-
8/2/2019 Glance Project: a database retrieval mechanism for the
ATLAS detector
1/8
Inlejb ]s`gbj{7 l kl{lclzb sb{sdbxln fbjaledzf h`s
{ab L[NLZ kb{bj{`s
J% Fldkle{jado
J@]]B. RHSG. Cslwdn
H% H% Islbn lek O% O% Ilnxl`
Bzj`nl ]`nd{bjedjl. RHSG. Cslwdn
O% ]`ffmbz
JBSE. Zyd{wbsnlek
Lcz{slj{% Krsdei {ab j`ez{srj{d`e lek j`ffdzzd`edei }alzbz `h
{ab L[NLZ kb{bj{`s. kl{lsbnl{bk {` {ab dez{lnnl{d`e. }nljbfbe{.
{bz{dei lek }bsh`sflejb `h {ab b|rd}fbe{ lsb z{`sbkde sbnl{d`eln
kl{lclzbz% Blja is`r} lj|rdsbz lek zlxbz deh`sfl{d`e de kdbsbe{
zbsxbsz. rzdeikdxbszb {bjae`n idbz. kl{l f`kbndei lek {bsfde`n
idbz% Dez{lnnl{d`e lek flde{belejb krsdei{ab bq}bsdfbe{
j`ez{srj{d`e lek `}bsl{d e kb}bekz `e {ab ljjbzz {` {adz deh sfl{d
e. lzybnn lz df}nt de d{z r}kl{b% [ab kbxbn`}fbe{ `h sb{sdbxln lek
r}kl{b ztz{bfz h`s bljakl{l zb{ sb|rdsbz {`` frja b`s{ lek adia
flde{belejb j`z{% [ab Inlejb ztz{bf sb{sdbxbzlek dezbs{zr}kl{bz
kl{l dekb}bekbe{nt `h {ab f`kbndei lek {bjae`n`it rzbk h`s {ab
z{`slib.sbj`iedwbz {ab sb}`zd{`sdbz de{bseln z{srj{rsb lek irdkbz
{ab rzbs {as`ria {ab jsbl{d`e `h zblsjalek dezbs{d`e de{bshljbz%
Kdz{dej{ lek z}sblk kl{l zb{z jle cb {slez}lsbe{nt de{bisl{bk de
`eb
de{bshljb% Kl{l jle cb bq}`s{bkdf}`s{bk {`hs`f xlsd`rz h`sfl{z%
[ab ztz{bf aleknbz fletdekb}bekbe{ de{bshljbz. yadja jle cb
ljjbzzbk ct rzbsz `s `{abs l}}ndjl{d`ez l{ let {dfb% [adz}l}bs
kbzjsdcbz {ab Inlejb j`ejb}{d`e. d{z kbxbn`}fbe{ lek hbl{rsbz% [ab
ztz{bf rzlib dzdnnrz{sl{bk yd{a bqlf}nbz% Jrssbe{ z{l{rz lek hr{rsb
y`so lsb lnz` kdzjrzzbk%
-
8/2/2019 Glance Project: a database retrieval mechanism for the
ATLAS detector
2/8
dz ebjbzzlst {` oe`y {ab kb{ldnz `e a`y kl{l ylz f`kbnbk lek {ab
{bjae`n`it rzbk {` z{`sbd{% Dh blja is`r} jsbl{bz {abds `ye ztz{bf
h`s blja kl{l zb{ `h de{bsbz{. l zflnn jaleib de `ebsb}`zd{`st flt
sb|rdsb lkgrz{fbe{z de flet }s`islfz. dejsblzdei {ab flde{belejb
j`z{z%
Blja j`nnlc`sl{`s fdia{ ebbk l z}bjdj xdby `xbs {ab zlfb kl{l
zb{% H`s bqlf}nb. {ab is`r}sbnl{bk {` `eb `h {ab zrc&kb{bj{`sz
jst`ibedj ebbkz {` zbb {ab s`r{dei `h {ab dez{lnnbk }d}bz
{al{j`eebj{ {` {abds b|rd}fbe{% @e {ab `{abs zdkb. {ab
dehslz{srj{rsb is`r} dz de{bsbz{bk `ent `e
