pgsql: Add two HyperLogLog functions

From: Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Add two HyperLogLog functions
Date: 2016-01-19 20:41:22
Message-ID: E1aLd5e-0005rt-BI@gemulon.postgresql.org
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Add two HyperLogLog functions

New functions initHyperLogLogError() and freeHyperLogLog() simplify
using this module from elsewhere.

Author: Tomáš Vondra
Review: Peter Geoghegan

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/948c97958bf37adb2a9c2d6d92c255abfc7499ba

Modified Files
--------------
src/backend/lib/hyperloglog.c | 48 ++++++++++++++++++++++++++++++++++++++++-
src/include/lib/hyperloglog.h | 2 ++
2 files changed, 49 insertions(+), 1 deletion(-)

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