How to create a table in MySQL If a 1:M relationship is optional on the 1 side and mandatory on the M side, which of the following is true? The resulting foreign key can have null (empty) values. The resulting foreign key cannot ha What is...
What are the conditions for relational tables to be in the 1NF? What is the difference between a String object and a String literal? How would you know when you have an alias? What is the effect of parentheses in C code? Explain. Wh...