Improve comments for execExpr.c's isAssignmentIndirectionExpr().
authorTom Lane <tgl@sss.pgh.pa.us>
Sat, 15 Jul 2017 18:03:32 +0000 (14:03 -0400)
committerTom Lane <tgl@sss.pgh.pa.us>
Sat, 15 Jul 2017 18:03:39 +0000 (14:03 -0400)
commite9b64824a067f8180e2553127467d7522516122c
treef408b72784385525d26dccf70cea222dfb9d0a17
parent837255cc81fb59b12f5a70ac2a8a9850bccf13e0
Improve comments for execExpr.c's isAssignmentIndirectionExpr().

I got confused about why this function doesn't need to recursively
search the expression tree for a CaseTestExpr node.  After figuring
that out, add a comment to save the next person some time.
src/backend/executor/execExpr.c