Customizing the JBoss Application Server Environment

In this section:

The Adapter for JBoss Application Server provides several parameters for customizing the environment and optimizing performance.


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Specifying a Payload to Pass to JBoss Application Server

How to:

PAYLOAD specifies a JBoss Application Server trusted payload as one or more comma-delimited pairs (represented as 'Key','Value') that you can pass to the JBoss Application Server.



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Syntax: How to Specify a Payload to Pass to the JBoss Application Server
ENGINE SQLMMX SET PAYLOAD 
'KEY1','VALUE1','KEY2','VALUE2',...,'KEYn','VALUEn'

Note: Payload can be any 'KEY','VALUE' pair that the JBoss Application Server accepts. There is no limit to the number of pairs that can be sent.


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Specifying a Timeout Limit

How to:

TIMEOUT specifies the number of seconds the adapter will wait for a response after you issue an SQL request to the JBoss Application Server.



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Syntax: How to Issue the TIMEOUT Command
ENGINE SQLMMX SET TIMEOUT {nn|0}

where:

SQLMMX

Indicates the adapter. You can omit this value if you previously issued the SET SQLENGINE command.

nn

Is the number of seconds before a time-out occurs. 30 is the default value.

0

Represents an infinite period to wait for a response.


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Cancelling Long Requests

How to:

You can cancel long running requests from the Web Console. Depending on the capabilities of the native JDBC driver, this action will either cancel the request entirely or break out of the fetch cycle.



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Procedure: How to Cancel Long Requests
  1. From the Web Console menu bar choose Workspace, Configuration/Monitor, Java Services, DEFAULT. Right-click on DEFAULT and select Agents.
  2. In the Java Services Agents pane, highlight a row with the jscomid you wish to kill, right-click on it and select Stop.

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Obtaining the Number of Rows Updated or Deleted

How to:

PASSRECS returns the number of rows affected by a successfully executed SQL Passthru INSERT, UPDATE, or DELETE command.

Tip: You can change this setting manually or from the Web Console by clicking Data Adapters on the menu bar, clicking a configured adapter, and choosing Change Settings from the menu. The Change Settings pane opens.



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Syntax: How to Obtain the Number of Rows Updated or Deleted
ENGINE SQLMMX SET PASSRECS {ON|OFF}

where:

SQLMMX

Indicates the adapter. You can omit this value if you previously issued the SET SQLENGINE command.

ON

Provides the number of rows affected in the application program SCB count member after the successful execution of an SQL Passthru INSERT, UPDATE, or DELETE command. ON is the default value.

OFF

Provides no information after the successful execution of an SQL Passthru INSERT, UPDATE, or DELETE command.


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