SQL Part 2

The Verb DELETE in SQL is used to remove rows from table. To remove All the rows from a table. OR A select set of rows from a table. Removal of All Rows : ... Ph-No number (10), Address varchar (15), City char (10), state char (15), PRIMARY KEY (Roll-No)); 2.7.18 FOREIGN KEY Constraint Defined at the Table Level Syntax : FOREIGN KEY (column ... ................
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