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  • Committer: patrick crews
  • Date: 2011-06-07 18:45:15 UTC
  • mto: This revision was merged to the branch mainline in revision 2329.
  • Revision ID: gleebix@gmail.com-20110607184515-vwzakr741grhr2yl
Initial work for sql-bench mode.  Added sql-bench to the tree.  Test script for running entire suite added

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tests/sql-bench/TODO
 
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When comparing with ms-sql:
 
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Check how to get MySQL faster         mysql   ms-sql
 
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count_distinct (2000)               |  89.00|  39.00|
 
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count_distinct_big (120)            | 324.00| 121.00|
 
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count_distinct_group (1000)         | 158.00| 107.00|
 
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count_distinct_group_on_key (1000)  |  49.00|  17.00|
 
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count_distinct_group_on_key_parts (1| 157.00| 108.00|
 
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order_by_big (10)                   | 197.00|  89.00|
 
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order_by_big_key (10)               | 170.00|  82.00|
 
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order_by_big_key2 (10)              | 163.00|  73.00|
 
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order_by_big_key_desc (10)          | 172.00|  84.00|
 
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order_by_big_key_diff (10)          | 193.00|  89.00|
 
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order_by_big_key_prefix (10)        | 165.00|  72.00|                          
 
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Why is the following slow on NT:
 
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                                        NT     Linux
 
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update_of_primary_key_many_keys (256| 560.00|  65.00|
 
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