64 Commits

Author	SHA1	Message	Date
David Hall	b38f192e2e	MCOL-1985 Don't change umber of decimals if DECIMAL_NOT_SPECIFIED	2019-04-18 13:31:16 -05:00
David Hall	c17e32d5e0	MCOL-1985 Modify regrmysql to use long double where practical and to use the latest algorithms for regr_xxx functions.	2019-04-15 16:36:27 -05:00
David Hall	16a6a0a27c	MCOL-1983 Use long double for internal calculations of regr_*** functions.	2019-01-21 14:39:51 -06:00
David Hall	eb75d3cd7e	MCOL-1983 Reject non-numeric arguments for regr_*** functions that require numeric	2019-01-02 10:31:53 -06:00
David Hall	e8208d1690	Merge branch 'MCOL-1981' into MCOL-1983	2018-12-13 13:46:12 -06:00
David Hall	86ebce7b39	MCOL-1981 regr_avgx and regr_avgy should return NULL if count is zero	2018-12-10 11:42:01 -06:00
David Hall	0cef3bf31c	MCOL-1983 Have regr_intercept, regr_slope and regr_r2 return NULL for 1 or 0 rows in set	2018-11-29 13:31:12 -06:00
David Hall	ed43876695	MCOL-1793 Refactor to handle another edge case. Also fix CORR and reset	2018-11-28 15:49:34 -06:00
David Hall	176ef2f2c1	MCOL-1793 Add udafContext to the copy constructor of WindowFunctionColumn.	2018-11-23 12:42:29 -06:00
David Hall	9c1bc910a5	MCOL-1793, fix REGR_SLOPE calculations, change scale to DECIMAL_NOT_SPECIFIED (variable length) for most REGR_*** functions.	2018-11-20 16:29:17 -06:00
David Hall	e1d8211f27	MCOL-1759 Add corr(), covar_pop(), covar_samp(), regr_sxx(), regr_sxy(), regr_syy() functions as UDAF	2018-10-09 17:06:01 -05:00
David Hall	dc9ba90f96	MCOL-521 add regr_intecept and regr_r2	2018-09-28 13:51:43 -05:00
David Hall	d930a1e322	MCOL-521 Some more fixes for multi-parm aggregates. Add regr slope	2018-09-25 16:31:10 -05:00
David Hall	94455246a1	MCOL-521 Move regr functions to their own directrory	2018-08-16 11:56:48 -05:00