Database: hg19    Primary Table: chainRn4    Row Count: 2,563,762
Format description: Summary info about a chain of alignments

field	example	SQL type	description
bin	585	smallint(5) unsigned	Indexing field to speed chromosome range queries.
score	132776	double	score of chain
tName	chr1	varchar(255)	Target sequence name
tSize	249250621	int(10) unsigned	Target sequence size
tStart	11678	int(10) unsigned	Alignment start position in target
tEnd	28604	int(10) unsigned	Alignment end position in target
qName	chr4	varchar(255)	Query sequence name
qSize	187126005	int(10) unsigned	Query sequence size
qStrand	-	char(1)	Query strand
qStart	29160230	int(10) unsigned	Alignment start position in query
qEnd	29188771	int(10) unsigned	Alignment end position in query
id	4219	int(10) unsigned	chain id

      hg19.chainRn4Link.chainId (via chainRn4.id)
      hg19.netRn4.chainId (via chainRn4.id)

bin	score	tName	tSize	tStart	tEnd	qName	qSize	qStrand	qStart	qEnd	id
585	132776	chr1	249250621	11678	28604	chr4	187126005	-	29160230	29188771	4219
585	29698	chr1	249250621	11796	13467	chr9	113440463	+	105026173	105029435	229529
585	66064	chr1	249250621	12995	17313	chr9	113440463	+	105206336	105210264	34368
585	124447	chr1	249250621	12995	28574	chr9	113440463	-	8542842	8554277	5022
585	62333	chr1	249250621	14669	17460	chr9	113440463	+	105278444	105281084	41332
585	12031	chr1	249250621	17158	17597	chr9	113440463	-	8441156	8441581	1196758
585	16798	chr1	249250621	24628	28084	chr9	113440463	-	8453197	8454270	632234
585	3571	chr1	249250621	32308	32417	chr4	187126005	-	29188777	29188884	2495396
585	21460	chr1	249250621	35977	36830	chr4	187126005	-	29198165	29199026	416736
585	15090	chr1	249250621	52317	53311	chr3	171063335	+	97302239	97303247	776593

Note: all start coordinates in our database are 0-based, not 1-based. See explanation here.