mariadb-AndreyPiskunov
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680633a350
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Fix another 0 count error in dropValue
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2022-09-30 18:26:37 +03:00 |
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mariadb-AndreyPiskunov
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e7cab8445c
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Fix the 0 count problem
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2022-09-30 18:26:37 +03:00 |
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mariadb-AndreyPiskunov
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14810d87ba
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Put Welford's online algorithm everywhere
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2022-09-30 18:26:37 +03:00 |
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Leonid Fedorov
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04752ec546
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clang format apply
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2022-01-21 16:43:49 +00:00 |
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Alexander Barkov
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ca7a310309
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MCOL-4629 Add a helper method mcsv1_UDAF::toDouble()
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2021-03-23 13:23:48 +04:00 |
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David Hall
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af20387985
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MCOL-4516 check for var_pop < 0
In some cases, because of rounding error, var_pop will evaluate to some value just less than 0. We check for this and force to round to 0.
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2021-03-09 13:36:10 -06:00 |
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Patrick LeBlanc
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a09a9d5d0f
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Mass substitution 'Corporaton' -> 'Corporation'
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2019-08-07 14:43:25 -05:00 |
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David Mott
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4b9d046c6e
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Fully resolve potentially ambiguous symbols by removing using namespace statements from headers which have a cascading effect. This causes potential behavior changes when switching to c++11 since symbols can be exported from std and boost while both have been imported into the global namespace.
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2019-04-29 01:21:15 -05:00 |
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David Hall
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16a6a0a27c
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MCOL-1983 Use long double for internal calculations of regr_*** functions.
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2019-01-21 14:39:51 -06:00 |
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David Hall
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eb75d3cd7e
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MCOL-1983 Reject non-numeric arguments for regr_*** functions that require numeric
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2019-01-02 10:31:53 -06:00 |
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David Hall
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0cef3bf31c
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MCOL-1983 Have regr_intercept, regr_slope and regr_r2 return NULL for 1 or 0 rows in set
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2018-11-29 13:31:12 -06:00 |
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David Hall
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9c1bc910a5
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MCOL-1793, fix REGR_SLOPE calculations, change scale to DECIMAL_NOT_SPECIFIED (variable length) for most REGR_*** functions.
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2018-11-20 16:29:17 -06:00 |
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David Hall
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e1d8211f27
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MCOL-1759 Add corr(), covar_pop(), covar_samp(), regr_sxx(), regr_sxy(), regr_syy() functions as UDAF
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2018-10-09 17:06:01 -05:00 |
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David Hall
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dc9ba90f96
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MCOL-521 add regr_intecept and regr_r2
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2018-09-28 13:51:43 -05:00 |
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