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<!DOCTYPE html public "-//w3c//dtd html 3.2 transitional//en.us"><HTML lang="en.us"><HEAD><META NAME="Generator" CONTENT="Quadralay WebWorks Publisher 5.0.4"><META NAME="Page" CONTENT="DefaultSingle"><META NAME="Title" CONTENT=" Oracle9i Data Mining Concepts"><TITLE> Oracle9i Data Mining Concepts</TITLE> <LINK REL="home" HREF="../../products.htm" TITLE="Library"><LINK REL="toc" HREF="toc.htm" TITLE="Contents"><LINK REL="index" HREF="index.htm" TITLE="Index"><LINK REL="copyright" HREF="../dcommon/html/cpyr.htm" TITLE="Copyright"><LINK REL="up" HREF="toc.htm" TITLE="Up"><LINK REL="next" HREF="admin.htm" TITLE="Next"><LINK REL="previous" HREF="dmadm.htm" TITLE="Previous"></HEAD> <BODY BGCOLOR="#ffffff"><A NAME="top"></A><TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%"><TR> <TD ALIGN="LEFT" VALIGN="TOP"><FONT COLOR="#330099" FACE="Helvetica, Arial, sans-serif"><B>Oracle9<i>i</i> Database Generic Documentation Addendum<BR>Release 2 (9.2)</B><BR>Part Number A97283-01</FONT></B></TD><td valign="BOTTOM" align="RIGHT" width="144"><table cellspacing="0" cellpadding="0" width="50%"><TR><TD ALIGN="CENTER" VALIGN="TOP" WIDTH="25%"><A HREF="toc.htm"><IMG SRC="conticon.gif" ALT="Go To Table Of Contents" BORDER="0" HEIGHT="30"WIDTH="30"><BR><FONT SIZE="-2">Contents</FONT></A></TD><TD ALIGN="CENTER" VALIGN="TOP" WIDTH="25%"><A HREF="index.htm"><IMG SRC="indxicon.gif" ALT="Go To Index" BORDER="0" HEIGHT="30"WIDTH="30"><BR><FONT SIZE="-2">Index</FONT></A></TD></TR></TABLE></TD></TR></TABLE><HR><P><A HREF="dmadm.htm"><IMG SRC="larrow.gif" ALT="Go to previous page" BORDER="0" HEIGHT="30" WIDTH="40"></A><A HREF="admin.htm"><IMG SRC="rarrow.gif" ALT="Go to next page" BORDER="0" HEIGHT="30" WIDTH="40"></A> <DIV CLASS="IND"><!-- End Header --><A NAME="1656"></A><!--TOC=Title-"1656"--><H1 CLASS="Title"><FONT FACE="Arial, Helvetica, sans-serif" COLOR="#330099">4<BR> Oracle9<EM CLASS="Italic">i</EM> Data Mining Concepts</FONT></H1><!--/TOC=Title--><A NAME="1004777"></A><P CLASS="BP">This chapter lists additions and corrections to <EM CLASS="Italic">Oracle9i Data Mining Concepts</EM>, Release 2 (9.2).</P><A NAME="1004827"></A><P CLASS="BP">This chapter contains the following topics:</P><UL CLASS="LB1"><LI CLASS="LB1" TYPE="DISC"><A NAME="1004772"></A><A HREF="dmcon.htm#1004839">Naive Bayes and Adaptive Bayes Network Sample Programs</a><P><LI CLASS="LB1" TYPE="DISC"><A NAME="1004865"></A><A HREF="dmcon.htm#1004841">Order of Execution for ODM Sample Programs</a><P><LI CLASS="LB1" TYPE="DISC"><A NAME="1004870"></A><A HREF="dmcon.htm#1004843">Format of Tables to Score</a><P><LI CLASS="LB1" TYPE="DISC"><A NAME="1004875"></A><A HREF="dmcon.htm#1004845">Mining Function Specifications for Classification</a><P><LI CLASS="LB1" TYPE="DISC"><A NAME="1004880"></A><A HREF="dmcon.htm#1004847">Maximum Rule Length for Association Rules</a><P></UL><A NAME="1004839"></A><!--TOC=h1-"1004839"--><H2 CLASS="H1"><FONT FACE="Arial, Helvetica, sans-serif" COLOR="#330099"> Naive Bayes and Adaptive Bayes Network Sample Programs</FONT></H2><!--/TOC=h1--><A NAME="1004840"></A><P CLASS="BP">The sample programs for Naive Bayes and Adaptive Bayes Network models require that any record to which you apply the models has either an integer or string attribute. You cannot apply the models to records that have a continuous numeric attribute.