How to schedule a teradata query in crontab?

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by aubrey , in category: MySQL , 20 days ago

How to schedule a teradata query in crontab?

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1 answer

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by dedrick , 19 days ago

@aubrey 

To schedule a Teradata query in crontab, you can follow these steps:

  1. Create a shell script that contains the Teradata query you want to execute. For example, you can create a file named "run_query.sh" with the following content:
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#!/bin/bash
bteq <<EOF
.LOGON <hostname>/<username>,<password>;
<your_teradata_query_here>
.LOGOFF;
.QUIT;
EOF


Replace <hostname>, <username>, <password>, and <your_teradata_query_here> with the appropriate values for your Teradata system and query.

  1. Make the shell script executable by running the following command:
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chmod +x run_query.sh


  1. Open the crontab editor by running the following command:
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crontab -e


  1. Add a new entry in the crontab file to schedule the execution of the shell script at the desired time. For example, to run the script every day at 8:00 AM, you can add the following line to the crontab file:
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0 8 * * * /path/to/run_query.sh


Replace /path/to/run_query.sh with the actual path to the shell script you created in step 1.

  1. Save and exit the crontab editor.


Now, the Teradata query will be executed automatically at the scheduled time specified in the crontab file.