SQL使用两个列索引或两个单索引(x = ?和y >吗?)

This question might seem very similar to previous posted ones but slightly different. When your queries always contains both columns I know it is a good practice to create an index for both column but for this scenario the queries will be like checking for a column and then finding all records greater than a given value from the second column, e.g.This question might seem very similar to previo