Fill in the blanks in each of the following statements: a) The _________ states

Question

Fill in the blanks in each of the following statements:

a) The _________ states that every column in a primary key must have a value, and the value of the primary key must be unique

b) The ________ states that every foreign-key value must appear as another table's primary-key value.

c) A(n) ________ in a pattern indicates that a string matching the pattern can have zero or more characters at that location in the pattern.

d) Java DB is the Oracle branded version of ________.

e) A(n) ________ in a LIKE pattern string indicates a single character at that position in the pattern.

f) There's a(n) ________ relationship between a primary key and its corresponding foreign key.

g) SQL uses ________ as the delimiter for strings.

Explanation / Answer

a. The rule of Entity Integrity.

b. The rule of Refrential Integrity.

c. Percent Character.

d. MySql

e. Underscore

f. one to many

g. Single quote.

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