ERROR 2616 Numeric overflow during computation while doing count(*)
While trying to do a
select count(*) from a table and I am not able to do it because of this error. I am not aware of the number of rows in the table.
When your session runs in Teradata mode the result of a COUNT is INTEGER as you already noticed (in ANSI mode it will be a DECIMAL with at least 15 digits).
The workaround is simple, cast it to a bigint:
SELECT CAST(COUNT(*) AS BIGINT)...