dbdatabase.html

Medi 这是一个基于Java的媒体文件归档器工具

<DT><B>Parameters:</B><DD><CODE>name</CODE> - A name?
<DT><B>Returns:</B><DD>A DbSequence.</DL>
</DD>
</DL>
<HR>

<A NAME="getThreadConnection()"><!-- --></A><H3>
getThreadConnection</H3>
<PRE>
public <A HREF="../../javatools/db/DbConnection.html">DbConnection</A> <B>getThreadConnection</B>()
                                 throws <A HREF="../../javatools/db/DbException.html">DbException</A></PRE>
<DL>
<DD>Get a DbConnection that will be associated with this Thread.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>The threadConnection value
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../javatools/db/DbException.html">DbException</A></CODE> - If something goes wrong.</DL>
</DD>
</DL>
<HR>

<A NAME="getExistingThreadConnection()"><!-- --></A><H3>
getExistingThreadConnection</H3>
<PRE>
public <A HREF="../../javatools/db/DbConnection.html">DbConnection</A> <B>getExistingThreadConnection</B>()
                                         throws <A HREF="../../javatools/db/DbException.html">DbException</A></PRE>
<DL>
<DD>Get a DbConnection that will be associated with this Thread, but only if
 one exists already.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>The existingThreadConnection value
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../javatools/db/DbException.html">DbException</A></CODE> - If something goes wrong.</DL>
</DD>
</DL>
<HR>

<A NAME="getNewConnection()"><!-- --></A><H3>
getNewConnection</H3>
<PRE>
public <A HREF="../../javatools/db/DbConnection.html">DbConnection</A> <B>getNewConnection</B>()
                              throws <A HREF="../../javatools/db/DbException.html">DbException</A></PRE>
<DL>
<DD>Return a brand new DbConnection.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>The newConnection value
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../javatools/db/DbException.html">DbException</A></CODE> - If something goes wrong.</DL>
</DD>
</DL>
<HR>

<A NAME="equals(java.lang.Object)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(java.lang.Object&nbsp;o)</PRE>
<DL>
<DD>Checks if a DbDatabase object equals this one.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>equals</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>o</CODE> - The object to compare to.
<DT><B>Returns:</B><DD><CODE>true</CODE>: the objects are equal;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="selector()"><!-- --></A><H3>
selector</H3>
<PRE>
public <A HREF="../../javatools/db/DbSelector.html">DbSelector</A> <B>selector</B>()
                    throws <A HREF="../../javatools/db/DbException.html">DbException</A></PRE>
<DL>
<DD>Create a new DbSelector.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>A selector to perform SELECT operation.
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../javatools/db/DbException.html">DbException</A></CODE> - If something goes wrong.</DL>
</DD>
</DL>
<HR>

<A NAME="hasThreadConnection()"><!-- --></A><H3>
hasThreadConnection</H3>
<PRE>
public boolean <B>hasThreadConnection</B>()</PRE>
<DL>
<DD>Does this thread have a default connection associated with it? (i.e. has
 this Thread called getThreadConnection()).
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: Yes it does;
 <CODE>false</CODE>: No it does not.</DL>
</DD>
</DL>
<HR>

<A NAME="trueExpr()"><!-- --></A><H3>
trueExpr</H3>
<PRE>
public <A HREF="../../javatools/db/DbExpr.html">DbExpr</A> <B>trueExpr</B>()</PRE>
<DL>
<DD>Return an expression representing an SQL true expression. We use the
 expression "0 = 0" for this purpose. This is handy when using complex code
 to construct a big conditional clause, it can be easier to start with a
 true expression and "AND" expressions onto the end.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>A true expression.</DL>
</DD>
</DL>
<HR>

<A NAME="falseExpr()"><!-- --></A><H3>
falseExpr</H3>
<PRE>
public <A HREF="../../javatools/db/DbExpr.html">DbExpr</A> <B>falseExpr</B>()</PRE>
<DL>
<DD>Return an expression representing an SQL false expression. We use the
 expression "0 = 1" for this purpose. This is handy when using complex code
 to construct a big conditional clause, it can be easier to start with a
 false expression and "OR" expressions onto the end.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>A false expression.</DL>
</DD>
</DL>
<HR>

<A NAME="valueList(java.util.Collection)"><!-- --></A><H3>
valueList</H3>
<PRE>
public <A HREF="../../javatools/db/DbExpr.html">DbExpr</A> <B>valueList</B>(java.util.Collection&nbsp;col)</PRE>
<DL>
<DD>Returns a value list.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>col</CODE> - The collection containing the value list.
<DT><B>Returns:</B><DD>The value list.</DL>
</DD>
</DL>
<HR>

