Some small tuptoaster improvements from Greg Stark. Avoid unnecessary
authorTom Lane <tgl@sss.pgh.pa.us>
Wed, 26 Sep 2007 23:29:10 +0000 (23:29 +0000)
committerTom Lane <tgl@sss.pgh.pa.us>
Wed, 26 Sep 2007 23:29:10 +0000 (23:29 +0000)
commit71377425c07a97e7fd9363564aee8661aeeb7598
tree52d1d7306b1da003bca79058f2e00d80a6542434
parent073ba912fc7021bf51e92c227fe5859d38c69714
Some small tuptoaster improvements from Greg Stark.  Avoid unnecessary
decompression of an already-compressed external value when we have to copy
it; save a few cycles when a value is too short for compression; and
annotate various lines that are currently unreachable.
src/backend/access/heap/tuptoaster.c