The temporary table->in_use patching with the THD of the I_S query is causing this. It's been present since day one and it has been made redundant by cloning the temp table handler instead of calling info on it directly.
The temporary table->in_use patching with the THD of the I_S query is causing this. It's been present since day one and it has been made redundant by cloning the temp table handler instead of calling info on it directly.