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author	drh <>
	Thu, 13 Oct 2022 15:09:44 +0000 (15:09 +0000)
committer	drh <>
	Thu, 13 Oct 2022 15:09:44 +0000 (15:09 +0000)
commit	921acff92767b6dcda8ed2134c73497fe33905c6
tree	5e37d1ad3132633359d309e7eea4785b5c77a591	tree \| snapshot
parent	7ca4af6a9f9aa882747e8082c413b8b0c479b533	commit \| diff
parent	eddfa9840eac8a15ac02db65b96d3db85f6c8f4a	commit \| diff

Optimize the IS NULL and IS NOT NULL operators so that they avoid loading
large strings or blobs off of disk if all it needs to know is whether or
not the string or blob is NULL.

FossilOrigin-Name: cb94350185f555c333b628ee846c47bcc9df5f76bb82de569b8322f30dbbe1bc

manifest	diff1 \|	diff2 \|	blob \| history
manifest.uuid	diff1 \|	diff2 \|	blob \| history
src/vdbe.c	diff1 \|	diff2 \|	blob \| history
src/vdbeaux.c	diff1 \|	diff2 \|	blob \| history

Mirror of https://github.com/sqlite/sqlite.git

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manifest	diff1 \|	diff2 \|	blob \| history
manifest.uuid	diff1 \|	diff2 \|	blob \| history
src/vdbe.c	diff1 \|	diff2 \|	blob \| history
src/vdbeaux.c	diff1 \|	diff2 \|	blob \| history