Pl sql updating multiple columns

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You will be given questions that you need to solve.After each exercise, we provide the solution so you can check your answer. In this article we’ll explore how to use the UPDATE statement.We discuss some best practices, limitations, and wrap-up with several examples.

pl sql updating multiple columns-32

pl sql updating multiple columns-84

also, there are mitigating methods in client tools (eg generation UPDATE statements) or by using ORMs If you need to re-type this several times, you can do like I did once. 2) expression1, expression2, ...expression_n: This specifies the values to assign to the column1, column2, ? This example will update the supplier_name as "Kingfisher" where "supplier_id" is 2.The following example specifies how to update multiple columns in a table.PUT_LINE ('YOU QUALIFY FOR A DISCOUNT OF 30%'); INV_ID|INV_DATETIME |INV_SUBTOTAL|INV_DISCOUNT| INV_TOTAL ----------|------------------------------|------------|------------|----------- 100|14-NOV-12 .918000 | $.00| $.00| $.00 101|18-MAR-12 .000000 | $.00| $.00| $.00 102|18-MAR-12 .000000 | $.00| $.00| $.00 103|18-MAR-12 .000000 | .00| .00| .00 104|18-MAR-12 .000000 | $.00| $.00| $.00 105|12-JUN-12 .000000 | $.00| $.00| $.00 106|06-AUG-12 .000000 | $.00| $.00| $.00 107|04-MAY-12 .000000 | $.00| $.00| $.00 108|29-NOV-12 .000000 | .00| .00| .50 109|18-MAR-12 .000000 | .00| .00| .00 108 is suppose to be 20% of 25, the discount amount is correct but the inv_total is not, it should be , not .50 109 is suppose to be 30% of 50 the discount amount is correct but inv_total should be 103 calculates fine, which is 10% discount It's perfectly possible to update multiple columns in the same statement, and in fact your code is doing it.So why does it seem that "INV_TOTAL is not updating, only the inv_discount"?

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