aboutsummaryrefslogtreecommitdiff
path: root/contrib/xml2/xpath.c
diff options
context:
space:
mode:
authorTom Lane <tgl@sss.pgh.pa.us>2004-03-07 05:43:53 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2004-03-07 05:43:53 +0000
commitbc19d6641a1dbb6ce227b0fdd2de1635aa2bc91b (patch)
tree3edd6d11f251227a9f92252db11bf8dd9422dc64 /contrib/xml2/xpath.c
parent5ae38167cfe6abd632f9e4459320b63b67563122 (diff)
downloadpostgresql-bc19d6641a1dbb6ce227b0fdd2de1635aa2bc91b.tar.gz
postgresql-bc19d6641a1dbb6ce227b0fdd2de1635aa2bc91b.zip
When testing usability of a partial index, recognize that an index
predicate of the form 'foo IS NOT NULL' is implied by a WHERE clause that uses 'foo' in any strict operator or function. Per suggestion and preliminary implementation by John Siracusa; some further hacking by moi.
Diffstat (limited to 'contrib/xml2/xpath.c')
0 files changed, 0 insertions, 0 deletions