Efficientlytraversing InnoDB B+Trees with the page directory 1.the purpose of the page directory As described in the posts mentioned above,all records in INDEX pages are linked together in a singly-linked list inascending order. However, list travers…
The most common way to traverse the elements of a list is with a for loop. The syntax is the same as for strings: This works well if you only need to read the elements of the list. But if you want to write or update the elements, you need the indices…