select inoutput.amount_tax(
case
when inoutput.amount_tax>100 THEN
‘AAA’
when inoutput.amount_tax>80 and inoutput.amount_tax<=100 THEN
‘AA’
when inoutput.amount_tax>50 and inoutput.amount_tax<=80 THEN
‘A’
when inoutput.amount_tax>20 and inoutput.amount_tax<=50 THEN
‘B’
when inoutput.amount_tax<20 THEN
‘BBB’
)
from inoutput
mysql的case脚本
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转载自blog.csdn.net/weixin_37565521/article/details/86598210
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