MySQL Query processing order

Source: Internet
Author: User

http://zhangzhaoaaa.iteye.com/blog/1689412 reference: "MySQL Technology insider SQL Programming"

SELECT DISTINCT <selectlist>

From lefttable

<join-type>join <righttable>

On <join_condition>

Where<where_condition>

Group By<groupbylist>

with{cube| ROLLUP}

Having

Order by<orderbylist>

Limit<limitnumber>

Processing order

  1. From
  2. On
  3. Join
  4. where
  5. GROUP BY
  6. Cube|rollup
  7. Having
  8. Select
  9. Distinct
  10. ORDER BY
  11. Limit

MySQL Query processing order

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