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3 Commits

Author SHA1 Message Date
drh
bb53ecb1db Enhancements to the code generator for the IN operator that result in much 
faster queries in some cases, for example when the RHS of the IN operator
changes for each row of a large table scan.

FossilOrigin-Name: 436e884215e2b33ca3fbb555362237b12827c07a
 2014-08-02 21:03:33 +00:00
drh
ef5d9ec166 Additional test cases and evidence marks for the empty RHS bug on the IN 
operator - ticket [80e031a00f45dca877]

FossilOrigin-Name: 6851c517ac7f80538aa5f3a1994fa1921c0ec3f4
 2010-07-14 19:31:07 +00:00
drh
094430eb71 Make the result of an IN or NOT IN expression with an empty set on the 
right-hand side always either false or true, respectively, even if the
left-hand side is NULL.  Ticket [80e031a00f45dc]

FossilOrigin-Name: c288ac644d0bfda2b9bc204dc86df8e74d4f6843
 2010-07-14 18:24:06 +00:00