dleslie 01/05/04 14:02:42
Modified: java/src/org/apache/xalan/lib/sql package.html
Log:
Preliminary updates for John G's work.
Revision Changes Path
1.6 +10 -4 xml-xalan/java/src/org/apache/xalan/lib/sql/package.html
Index: package.html
===================================================================
RCS file: /home/cvs/xml-xalan/java/src/org/apache/xalan/lib/sql/package.html,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- package.html 2001/02/21 14:05:41 1.5
+++ package.html 2001/05/04 21:02:37 1.6
@@ -8,11 +8,17 @@
example, that attempt to return nodes from the result set in any other
manner may produce unpredictable results.</em></p>
<p>XConnection provides three extension functions that you can use in
your stylesheet.</p>
<ol>
- <li><p>new() -- Use one of the XConnection constructors to connect to
a data source, and return an XConnection
- object.</p></li>
- <li><p>query() -- Use the XConnection object query() method to return
a "streamable" result set in the form of a row-set
+ <li>new() -- Use one of the XConnection constructors to connect to a
data source, and return an XConnection
+ object. You can use one of the constructors creates a connection pool
from which stylesheets can obtain connections
+ to a datasource. To support connction pools, SQL library includes a
ConnectionPool interface and a implementation:
+ DefaultConnectionPool. You can also provide your own ConnectionPool
implementation.<br/><br/></li>
+ <li>query() -- Use the XConnection object query() method to return a
"streamable" result set in the form of a row-set
node. Work your way through the row-set one row at a time. The same
row element is used over and over again, so you can
- begin "transforming" the row-set before the entire result set has
been returned.</p></li>
+ begin "transforming" the row-set before the entire result set has
been returned.<br/><br/></li>
+ <li>pquery(), addParameter(), addParameterFromElement(),
clearParameters() -- Use the XConnection pquery() method in
+ conjunction with these other methods to set up and execute
parameterized queries.<br/><br/></li>
+ <li>enableCacheNodes(), disableCacheNodes() -- Use these XConnection
methods to manage the caching of the streamable
+ nodes returned by queries.<br/><br/></li>
<li>close() -- Use the XConnection object close() method to terminate
the connection.</li>
</ol>
<p>The query() extension function returns a Document node that contains
(as needed) an array of column-header elements,
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