sum - SQL query command -

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i new sql , need find command in order generate report regarding table have:

column1     tax      amount      350        45        x             6500       53        y   800        25        z

i need calculate x, y , z. need math: 

=if(column1 <= 5000, column1 + tax, column1)

in words: need calculate x/y/z sum of column1+tax options:

  • if column1 smaller or equal 5000 x = column1 + tax;
  • if column1 > 5000 x or y or z should have column1 value result

can me find sql query calculates x or y or z?

2

select column1, tax,     case when column1 <= 5000 column1 + tax          else column1     end amount yourtable

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