"
This fixes#3988.
We already have a system.large_partitions, but only a warning for
large rows. These patches close the gap by also recording large rows
into a new system.large_rows.
"
* 'espindola/large-row-add-table-v6' of https://github.com/espindola/scylla:
Add a testcase for large rows
Populate system.large_rows.
Create a system.large_rows table
Extract a key_to_str helper
Don't call record_large_rows if stopped
Add a delete_large_rows_entries method to large_data_handler
db::large_data_handler::(maybe_)?record_large_rows: Return future<> instead of void
Rename maybe_delete_large_partitions_entry
Rename log_large_row to record_large_rows
Rename maybe_log_large_row to maybe_record_large_rows
026821fb59