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Walk-through of implementing simple Postgres patch. From sources to CI.

Byte Relay
789 subscribers
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3.4K views 2 years ago
In this video I'm doing "magic" binary search. This search fallbacks to linear search when the number of tuples is small. Typically this is done to reduce number of branch mispredictions, but it's rather toy feature here. It's taken only for example. Resulting code https://github.com/x4m/postgres_g/com... https://wiki.postgresql.org/wiki/Comp... git clone --depth=5 --single-branch --branch=master https://github.com/postgres/postgres cd postgres ./configure --prefix=$PWD --enable-depend make -j10 to /dev/null make check ...more
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Walk-through of implementing simple Postgres patch. From sources to CI.
166Likes
3,406Views
2023Jan 22
In this video I'm doing "magic" binary search. This search fallbacks to linear search when the number of tuples is small. Typically this is done to reduce number of branch mispredictions, but it's rather toy feature here. It's taken only for example. Resulting code https://github.com/x4m/postgres_g/com... https://wiki.postgresql.org/wiki/Comp... git clone --depth=5 --single-branch --branch=master https://github.com/postgres/postgres cd postgres ./configure --prefix=$PWD --enable-depend make -j10 to /dev/null make check

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Byte Relay

789 subscribers