pgsql: Fix crash when partitioned column specified twice.

Fix crash when partitioned column specified twice.

Amit Langote, reviewed by Beena Emerson

Discussion: http://postgr.es/m/6ed23d3d-c09d-4cbc-3628-0a8a32f750f4@lab.ntt.co.jp

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/504c2205abc7de67386f9c95630f38ee15626f07

Modified Files
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src/backend/commands/sequence.c | 1 +
src/backend/commands/tablecmds.c | 20 +++++++++++++++-----
src/backend/nodes/copyfuncs.c | 1 +
src/backend/nodes/equalfuncs.c | 1 +
src/backend/nodes/makefuncs.c | 1 +
src/backend/nodes/outfuncs.c | 1 +
src/backend/parser/gram.y | 4 ++++
src/backend/parser/parse_utilcmd.c | 2 ++
src/include/nodes/parsenodes.h | 1 +
src/test/regress/expected/create_table.out | 8 ++++++++
src/test/regress/sql/create_table.sql | 9 +++++++++
11 files changed, 44 insertions(+), 5 deletions(-)