hi i want help on levels - Mailing list pgsql-sql

<div class="Section1"><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">CREATE TABLE admin_activity</span></font><p class="MsoNormal"><font face="Arial" size="2"><span
style="font-size:10.0pt;
font-family:Arial">(</span></font><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">  activity_id int4 NOT NULL,</span></font><p class="MsoNormal"><font face="Arial" size="2"><span
style="font-size:10.0pt;
font-family:Arial">  Activity_name varchar NOT NULL,</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">  URL varchar,</span></font><p class="MsoNormal"><font face="Arial" size="2"><span
style="font-size:10.0pt;
font-family:Arial">  parent_activity_id int4);</span></font><p class="MsoNormal"><font face="Arial" size="2"><span
style="font-size:10.0pt;
font-family:Arial"> </span></font><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">1          Administration               0</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">2          Activities                       1</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">3          Manage Activity             2</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">4          Map Activity Role           2</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">5          Allowance                     1</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">6          Bank                             1</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">7          Code Head                    1</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">8          Corps                            1</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">9          DSOP                           1</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial">10         Entitlements                  1</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial"> </span></font><p class="MsoNormal"><font face="Arial" size="2"><span style="font-size:10.0pt;
font-family:Arial">These r the values to that table…</span></font><p class="MsoNormal"><font face="Arial"
size="2"><spanstyle="font-size:10.0pt; 
font-family:Arial"> </span></font><p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:
12.0pt"> </span></font><p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:
12.0pt">I want like this… tell me the query for this…</span></font><p class="MsoNormal"><font face="Times New Roman"
size="3"><spanstyle="font-size: 
12.0pt"> </span></font><p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="font-size:
10.0pt;font-family:Arial;color:navy">Administration -> Manage Actvities -> Create Activity</span></font><p
class="MsoNormal"style="margin-left:171.0pt;text-indent:-.25in;mso-list:l0 level1 lfo1"><font color="navy"
face="Wingdings"size="2"><span style="font-size:10.0pt;font-family: 
Wingdings;color:navy"><span style="mso-list:Ignore">è<font face="Times New Roman" size="1"><span style="font:7.0pt
"TimesNew Roman"">     </span></font></span></span></font><font color="navy" face="Arial" size="2"><span
style="font-size:10.0pt;font-family:Arial;color:navy">UpdateActivity</span></font><p class="MsoNormal"
style="margin-left:171.0pt;text-indent:-.25in;mso-list:l0level1 lfo1"><font color="navy" face="Wingdings"
size="2"><spanstyle="font-size:10.0pt;font-family: 
Wingdings;color:navy"><span style="mso-list:Ignore">è<font face="Times New Roman" size="1"><span style="font:7.0pt
"TimesNew Roman"">     </span></font></span></span></font><font color="navy" face="Arial" size="2"><span
style="font-size:10.0pt;font-family:Arial;color:navy">DeleteActivity</span></font><p class="MsoNormal"><font
color="navy"face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy"> </span></font><p class="MsoNormal"><font color="navy" face="Arial" size="2"><span
style="font-size:
10.0pt;font-family:Arial;color:navy">Admin 1</span></font><p class="MsoNormal"><font color="navy" face="Arial"
size="2"><spanstyle="font-size: 
10.0pt;font-family:Arial;color:navy"> </span></font><p class="MsoNormal"><font color="navy" face="Arial" size="2"><span
style="font-size:
10.0pt;font-family:Arial;color:navy">Activity_id         activity_name                parent_id</span></font><p
class="MsoNormal"><fontcolor="navy" face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy">_____________________________________________</span></font><p
class="MsoNormal"><fontcolor="navy" face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy">1                      Admin                           null</span></font><p
class="MsoNormal"><fontcolor="navy" face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy">2          `           Manage activities           1</span></font><p
class="MsoNormal"><fontcolor="navy" face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy">3                      Create Activity               2</span></font><p
class="MsoNormal"><fontcolor="navy" face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy">4                      Update Activity              2             </span></font><p
class="MsoNormal"><fontcolor="navy" face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy">5                      Admin1                         null</span></font><p
class="MsoNormal"><fontcolor="navy" face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy">6                      Delete Activity               2</span></font><p
class="MsoNormal"><fontcolor="navy" face="Arial" size="2"><span style="font-size: 
10.0pt;font-family:Arial;color:navy">                       </span></font><p class="MsoNormal"><font face="Arial"
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