Found another delete using IN rather than joins.
Found another delete using IN rather than joins.

This is more of a SQL provider independent way of doing the deletes
but MySQL’s IN subselect statement performance is less than fantastic.
We need to avoid these like the plague.

muffato/ensembl,Ensembl/ensembl,mjg17/ensembl,mjg17/ensembl,mjg17/ensembl,at7/ensembl,danstaines/ensembl,james-monkeyshines/ensembl,Ensembl/ensembl,james-monkeyshines/ensembl,Ensembl/ensembl,muffato/ensembl,at7/ensembl,muffato/ensembl,Ensembl/ensembl,willmclaren/ensembl,at7/ensembl,mjg17/ensembl,james-monkeyshines/ensembl,willmclaren/ensembl,muffato/ensembl,james-monkeyshines/ensembl,at7/ensembl,danstaines/ensembl,danstaines/ensembl