Replace alter_table.sql test usage of event triggers.
The test in 93765bd956b added an event trigger to ensure that the
tested table rewrites do not get optimized away (as happened in the
past). But doing so would require running the tests in isolation, as
otherwise the trigger might also fire in
Replace alter_table.sql test usage of event triggers.
The test in 93765bd956b added an event trigger to ensure that the
tested table rewrites do not get optimized away (as happened in the
past). But doing so would require running the tests in isolation, as
otherwise the trigger might also fire in
