intarray: return empty zero-dimensional array for an empty array
Previously a one-dimensional empty array was returned, but its text
representation matched a zero-dimensional array, and there is no way to
dump/reload a one-dimensional empty array.
BACKWARD INCOMPATIBILITY
Per report from elein
Branch
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master
Details
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http://git.postgresql.org/pg/commitdiff/c155f654b4f755b4111bd9adb60559fe22526a10
Modified Files
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contrib/intarray/_int_tool.c | 7 +++++++
1 file changed, 7 insertions(+)