Study tips 1D0-541

Which of the following relational algebraic expressions would result in the given table?

Which of the following SQL statements would return the Customers2 relation from the Customers relation?

Which of the following SQL statements would create a set difference of the two relations with the widest variety of Structured Query Language dialects?

Which SQL statement best implements the RESIDENT relation shown in this diagram?

Which term best describes the diagram shown in the exhibit?

Which integrity constraint is violated in this relation definition?

Which of the following best describes the ON DELETE CASCADE referential integrity constraint?

Which subset of Structured Query Language (SQL) is used to perform operations such as data retrieval or deletion on the data contained in a database?

Which term describes the rejoining of relations that have been decomposed?

Which of the following best describes white-box testing of the projects software?