Database Avilability Check In Windows

Hi,

Here is the script in windows for refference and will the PostgreSQL DB availability. If configure mail_send command in windows, we can send e-mails as well.

@ECHO OFF

set PSQL="C:\Program Files\PostgreSQL\9.1\bin"
set DBNAME="template1"
set USER="postgres"
set PORT="5432"
set RES="Not Pinging"
%PSQL%\psql -Atq -c "SELECT 'ping'" -p %PORT% -U %USER% %DBNAME% > _Res.txt
set /p RES=<_Res.txt
echo %RES%
IF %RES% EQU ping (echo "No need to send any exceptional e-mail") else (echo "PostgreSQL seems not pinging.. Need to send an e-mail to RDBA")

Hope this helps you a lot ...

--Dinesh

Comments

Parallel Operations With pl/pgSQL

Hi, I am pretty sure that, there will be a right heading for this post. For now, i am going with this. If you could suggest me proper heading, i will update it :-) OK. let me explain the situation. Then will let you know what i am trying to do here, and how i did it. Situation here is, We have a table, which we need to run update on “R” no.of records. The update query is using some joins to get the desired result, and do update the table. To process these “R” no.of records, it is taking “H” no.of hours. That too, it’s giving load on the production server. So, we planned to run this UPDATE as batch process. Per a batch process, we took “N” no.or records. To process this batch UPDATE, it is taking “S” no.of seconds. With the above batch process, production server is pretty stable, and doing great. So, we planned to run these Batch updates parallel. I mean, “K” sessions, running different record UPDATEs. Of-course, we can also increase the Batch size ...

How To Send E-Mail From PostgreSQL

Hi , If you want to send E-Mails from PostgreSQL, then use the below Python 3.2 Script as below. I have used ActivePython 3.2 with PostgreSQL 9.1 for sending E-Mails from PostgreSQL. If you want to configure the Python 3.2 with PostgreSQL 9.1 then, please refer the below steps. http://manojadinesh.blogspot.in/2012/06/fatal-python-error-pyinitialize-unable.html Once, your Python 3.2 successful then follow the below steps to send an e-mail. Step 1 ===== postgres=# CREATE OR REPLACE FUNCTION public.send_email(_from Text,_password Text,smtp Text,port INT,receiver text, subject text, send_message text) RETURNS TEXT LANGUAGE plpython3u AS $function$ import smtplib sender = _from receivers = receiver message = ("From: %s\nTo: %s\nSubject: %s\n\n %s" % (_from,receiver,subject,send_message)) try: smtpObj = smtplib.SMTP(smtp,port) smtpObj.starttls() smtpObj.login(_from, _password) smtpObj.sendmail(sender, receivers,message) ...

Oracle Architecture

Hi Isn't the nice way to represent the Oracle Architecture. Soon i will be posting the PostgreSQL architecture as well. Dinesh Kumar

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