Hi Sergei, attached the results from a DBT3/SF30 run vs. 10.0.9 (as released) and 10.0-bzr rev 4128. Both runs use EITS + histograms. I see different EXPLAIN plans for queries 2, 3, 5, 7, 8, 18 and 21. Execution times only for few queries: 10.0.9 rev4128 Q2 44,44,46 44,45,45 Q3 298,298,299 236,243,243 Q5 264,302,303 293,308,308 Q7 199,200,201 204,205,206 Q8 375,375,377 264,274,276 Q18 217,218,221 178,180,182 Q21 251,259,261 258,261,262 Details in attached zip file. XL