What's new for V5R4

 

This topic highlights the changes made to this topic collection for V5R4.

In V5R4, Distributed Relational Database Architecture™ (DRDA^®) support has been extended to include the following functions. Prior to V5R4, this support was disabled over DRDA:

• Distributed transaction processing (XA/JTA). (See JDBC distributed transactions for more information.)

• System support for profile tokens. (See Security-related APIs for more information.)

• DB2^® Multisystem over TCP/IP. (See DB2 Multisystem for more information.)

The following functions are new to i5/OS^® in V5R4. They are also supported over DRDA:

• Increased maximum limit of SQL statements to 2 MB.

• SQL descriptor area. (See SQL descriptor areas and SQLDA (SQL descriptor area) for more information.)

In V5R4, three example programs have been updated in or added into this topic collection:

• Example: C program using embedded SQL

• Example: Java program

• Example: Program definitions

 

How to see what's new or changed

To help you see where technical changes have been made, this information uses:

• The

  image to mark where new or changed information begins.

• The

  image to mark where new or changed information ends.

To find other information about what's new or changed this release, see the Memo to users.

 

Parent topic:

Distributed database programming