tree a059ee5f92f5ac492b6ad4b73a1a63b7c5558817
parent 338e311acb213a772927bac361c7a80b0bf51632
author drh <drh@noemail.net> 1527259164 +0000
committer drh <drh@noemail.net> 1527259164 +0000

This is an untested proof-of-concept for enhancements to RTree that attempt
to use sqlite3_value_nochange() to reduce the amount of work associated with
UPDATE operations in cases where either the coordinates or the auxiliary data
is unchanged.

FossilOrigin-Name: 6f7cfeff708521a3ac2f4fb64c37f3f9ae533c661f186ec1763e6bb88907cd4c