Any_help_with_this_xmlquerry

Question

How do you count the datatype date using extract,extractvalue for xpath or xmlquery
in PL/SQL from the following xml file:
<conditions month="November 2005">
<date day="02">
     <orientation rose="S">
<height unit="cm">3</height>
<quality>sping</quality>
</orientation>
     <orientation rose="N">
<height unit="cm">10</height>
<quality>easy</quality>
</orientation>
     <orientation rose="W">
<height unit="cm">7</height>
<quality>spring</quality>
</orientation>
     <orientation rose="E">
<height unit="cm">10</height>
<quality>spring</quality>
</orientation>
</date>
<date day="03">
-<orientation rose="S">
<change unit="cm">10</change>
<quality>hard</quality>
</orientation>
-<orientation rose="N">
<change unit="cm">15</change>
<quality>hard</quality>
</orientation>
-<orientation rose="W">
<change unit="cm">15</change>
<quality>hard</quality>
</orientation>
-<orientation rose="E">
<change unit="cm">15</change>
<quality>hard</quality>
</orientation>
</date>
</conditions>
Any help on this..
thanks in advance

Answer 1

is this what you want ?
SQL> create table xml_table(xml_data xmltype)
  2  /
Table created.
SQL> insert into xml_table values(xmltype
  2  ('<conditions month="November 2005">
  3   <date day="02">
  4    <orientation rose="S">
  5     <height unit="cm">3</height>
  6     <quality>sping</quality>
  7    </orientation>
  8    <orientation rose="N">
  9     <height unit="cm">10</height>
10     <quality>easy</quality>
11    </orientation>
12    <orientation rose="W">
13     <height unit="cm">7</height>
14     <quality>spring</quality>
15    </orientation>
16    <orientation rose="E">
17     <height unit="cm">10</height>
18     <quality>spring</quality>
19    </orientation>
20   </date>
21   <date day="03">
22    <orientation rose="S">
23     <change unit="cm">10</change>
24     <quality>hard</quality>
25    </orientation>
26    <orientation rose="N">
27     <change unit="cm">15</change>
28     <quality>hard</quality>
29    </orientation>
30    <orientation rose="W">
31     <change unit="cm">15</change>
32     <quality>hard</quality>
33    </orientation>
34    <orientation rose="E">
35     <change unit="cm">15</change>
36     <quality>hard</quality>
37    </orientation>
38   </date>
39  </conditions>'))
40  /
1 row created.
SQL>
SQL> select count(extract(value(x), '/date')) date_count
  2  from xml_table
  3  , table(xmlsequence(extract(xml_Data, '/conditions/date'))) x
  4  /
DATE_COUNT                                                                                                                                           
         2