Add Cardinality typedef
authorPeter Eisentraut <peter@eisentraut.org>
Wed, 15 Sep 2021 16:56:13 +0000 (18:56 +0200)
committerPeter Eisentraut <peter@eisentraut.org>
Wed, 15 Sep 2021 16:56:13 +0000 (18:56 +0200)
commit6fe0eb963d3894ae9b0b6e151083887b664d45a3
treeff5b9f5144c7a0b702b6552a46fbe2e442103c65
parent1316be28664f1834ac091113217537101331bdf3
Add Cardinality typedef

Similar to Cost and Selectivity, this is just a double, which can be
used in path and plan nodes to give some hint about the meaning of a
field.

Discussion: https://www.postgresql.org/message-id/c091e5cd-45f8-69ee-6a9b-de86912cc7e7@enterprisedb.com
src/include/nodes/nodes.h
src/include/nodes/parsenodes.h
src/include/nodes/pathnodes.h
src/include/nodes/plannodes.h