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(parent: fd5200c) | patch
Add trigonometric functions that work in degrees.
authorTom Lane <tgl@sss.pgh.pa.us>
Fri, 22 Jan 2016 20:46:22 +0000 (15:46 -0500)
committerTom Lane <tgl@sss.pgh.pa.us>
Fri, 22 Jan 2016 20:46:22 +0000 (15:46 -0500)
commite1bd684a34c11139a1bf4e5200c3bbe59a0fbfad
tree821061660ece1adfe3fdffd2b15b7c352809f245tree
parentfd5200c3dca0bc725f5848eef7ffff538f4479edcommit | diff
Add trigonometric functions that work in degrees.

The implementations go to some lengths to deliver exact results for values
where an exact result can be expected, such as sind(30) = 0.5 exactly.

Dean Rasheed, reviewed by Michael Paquier
doc/src/sgml/func.sgml diff | blob | blame | history
src/backend/utils/adt/float.c diff | blob | blame | history
src/include/catalog/catversion.h diff | blob | blame | history
src/include/catalog/pg_proc.h diff | blob | blame | history
src/include/utils/builtins.h diff | blob | blame | history
src/test/regress/expected/float8-exp-three-digits-win32.out diff | blob | blame | history
src/test/regress/expected/float8-small-is-zero.out diff | blob | blame | history
src/test/regress/expected/float8-small-is-zero_1.out diff | blob | blame | history
src/test/regress/expected/float8.out diff | blob | blame | history
src/test/regress/sql/float8.sql diff | blob | blame | history
Robert Haas's development tree.