I'd like to get the total distinct count of each message in log groups.
The format of the message is: Total of [n] rows have been loaded to [table_name]
example message: @message
- Total of 1234 rows have been loaded to table1
- Total of 14 rows have been loaded to table3
- Total of 345 rows have been loaded to table2
- Total of 864 rows have been loaded to table3
and my expected output would be 3 instead of 4. How can I execute this on my query?