Hi,

 

Does any one know what means each of the values that are presented as a result 
of a EXPLAIN command? Is there anything like an "query execution cost"?

 

Thanks



0|Trace|0|0|0|explain select * from a;|00|
1|Goto|0|10|0||00|
2|SetNumColumns|0|1|0||00|
3|OpenRead|0|2|0||00|
4|Rewind|0|8|0||00|
5|Column|0|0|1||00|
6|ResultRow|1|1|0||00|
7|Next|0|5|0||01|
8|Close|0|0|0||00|
9|Halt|0|0|0||00|
10|Transaction|0|0|0||00|
11|VerifyCookie|0|1|0||00|
12|TableLock|0|2|0|a|00|
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