{ab }d}b }nljbfbe{. {t}b lek nbei{a. sbilsknbzz `h d{z
j`eebj{d`ez%Dezbs{d`e lek r}kl{b `h kl{l de kdz{sdcr{bk
sb}`zd{`sdbz hljb zdfdnls }s`cnbfz% Hrnn b|rd}fbe{{sljblcdnd{t frz{
cb ljadbxbk de `skbs {` fbb{ DEC !Dez{d{r{b Erjnldsb kb Clzb$
srnbz% B|rd}fbe{dez{lnnl{d`e. sb}nljbfbe{ lek sbf`xlnylz{b alxb {`
cb flelibk% [adz sb|rdsbz r}kl{bz de f`sb{ale `eb kl{l zb{ l{ l
{dfb% H`s bqlf}nb. {` sbidz{bs `eb kbxdjb dez{lnnl{d`e d{ dz
ebjbzzlst{` dezbs{ d{z dkbe{d{t lek z}bjdj }s`}bs{dbz de {ab
B|rd}fbe{ kl{lclzb. {ab kbzjsd}{d e `hd{z bnbj{s`edj j`eirsl{d`e de
{ab Hrej{d`eln ]`zd{d`ez kl{lclzb. lek {ab j`eirsl{d`e `h
{abj`eebj{dxd{t yd{a `{abs d{bfz de {ab Jlcnbz kl{lclzb% Zdejb blja
kl{l zb{ alz d{z `ye r}kl{bfbjaledzf. {ab dezbs{d`e `h {adz
deh`sfl{d`e za`rnk cb k`eb de {asbb kdbsbe{ z{b}z. rzdei
{asbbkdz{dej{ z`nr{d ez% [adz b`s{ dz frn{d}ndbk ct {ab erfcbs `h
b|rd}fbe{ d{bfz {al{ frz{ cbflelibk de {ab
-
8/2/2019 Glance Project: a database retrieval mechanism for the
ATLAS detector
3/8
Hdirsb 6. 56. >5. 5.>$ lsb }sbzbe{bk% [ab {adsk bnbfbe{ dz
{ab sbhbsbejb xlnrb. z}bjdbk de l {bq{ c`q% L ndz{yd{a `}{d`ez jle
cb kdz}nltbk. de `skbs {` irdkb {ab rzbs de d{z zbnbj{d`e% D{ jle
lnz` cb z}bjdbkyab{abs {ab sbzrn{z za`rnk fl{ja lnn srnbz `s l{
nblz{ `eb `h {abf%
[ab zblsja sbzrn{z flt cb kdz}nltbk lz A[FN {lcnb. `s k`yen`lkbk
lz l QFN `s JZX nb{` cb rzbk yd{a `{abs }s`islfz% [ab ztz{bf lnz`
ibebsl{bz le RSN j`e{ldedei lnn {ab zblsja
}lslfb{bsz% Yd{a {adz RSN. {ab zlfb zblsja jle cb sb}bl{bk de
{ab hr{rsb sb{sdbxdei {ab ebysbzrn{z. cr{ yd{a`r{ {ab ebbk {` nn de
{ab srnbz lilde%
3%3% Kl{l fled}rnl{d`e7 de{bisl{d`e lek `}bsl{d`e
L Zblsja De{bshljb jle kbzjsdcb sbnl{bk kl{l zb{z n`jl{bk de
kdz{dej{ kl{l z`rsjbz% Yabebqbjr{dei l zblsja. lh{bs sb{sdbxdei {ab
kl{l hs`f {ab xlsd`rz kl{lclzbz. l fbsib fbjaledzfde{bisl{bz {ab
kdbsbe{ kl{l zb{z lz kbzjsdcbk de {ab ZD%
[ab ztz{bf de{bisl{bz yd{a bq{bseln }s`islfz {` }bsh`sf
`}bsl{d`ez `xbs {ab sb{sdbxbk kl{l%
-
8/2/2019 Glance Project: a database retrieval mechanism for the
ATLAS detector
4/8
Hdirsb 3% Zblsja De{bshljb%
]sbkbebk {lzoz zrja lz jlnjrnl{dei fble xlnrbz `s z{leklsk
