Video coming soon

The recording for this lesson has not been published yet.

What we cover

  • Reading an EXPLAIN plan
  • Single-column and composite indexes
  • Why deep pagination gets expensive
  • bulk_create, bulk_update and iterator
Written notes for this lesson are being prepared. The outline above already shows what the recording will cover.

After this lesson you will

  • Add indexes where they make a measurable difference
  • Handle large tables and bulk changes efficiently