Обсуждение: pgsql: Fix ALTER COLLATION "default" REFRESH VERSION.

Fix ALTER COLLATION "default" REFRESH VERSION.

Issue a helpful error message rather than an internal error.

Discussion: https://postgr.es/m/51fb77507cafd43fc1a2e733c23045873d93ae60.camel%40j-davis.com
Reviewed-by: Thomas Munro

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/0717f2fedb2400e4f5bf89bcd463c8b32916ca26

Modified Files
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src/backend/commands/collationcmds.c | 5 +++++
1 file changed, 5 insertions(+)