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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
I don't believe there is any need here for the third OR statement
Why is this labelled best practice if we're using two casts when only one is needed?
Is is gaining performance by using the
.00
in the TO_CHAR instead of ROUND() to get to two decimal places?This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution