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Noah Misch 65c310b310 Optimize pg_visibility with read streams.
We've measured 5% performance improvement, and this arranges to benefit
automatically from future optimizations to the read_stream subsystem.
The area lacked test coverage, so close that gap.

Nazir Bilal Yavuz

Discussion: https://postgr.es/m/CAN55FZ1_Ru3XpMgTwsU67FTH2fs_FrRROmb7x6zs+F44QBEiww@mail.gmail.com
Discussion: https://postgr.es/m/CAEudQAozv3wTY5TV2t29JcwPydbmKbiWQkZD42S2OgzdixPMDQ@mail.gmail.com
2024-09-10 15:21:33 -07:00

43 lines
910 B
Meson

# Copyright (c) 2022-2024, PostgreSQL Global Development Group
pg_visibility_sources = files(
'pg_visibility.c',
)
if host_system == 'windows'
pg_visibility_sources += rc_lib_gen.process(win32ver_rc, extra_args: [
'--NAME', 'pg_visibility',
'--FILEDESC', 'pg_visibility - page visibility information',])
endif
pg_visibility = shared_module('pg_visibility',
pg_visibility_sources,
kwargs: contrib_mod_args,
)
contrib_targets += pg_visibility
install_data(
'pg_visibility--1.0--1.1.sql',
'pg_visibility--1.1--1.2.sql',
'pg_visibility--1.1.sql',
'pg_visibility.control',
kwargs: contrib_data_args,
)
tests += {
'name': 'pg_visibility',
'sd': meson.current_source_dir(),
'bd': meson.current_build_dir(),
'regress': {
'sql': [
'pg_visibility',
],
},
'tap': {
'tests': [
't/001_concurrent_transaction.pl',
't/002_corrupt_vm.pl',
],
},
}