pgsql: Enhanced cycle mark values

Started by Peter Eisentrautover 5 years ago1 messagescomitters

peter_e@gmx.net

over 5 years ago

Enhanced cycle mark values

Per SQL:202x draft, in the CYCLE clause of a recursive query, the
cycle mark values can be of type boolean and can be omitted, in which
case they default to TRUE and FALSE.

Reviewed-by: Vik Fearing <vik@postgresfriends.org>
Discussion: /messages/by-id/db80ceee-6f97-9b4a-8ee8-3ba0c58e5be2@2ndquadrant.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/f4adc41c4f92cc91d507b19e397140c35bb9fd71

Modified Files
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doc/src/sgml/queries.sgml | 5 +-
doc/src/sgml/ref/select.sgml | 8 ++-
src/backend/catalog/sql_features.txt | 1 +
src/backend/parser/gram.y | 11 ++++
src/backend/utils/adt/ruleutils.c | 19 ++++--
src/test/regress/expected/with.out | 117 ++++++++++++++++++++++++++---------
src/test/regress/sql/with.sql | 30 ++++++---
7 files changed, 144 insertions(+), 47 deletions(-)