Examlex
When you join tables together,you are nearly always using a column or set of columns in one table that corresponds to a column,or set of columns in another table.
Q5: For a data warehouse the database buffer
Q14: To execute the Database Control there needs
Q18: When you set _ for a table,data
Q19: Unless you specify that all LOB values
Q39: Locking a user with the _ clause
Q49: EXISTS is sometimes faster than IN.
Q60: The UPDATE statement allows you to remove
Q66: The _ character sequence concatenates two strings
Q71: The _ contains information about the table
Q105: _ privileges are needed to create tables