Based on the specification you have provided in the data dictionary:i. Write the Oracle SQL code (in ONE script) to implement the relational data logical model. [10marks deducted for code that does not work!]ii. Define primary keys, foreign keys, NOT NULL, CHECK and UNIQUE constraints in the CREATETABLE statement ONLY. You must use appropriate names for your constraints. [Note: a foreignkey constraint requires the existence of the referenced table]. (10 marks)iii. Choose an appropria …
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