search on an index. Change the assumed reduction in search space from a
indexed range constraint from 1/3rd to 1/4th. Do not let the estimated
number of rows drop below 1.
FossilOrigin-Name: 4847c6cb71423248b186ab7842b97c83e2f5fefd
Fix the output of test cases having to do with improved reprepare reporting.
Fix the VACUUM command to report more helpful error messages when things go
wrong.
FossilOrigin-Name: 69a493182fd77bec91598516ee42c11a6db1d039
array of registers as an unpacked record in addition to a record built
using OP_MakeRecord. Use this to avoid OP_MakeRecord calls during IN
expression processing.
FossilOrigin-Name: b9eab885cd2ca1a1633329e7036c125e8dba62c5
