MySQL INDEX+EXPLAIN入門

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  • it seems very nice slide,but it descripts in japanese,could u translate it into english? thanks!
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  • 1. 2,5002,0001,5001,000 500 0 1 101 201 300
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  • 7. 0.90.80.70.60.50.40.30.20.1 1 101 201 300
  • 8. 240 180MB 120 60 0 1 101 201 300 0 1 1(3 ) 3
  • 9. 43210 1 101 201 300 0 1 1(3 ) 3