When encountering the error 22012: Division by zero in a PostgreSQL database, the immediate action to take is to identify the query causing the error. This can be done by consulting the PostgreSQL logs for error entries.
pg_log directory within the data directory of your PostgreSQL installation. The location and logging settings can vary based on your PostgreSQL configuration and operating system.grep '22012' /path/to/your/logfile.log
NULLIF function to prevent a zero divisor. For example, if your original query was something like:SELECT column1 / column2 FROM your_table;
SELECT column1 / NULLIF(column2, 0) FROM your_table;
NULL instead of causing an error when column2 is 0.This immediate action allows you to quickly address the division by zero error by identifying and modifying the problematic SQL query.
(Perfect for DevOps & SREs)
(Perfect for DevOps & SREs)



