2014-09-17 13:23:48 +02:00

21 lines
603 B
SQL

-- Compare Optimizer Features Enable Parameter values
-- By Tanel Poder ( http://www.tanelpoder.com )
-- Requires opt_param_matrix table to be created (using tools/optimizer/optimizer_features_matrix.sql)
-- Requires Oracle 11g due PIVOT clause (but you can rewrite this SQL in earlier versions)`
prompt Compare Optimizer_Features_Enable Parameter differences
prompt for values &1 and &2
select * from (
select *
from opt_param_matrix
pivot(
max(substr(value,1,20))
for opt_features_enabled in ('&1','&2')
)
where "'&1'" != "'&2'"
)
order by parameter
/