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5 Commits

Author SHA1 Message Date
Alexey Milovidov
212cb73eec dbms: improved performance of aggregation by string key when there are significant amount of empty strings [#METR-2944]. 2014-11-09 15:53:44 +03:00
Alexey Milovidov
87a31229e9 dbms: improved performance of aggregation by string key [#METR-2944]. 2014-11-09 15:43:09 +03:00
Alexey Milovidov
530eb9f919 dbms: HashTable: more use of saved hash value - less string comparisons, improved performance of aggregation by string [#METR-2944]. 2014-11-09 11:39:18 +03:00
Alexey Milovidov
f68e30cfdb dbms: testing string comparison [#METR-2944]. 2014-11-09 10:26:37 +03:00
Alexey Milovidov
d486138e0a dbms: added test for different string equality comparison methods [#METR-2944]. 2014-11-09 05:51:28 +03:00