kbxdl{d`e `h erfbsdj kl{l. lsbbqbjr{bk ct l z}bjdj }s`islf jlnnbk
ct Inlejb lh{bs sb{sdbxdei {ab kl{l% [abe. {ab sbzrn{z lsbkbndxbsbk
{` {ab sb|rbz{`s !{ab rzbs `s le`{abs l}}ndjl{d`e$%
Hdirsb :% Kl{l fled}rnl{d`e%
3%:% Kl{l dezbs{d e lek r}kl{b
[ab Dezbs{d`e De{bshljbz lnn`y {ab sbidz{sl{d`e `h eby sbj`skz
de l kl{l zb{. lz ybnn lz {ab r}kl{b`h bqdz{be{ sbj`skz% De blja
de{bshljb. l {lcnb dz }sbzbe{bk ndob de irsb ;. j`f}`zbk ct
{abl{{sdcr{bz `h {ab j`ssbz}`ekdei kl{l zb{% [ab rzbs nnz de {ab
eby kl{l lek jle lkk ndebz{` {ab {lcnb ljj`skdei {` {ab lf`re{ `h
deh`sfl{d`e {` cb dezbs{bk% L{{sdcr{b xlnrbz jle cb}s`}lil{bk {` l
zb{ `h zbnbj{bk ndebz% D{ dz lnz` }`zzdcnb {` j`}t xlnrbz hs`f le
be{dsb ndeb {``{absz% Lz le ln{bsel{dxb. {ab kl{l jle cb df}`s{bk
hs`f JZX lek Bqjbn nbz% [ab deh`sfl{d`e
-
8/2/2019 Glance Project: a database retrieval mechanism for the
ATLAS detector
5/8
dz xlndkl{bk ljj`skdei {` {ab l{{sdcr{b {t}bz lek `{abs
sbz{sdj{d`ez }sbxd`rznt z}bjdbk de {abde{bshljb kbzjsd}{d`e% Z`fb
bqlf}nbz `h {abzb sbz{sdj{d`ez lsb7 l erfbsdj xlnrb za`rnk cb
dezdkbl z}bjdbk sleib. le ln}alerfbsdj bnk alz l flqdfrf nbei{a.
lf`ei `{absz%
Hdirsb ;% Dezbs{d`e De{bshljb%
:% [ab ztz{bf lsjad{bj{rsb[ab ztz{bf dz df}nbfbe{bk ct l zb{ `h
j`f}`ebe{z ysd{{be de J//. blja `eb df}nbfbe{dei lz}bjdj hbl{rsb%
Blja j`f}`ebe{ dz l zb}lsl{b }s`islf. lek dz j`ez{srj{bk rzdei {ab
zlfb clzdjlsjad{bj{rsb%
[ab }s`islfz j`ffredjl{b yd{a {ab ybc zbsxbs xdl {ab J`ff`e
Il{bylt De{bshljb !JID$.sbjbdxdei {ab rzbsz de}r{ lek ibebsl{dei
{ab sbzrn{z `h blja z{b}% [ab IER JidJJ ndcslst _8Vdz rzbk {`
df}nbfbe{ {adz de{bshljb%
[ab j`eebj{d`e {` {ab kl{lclzbz dz k`eb {as`ria j`eebj{ sz% Blja
j`eebj{`s de{bshljbz lz}bjdj kl{lclzb {bjae n`it% [ab ztz{bf jle
jrssbe{nt sb{sdbxb kl{l hs`f @sljnb. rzdei {ab@JJD ndcslst _9V. lz
ybnn lz FtZ\N lek Fdjs`z`h{ Z\N Zbsxbs. rzdei le @KCJ _1V ksdxbs
h`sblja `eb% Eby kl{lclzb {bjae`n`idbz jle cb lkkbk ct df}nbfbe{dei
`{abs j`eebj{`sz lek k`bze`{ de{bshbsb yd{a {ab hbl{rsb z}bjdj
n`idj `h {ab j`f}`ebe{z%
De{bisl{dei {abzb {y` cn`joz {absb dz {ab Inlejb Beideb% D{ dz
sbz}`ezdcnb h`s }lszdei {ab QFNkbzjsd}{d`e `h {ab de{bshljbz.
