• igor@rurik.mysql.com's avatar
    Fixed bug #19579: at range analysis optimizer did not take into · c467be8d
    igor@rurik.mysql.com authored
    account predicates that become sargable after reading const tables.
    In some cases this resulted in choosing non-optimal execution plans.
    Now info of such potentially saragable predicates is saved in
    an array and after reading const tables we check whether this
    predicates has become saragable.
    c467be8d
sql_lex.cc 56.7 KB