PeopleSoft for the Oracle DBA by David Kurtz
By David Kurtz
PeopleSoft for the Oracle DBA, moment version stands at the boundary among the PeopleSoft program and the Oracle database. This re-creation of David Kurtz's ebook is freshly revised, displaying how one can tame the beast and deal with Oracle effectively in a PeopleSoft atmosphere.
You’ll know about PeopleSoft’s web structure and its use of Oracle’s Tuxedo software Server. You’ll locate complete insurance of key database concerns reminiscent of indexing, connectivity, and tablespace utilization as they practice to PeopleSoft. Kurtz additionally presents the superior recommendation and data to be stumbled on at any place on handling and troubleshooting functionality matters in a PeopleSoft atmosphere. the cast insurance of functionality troubleshooting is sufficient on its own to make PeopleSoft for the Oracle DBA vital e-book for any Oracle Database administrator operating in help of a PeopleSoft environment.
- Explains PeopleSoft’s technical structure because it pertains to Oracle Database
- Demonstrates how you can device and degree the functionality of PeopleSoft
- Provides suggestions to troubleshoot and get to the bottom of functionality difficulties
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Qxd 12 10/25/04 1:58 PM Page 12 CHAPTER 1 ■ AN OVERVIEW Component Connectivity Table 1-1 sets out the various PeopleSoft components and shows how they have connected to the database in different releases. Table 1-1. 4 Windows client Two-tier Two-tier (except remote call) Two-tier and three-tier Delivered but not supported—two-tier and three-tier Not delivered nVision & Query Two-tier Two-tier and three-tier Crystal Reports Two-tier only Two-tier or via PeopleSoft ODBC driver, which connects in either two-tier or three-tier modes Data Mover Two-tier only Application Designer Two-tier only Application upgrade Two-tier only Java client n/a IClient/PIA n/a Two-tier, three-tier, or PIA Two-tier and three-tier Three-tier n/a only Via application server As a result of the evolutionary development of PeopleSoft, different components require different types of connections: • Database connectivity from client workstation PCs to the database server is a prerequisite for a PeopleSoft installation.
Initially the client contacts the WSL on the port specified in the configuration. The WSL then assigns the client to one of the WSH processes. The client then closes the connection to the WSL and thereafter only communicates with the WSH. This initial communication process is outlined in Figure 2-6. 1 2 WSL 3 WSH BBL BB BBL Figure 2-6. A Tuxedo client making an initial WSL connection The client processes must be told where to find a WSL. They can be configured to load balance or fail over between multiple WSLs.
Each PeopleSoft operator is assigned to a thread in the JVM, which is the operator’s PeopleSoft session. The thread connects to the application server domain via the Jolt Server Listener (JSL), and the thread is then assigned to a Jolt Server Handler (JSH). The JSL and JSH are very similar to the WSL and WSH, except that they receive Java class requests. Figure 2-9 illustrates what happens when a PIA transaction is processed by the application server. The steps in the figure are as follows: 1. A Java class request is received from the servlet.