</P><A NAME="1004841"></A><!--TOC=h1-"1004841"--><H2 CLASS="H1"><FONT FACE="Arial, Helvetica, sans-serif" COLOR="#330099"> Order of Execution for ODM Sample Programs</FONT></H2><!--/TOC=h1--><A NAME="1004842"></A><P CLASS="BP">For a given model type, the sample build program must be executed before test, apply, cross-validate, or <CODE>PMML</CODE> export can be executed. For discretization, <CODE>Sample_Discretization_CreateBinBoundaryTables</CODE> must be executed before <CODE>Sample_Discretization_UseBinBoundaryTables</CODE>.</P><A NAME="1004843"></A><!--TOC=h1-"1004843"--><H2 CLASS="H1"><FONT FACE="Arial, Helvetica, sans-serif" COLOR="#330099"> Format of Tables to Score</FONT></H2><!--/TOC=h1--><A NAME="1004844"></A><P CLASS="BP">Any table that you score (apply a model to) must have the same format as the table used to build the model. If you build a model using a table that is in transactional format, any table that you apply that model to must be in transactional format. Similarly, if the table used to build the model was in nontransactional format, any table to which you apply the model must be in nontransactional format.</P><A NAME="1004845"></A><!--TOC=h1-"1004845"--><H2 CLASS="H1"><FONT FACE="Arial, Helvetica, sans-serif" COLOR="#330099"> Mining Function Specifications for Classification</FONT></H2><!--/TOC=h1--><A NAME="1004846"></A><P CLASS="BP">When you create a mining function specification for a classification problem, you must specify an algorithm, that is, the <CODE>MiningAlgorithmSettings</CODE> cannot have a null value.</P><A NAME="1004847"></A><!--TOC=h1-"1004847"--><H2 CLASS="H1"><FONT FACE="Arial, Helvetica, sans-serif" COLOR="#330099"> Maximum Rule Length for Association Rules</FONT></H2><!--/TOC=h1--><A NAME="1004848"></A><P CLASS="BP">The maximum length for association rules specifies the number of items in the rule. For example, the default value 2 allows rules such as "A implies B"; a value of 3 allows rules such as "A and B implies C".</P><!-- Start Footer --></DIV><DIV CLASS="OUTD"><HR><TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="100%"><TR><TD VALIGN="BOTTOM" WIDTH="33%"><TABLE CELLSPACING="0" CELLPADDING="0"><TR><TD ALIGN="CENTER"><A HREF="dmadm.htm"><IMG SRC="larrow.gif" ALT="Go to previous page" BORDER="0" HEIGHT="30" WIDTH="40"></A></TD><TD ALIGN="CENTER"><A HREF="admin.htm"><IMG SRC="rarrow.gif" ALT="Go to next page" BORDER="0" HEIGHT="30" WIDTH="40"></A></TD> </TR></TABLE></TD><TD ALIGN="CENTER" WIDTH="34%"><font size="-2">Copyright © 2002 Oracle Corporation.</font><BR><FONT SIZE="-2">All Rights Reserved.</FONT></TD><TD VALIGN="BOTTOM" ALIGN="RIGHT" WIDTH="33%"> <TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="144"><TR><TD ALIGN="CENTER" VALIGN="TOP" WIDTH="25%"><A HREF="toc.htm"><IMG SRC="conticon.gif" ALT="Go To Table Of Contents" BORDER="0" HEIGHT="30"WIDTH="30"><BR><FONT SIZE="-2">Contents</FONT></A></TD><TD ALIGN="CENTER" VALIGN="TOP" WIDTH="25%"><A HREF="index.htm"><IMG SRC="indxicon.gif" ALT="Go To Index" BORDER="0" HEIGHT="30"WIDTH="30"><BR><FONT SIZE="-2">Index</FONT></A></TD></TR></TABLE></TD></TR></TABLE> </DIV></BODY></HTML>⌨️ 快捷键说明
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