.. (לתיקייה המכילה) | ||
How do we need to disprove a functional dependency? | |
In order to disprove a functional dependency you can give an example of relation which follows all the FDs in F except the one you want to disprove. |
In question 3 what do we need to write? | |
You just need to answer Yes or No. |
Can we use NOT in the Datalog question? | |
Yes |