MariaDB

  1. Bug #954262
  2. Comment #8

Comment 8 for bug 954262

Revision history for this message
Oleksandr "Sanja" Byelkin (sanja-byelkin) wrote :

the problem is that tree_or() triggers nested calls of SEL_TREE:SEL_TREE and SEL_IMERGE::SEL_MERGE. Then far we moves by list of 27 elements then more nested calls (looks like it is exponential).