Improve generation algorithm for database system identifier.
As noted some time ago, the original coding had a typo ("|" for "^")
that made the result less unique than intended. Even the intended
behavior is obsolete since it was based on wanting to produce a
usable value even if we didn't have i
Don't #include utils/palloc.h in common/fe_memutils.h.
This breaks the principle that common/ ought not depend on anything in the
server, not only code-wise but in the headers. The only arguable advantage
is avoidance of duplication of half a dozen extern declarations, and even
that is rather dub
Don't #include utils/palloc.h in common/fe_memutils.h.
This breaks the principle that common/ ought not depend on anything in the
server, not only code-wise but in the headers. The only arguable advantage
is avoidance of duplication of half a dozen extern declarations, and even
that is rather dub
Record the proper typmod for an index expression column.
We should use exprTypmod() to extract the typmod of the expression,
instead of just blindly storing -1. This seems to have been an aboriginal
oversight in commit fc8d970cbcdd6f025475822a4cf01dfda0873226 which
introduced general-expression i
