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facebook / mysql-5.6

Facebook's branch of the Oracle MySQL v5.6 database. This includes MyRocks.

Summary

	CFG IN CMAKE T G AWK Y L I SPEC CTL WXS FRM
		Main Code: 1,313,215 LOC (4918 files) = CC (33%) + CPP (17%) + C (16%) + H (10%) + INC (8%) + HPP (5%) + JAVA (3%) + CFG (1%) + PL (<1%) + IN (<1%) + CMAKE (<1%) + PY (<1%) + PM (<1%) + XML (<1%) + T (<1%) + PP (<1%) + G (<1%) + SQL (<1%) + CSS (<1%) + R (<1%) + AWK (<1%) + Y (<1%) + L (<1%) + I (<1%) + PHP (<1%) + HTML (<1%) + D (<1%) + JS (<1%) + SPEC (<1%) + CTL (<1%) + WXS (<1%) + YAML (<1%) + FRM (<1%) Secondary code: Test: 276,483 LOC (1381); Generated: 1,155 LOC (10); Build & Deploy: 34,457 LOC (134); Other: 70,851 LOC (473);
		File Size: 51% long (>1000 LOC), 15% short (<= 200 LOC)
		Unit Size: 25% long (>100 LOC), 31% short (<= 10 LOC)
		Conditional Complexity: 18% complex (McCabe index > 50), 44% simple (McCabe index <= 5)
		Logical Component Decomposition: primary (31 components)
		21 years, 8 months old 99% of code older than 365 days 89% of code not updated in the past 365 days
		64% of code updated more than 50 times Also see temporal dependencies for files frequently changed in same commits.
		Goals: Keep the system simple and easy to change (4)
	Features of interest: TODOs 382 files

Commits Trend

Latest commit date: 2022-03-31

Reference analysis date: 2022-04-01

9

commits
(30 days)

6

contributors
(30 days)

Commits	28	186	329	295	270	460	754	1045	1001	1703	5054	7013	10494	7003	6544	12031	12910	10776	7295	4367
Contributors	18	30	31	32	45	66	88	125	110	110	108	111	150	124	81	1	1	1	1	1
	2022	2021	2020	2019	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	2006	2005	2004	2003

show commits trend per language

Commits

	2022	2021	2020	2019	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	2006	2005	2004	2003	2002
	17	131	245	229	176	298	478	671	589	1038	3371	3422	4497	2682	2244	5370	5987	5716	3636	2752	1719	cc
	5	73	141	144	81	160	251	326	294	421	1726	2383	3087	1585	1415	3125	3661	3338	2456	1630	1110	h
	2	28	39	46	17	40	68	95	58	84	582	1000	1302	577	528	809	440	317	202	43	20	inc
		7	8	1	2	4	19	21	34	58	148	577	790	495	464	766	1365	518	81	63	73	pl
		4	5		4	11	7	18	8	10	96	272	349	88	22							pp
		4	8	2		2	6	7	5	5	22	21										py
	1	2	6	11	19	35	79	110	110	259	751	1815	2674	1571	1327	2936	3275	2886	2300	1421	1069	c
cmake	1	2	4	2	5	4	21	20	38	47	142	421	732	92	5	48						cmake
		1		1	3	1	4	5	9	27	145	409	487	207	130	145	101	225	140	64	6	sql
										1												css
									1	4	1	60	53	43	38	93	28					js
spec										1												spec
									1	1	10	99	83	4				6	13		7	java
			1						4	5	23	85	93	55		52	25	71	50	87		xml
									3	5	10	40	13					9	24	6	13	html
ctl											10	10	15	2	16	36	6					ctl
											7	1										yaml
frm									1		22	82	169	49	20		29	3	10			frm
							13	23	19	15	64	874	1786	1474	1736	2104	1868	1695	1463		19	cpp
									3			19		2	2							d
cfg										1							5	9	22	17	9	cfg
in					1	1	25	43	76	58	103	405	904	548	456	685	596	695	591	217	270	in
g									1	1	10	17										g
							8	4	16	14	46	503	968	733	802	1067	1053	852	794			hpp
i							1	2	2	12	68	290	328	137	53	61	120	76	18	34	24	i
l									1	4	24	32	19	34		9	32	9	41		7	l
													24	22	8	12	6	3	8		7	r
wxs					1		2	4	5	3	17	41	25									wxs
t										1	7	30	11	18	8	1		6			7	t
awk								1	1	2	10	12	4	5		2	6	17	23		7	awk
y									1	4	4	37	10	14			24	4			10	y
			2	4	1	2	17	3	1	1												php
			4		1		3	1	9	8	72	276	318	278	129	9		6	22	12	7	pm

Contributors

	2022	2021	2020	2019	2018	2017	2016	2015	2014	2013	2012	2011	2010	2009	2008	2007	2006	2005	2004	2003	2002
	14	26	27	28	38	59	67	92	89	89	90	89	119	88	65	1	1	1	1	1	1	cc
	3	21	25	23	27	37	55	70	72	72	78	88	110	86	63	1	1	1	1	1	1	h
	1	10	14	14	9	23	22	41	24	36	57	75	95	67	51	1	1	1	1	1	1	inc
		4	7	1	2	3	9	12	8	13	32	49	71	64	42	1	1	1	1	1	1	pl
	1	2	6	6	9	14	29	38	37	53	68	81	104	82	55	1	1	1	1	1	1	c
cmake	1	2	3	1	3	3	10	8	9	12	31	52	74	26	2	1						cmake
		2	5		3	6	6	14	4	6	26	40	56	29	12							pp
		2	2	2		2	4	5	5	3	14	12										py
		1		1	3	1	1	5	3	13	39	46	68	46	29	1	1	1	1	1	1	sql
										1												css
									1	2	1	18	23	23	21	1	1					js
spec										1												spec
									1	1	8	10	13	3				1	1		1	java
			1						1	1	14	27	28	18		1	1	1	1	1		xml
									1	2	8	14	4					1	1	1	1	html
ctl											8	5	5	2	4	1	1					ctl
											7	1										yaml
frm									1		17	26	43	28	5		1	1	1			frm
							5	5	6	3	20	45	74	58	33	1	1	1	1		1	cpp
									1			11		1	1							d
cfg										1							1	1	1	1	1	cfg
in					1	1	10	10	10	17	24	48	83	66	41	1	1	1	1	1	1	in
g									1	1	8	7										g
							3	1	4	2	21	35	60	48	26	1	1	1	1			hpp
i							1	2	2	7	25	38	51	24	2	1	1	1	1	1	1	i
l									1	3	16	14	11	17		1	1	1	1		1	l
													13	12	2	1	1	1	1		1	r
wxs					1		1	1	1	2	14	15	15									wxs
t										1	7	13	6	11	2	1		1			1	t
awk								1	1	2	8	5	4	3		1	1	1	1		1	awk
y									1	2	4	14	7	10			1	1			1	y
			2	1	1	2	3	3	1	1												php
			1		1		2	1	4	3	25	38	53	50	8	1		1	1	1	1	pm

Reports

Analysis Report

Source Code Overview

Analysis Report

Analysis Report

Duplication

Analysis Report

Analysis Report

Analysis Report

File Change Frequency

Analysis Report

Temporal Dependencies

Analysis Report

Analysis Report

Contributors

Analysis Report

Analysis Report

Conditional Complexity

Analysis Report

Features of Interest

Analysis Report

All Metrics

Analysis Report

Goals & Controls

Analysis Report

Trend

Analysis Report

Notes & Findings

generated by sokrates.dev (configuration) on 2022-04-14; reference date: 2022-04-01