E-F Code's Rule in details | SQL Tutorial | RDBMS | java4u
Actually, there are total 12 E-F Code's Rules But Here I'm converting those 12 rules into 4 for understanding easily.
Thank You.
E-f code rule
1. Data Entered into the cell Should be single value data or atomic data
2. We can store the data on multiple tables and establish connection between them through key attributes.
3. To validate the data entered into the cell we need data type and constrains.
4. Data type is mandatory and constrains are optional.
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