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>A database to a string? Ok if you want it...
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>A string representing the database.</DL>
</DD>
</DL>
<HR>

<A NAME="getForeignKey()"><!-- --></A><H3>
getForeignKey</H3>
<PRE>
public boolean <B>getForeignKey</B>()</PRE>
<DL>
<DD>Returns the capability of DBMS to handle foreign keys.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: the DBMS supports foreign keys;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="getCheckStatement()"><!-- --></A><H3>
getCheckStatement</H3>
<PRE>
public boolean <B>getCheckStatement</B>()</PRE>
<DL>
<DD>Returns the capability of DBMS to handle check statements.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: the DBMS supports check clauses;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="getOnDeleteCascade()"><!-- --></A><H3>
getOnDeleteCascade</H3>
<PRE>
public boolean <B>getOnDeleteCascade</B>()</PRE>
<DL>
<DD>Returns the capability of DBMS to handle ON DELETE CASCADE clauses.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: the DBMS supports ON DELETE CASCADE clauses;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="getOnDeleteSetDefault()"><!-- --></A><H3>
getOnDeleteSetDefault</H3>
<PRE>
public boolean <B>getOnDeleteSetDefault</B>()</PRE>
<DL>
<DD>Returns the capability of DBMS to handle ON DELETE SET DEFAULT clauses.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: the DBMS supports ON DELETE SET DEFAULT clauses;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="getOnDeleteSetNull()"><!-- --></A><H3>
getOnDeleteSetNull</H3>
<PRE>
public boolean <B>getOnDeleteSetNull</B>()</PRE>
<DL>
<DD>Returns the capability of DBMS to handle ON DELETE SET NULL clauses.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: the DBMS supports ON DELETE SET NULL clauses;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="getOnUpdateCascade()"><!-- --></A><H3>
getOnUpdateCascade</H3>
<PRE>
public boolean <B>getOnUpdateCascade</B>()</PRE>
<DL>
<DD>Returns the capability of DBMS to handle ON UPDATE CASCADE clauses.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: the DBMS supports ON UPDATE CASCADE clauses;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="getOnUpdateSetDefault()"><!-- --></A><H3>
getOnUpdateSetDefault</H3>
<PRE>
public boolean <B>getOnUpdateSetDefault</B>()</PRE>
<DL>
<DD>Returns the capability of DBMS to handle ON UPDATE SET DEFAULT clauses.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: the DBMS supports ON UPDATE SET DEFAULT clauses;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="getOnUpdateSetNull()"><!-- --></A><H3>
getOnUpdateSetNull</H3>
<PRE>
public boolean <B>getOnUpdateSetNull</B>()</PRE>
<DL>
<DD>Returns the capability of DBMS to handle ON UPDATE SET NULL clauses.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><CODE>true</CODE>: the DBMS supports ON UPDATE SET NULL clauses;
 <CODE>false</CODE>: otherwise.</DL>
</DD>
</DL>
<!-- ========= END OF CLASS DATA ========= -->
<HR>

<!-- ========== START OF NAVBAR ========== -->
<A NAME="navbar_bottom"><!-- --></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0">
<TR>
<TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_bottom_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3">
  <TR ALIGN="center" VALIGN="top">
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
  </TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
</EM>
</TD>
</TR>

<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../javatools/db/DbCriterion.html"><B>PREV CLASS</B></A>&nbsp;
&nbsp;<A HREF="../../javatools/db/DbDatabaseAdmin.html"><B>NEXT CLASS</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
  <A HREF="../../index.html" TARGET="_top"><B>FRAMES</B></A>  &nbsp;
&nbsp;<A HREF="DbDatabase.html" TARGET="_top"><B>NO FRAMES</B></A>  &nbsp;
&nbsp;
<SCRIPT>
  <!--
  if(window==top) {
    document.writeln('<A HREF="../../allclasses-noframe.html" TARGET=""><B>All Classes</B></A>');
  }
  //-->
</SCRIPT>
<NOSCRIPT>
<A HREF="../../allclasses-noframe.html" TARGET=""><B>All Classes</B></A>
</NOSCRIPT>
</FONT></TD>
</TR>
<TR>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;<A HREF="#field_summary">FIELD</A>&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;<A HREF="#field_detail">FIELD</A>&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<!-- =========== END OF NAVBAR =========== -->

<HR>

</BODY>
</HTML>