Database: hg19    Primary Table: chainMm9    Row Count: 3,374,849
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	178391	double	score of chain
tName	chr1	varchar(255)	Target sequence name
tSize	249250621	int(10) unsigned	Target sequence size
tStart	11679	int(10) unsigned	Alignment start position in target
tEnd	38741	int(10) unsigned	Alignment end position in target
qName	chr6	varchar(255)	Query sequence name
qSize	149517037	int(10) unsigned	Query sequence size
qStrand	-	char(1)	Query strand
qStart	28036581	int(10) unsigned	Alignment start position in query
qEnd	28071079	int(10) unsigned	Alignment end position in query
id	2086	int(10) unsigned	chain id

      hg19.chainMm9Link.chainId (via chainMm9.id)
      hg19.netMm9.chainId (via chainMm9.id)

bin	score	tName	tSize	tStart	tEnd	qName	qSize	qStrand	qStart	qEnd	id
585	178391	chr1	249250621	11679	38741	chr6	149517037	-	28036581	28071079	2086
585	24809	chr1	249250621	12176	13467	chr17	95272651	+	66498602	66500157	374739
585	127835	chr1	249250621	12815	29547	chr17	95272651	-	28802358	28811819	4065
585	19262	chr1	249250621	52273	53332	chr14	125194864	+	50745985	50747158	595428
585	19591	chr1	249250621	52333	53327	chr14	125194864	-	74426219	74427217	577501
585	24745	chr1	249250621	52372	53365	chr2	181748087	+	111339372	111340390	376634
585	24960	chr1	249250621	52372	53365	chr2	181748087	+	111367380	111368398	370375
585	30439	chr1	249250621	52375	53366	chr2	181748087	-	69994947	69995941	246021
585	16862	chr1	249250621	52379	53329	chr2	181748087	-	70571801	70572756	760447
585	12706	chr1	249250621	52380	53329	chr2	181748087	-	92332138	92333102	1295486

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