainedAction

Parameters:

flavor - describes the type of database associated with the given connection

connection - the connection to perform the action on

Throws:

FHIRPersistenceDBConnectException

createCommonTokenValuesTmp

public void createCommonTokenValuesTmp(DerbyAdapter adapter)
                                throws FHIRPersistenceDBConnectException

Create the declared global temporary table COMMON_TOKEN_VALUES_TMP

Parameters:

adapter -

Throws:

FHIRPersistenceDBConnectException

createCodeSystemsTmp

public void createCodeSystemsTmp(DerbyAdapter adapter)
                          throws FHIRPersistenceDBConnectException

Create the declared global temporary table CODE_SYSTEMS_TMP

Parameters:

adapter -

Throws:

FHIRPersistenceDBConnectException

createCanonicalValuesTmp

public void createCanonicalValuesTmp(DerbyAdapter adapter)
                              throws FHIRPersistenceDBConnectException

Create the declared global temporary table COMMON_TOKEN_VALUES_TMP

Parameters:

adapter -

Throws:

FHIRPersistenceDBConnectException