This article covers steps to resolve PostgreSQL Error code 42703 for our customers. PostgreSQL database 42703 error triggers an error message "column does not exist" which indicates either that the requested column does not it exist, or that the query is not correct.
There are many possible reasons for this issue.
To get started, check your query for any mistakes. Often, the error is caused by a lack of quotes.
If this is the case, add double quotes to the column name, then try again.