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| author | Robert Haas <rhaas@postgresql.org> | 2016-03-14 14:27:11 -0400 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2016-03-14 14:29:12 -0400 |
| commit | 6be84eeb8d5a72014b1b6e44d0646f69531a1ccf (patch) | |
| tree | d82b1b8ba9116ee21990a79f1bafeade51e33dbc /contrib/postgres_fdw/postgres_fdw.c | |
| parent | 74a379b984d4df91acec2436a16c51caee3526af (diff) | |
| download | postgresql-6be84eeb8d5a72014b1b6e44d0646f69531a1ccf.tar.gz postgresql-6be84eeb8d5a72014b1b6e44d0646f69531a1ccf.zip | |
Update more comments for 96198d94cb7adc664bda341842dc8db671d8be72.
Etsuro Fujita, reviewed (though not completely endorsed) by Ashutosh
Bapat, and slightly expanded by me.
Diffstat (limited to 'contrib/postgres_fdw/postgres_fdw.c')
| -rw-r--r-- | contrib/postgres_fdw/postgres_fdw.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/contrib/postgres_fdw/postgres_fdw.c b/contrib/postgres_fdw/postgres_fdw.c index 40bffd6f6cb..aa745f237e2 100644 --- a/contrib/postgres_fdw/postgres_fdw.c +++ b/contrib/postgres_fdw/postgres_fdw.c @@ -3349,10 +3349,8 @@ postgresImportForeignSchema(ImportForeignSchemaStmt *stmt, Oid serverOid) * * 1) Join type is INNER or OUTER (one of LEFT/RIGHT/FULL) * 2) Both outer and inner portions are safe to push-down - * 3) All foreign tables in the join belong to the same foreign server and use - * the same user mapping. - * 4) All join conditions are safe to push down - * 5) No relation has local filter (this can be relaxed for INNER JOIN, if we + * 3) All join conditions are safe to push down + * 4) No relation has local filter (this can be relaxed for INNER JOIN, if we * can move unpushable clauses upwards in the join tree). */ static bool |