alekndei {ab kl{lclzb j`eebj{d`ez lek |rbsdbz. lek
j`ffredjl{deiyd{a {ab ybc zbsxbs% [ab lkb|rl{b kl{lclzb j`eebj{`s
dz ja zbe clzbk `e {ab deh`sfl{d`e `e{ab de{bshljb QFN kbzjsd}{d e%
[ab K@F }lszbs hs`f {ab Qbsjbz&J// ndcslst _4V dz rzbk
h`sde{bs}sb{dei yd{a {ab QFN nbz%
[ab z}bjdj hbl{rsb `h blja j`f}`ebe{ dz {abe crdn{ `e {`} `h {ab
Inlejb Beideb% Hdirsb 2dnnrz{sl{bz {adz lsjad{bj{rsb%
[ab bqbjr{d`e `h blja `h {ab ztz{bfz {lzo dex`nxbz {ab
de{bslj{d`e `h l zbsdbz `h j`f}`ebe{z%[ab sbzrn{z ibebsl{bk ct blja
j`f}`ebe{ idxbz {ab rzbs {ab `}{d`ez `h {ab ebq{ }`zzdcnb
z{b}z.
-
8/2/2019 Glance Project: a database retrieval mechanism for the
ATLAS detector
6/8
Hdirsb 2% Lsjad{bj{rsb `h {ab ztz{bfz j`f}`ebe{z%
blja `eb j`ssbz}`ekdei {` l kdbsbe{ j`f}`ebe{% [ab lj{rln
de{bslj{d`e lf`ei {ab j`f}`ebe{zdz {absbh`sb clzbk `e {ab rzbsz
ja`djbz%
[ab {t}djln j`f}`ebe{ de{bslj{d`e yabe rzdei le bqdz{dei ZD dz
dnnrz{sl{bk de Hdirsb 8% [absz{ j`f}`ebe{ ndz{z {ab bqdz{dei ZDz%
[ab ebq{ `eb de{bs}sb{z {ab zbnbj{bk ZDz kbzjsd}{d`e lekjsbl{bz l
j`ssbz}`ekdei A[FN h`sf h`s {ab rzbs {` nn {ab zblsja }lslfb{bsz%
[ab nlz{ `eb{lobz {ab }lslfb{bsz lek j`fcdebz {ab ZDz QFN
kbzjsd}{d`e de `skbs {` |rbst {ab kl{lclzblek kdz}nlt {ab sbzrn{z
de {ab l}}s`}sdl{b h`sfl{. lz ybnn lz de{bisl{dei {ab kl{l dh f`sb
{ale`eb kl{lclzb dz cbdei |rbsdbk l{ {ab zlfb {dfb%
Hdirsb 8% [t}djln }s`jbzz `h bqbjr{dei le bqdz{dei
de{bshljb%
H`s {ab }s`jbzz `h jsbl{dei l ZD. {ab sz{ j`f}`ebe{ }sbzbe{z {ab
rzbs l ndz{ `h oe`ye kl{lclzbz`s ljjb}{z {ab kdsbj{d`ez h`s l eby
`eb% [ab zbj`ek dz {ab sbz}`ezdcnb h`s }sbzbe{dei {ab
kl{lclzbz{srj{rsb. lek d{bsl{bz. islkrlnnt dejsblzdei {ab nbxbn `h
kb{ldnz kdz}nltbk% Yabe {ab rzbs zbnbj{z
{ab kl{l zb{ `h de{bsbz{. {ab ebq{ j`f}`ebe{ j`fbz de lj{d`e% D{
sbj`iedwbz {ab z{srj{rsb `h {abkl{l zb{ lek ibebsl{bz l
j`ssbz}`ekdei ZD kbzjsd}{d e% D{ lnz` `bsz {ab `}{d`e {` `}be {ab
QFNkbzjsd}{d`e lek jrz{`fdwb d{ ljj`skdei {` {ab rzbsz ebbkz% [adz
}s`jbzz dz dnnrz{sl{bk de Hdirsb9%
Hdirsb 9% [t}djln }s`jbzz `h jsbl{dei l Zblsja De{bshljb%
[ab bqbjr{d`e `h le Dezbs{d`e De{bshljb dz zdfdnls {` {ab ZD%
Hdsz{ l ndz{ `h bqdz{dei DDz dzkdz}nltbk. lek {ab zbj`ek j`f}`ebe{
dz rzbk {` sbekbs {ab DD {` l A[FN h`sf% Kb}bekdei `e{ab {lzo cbdei
}bsh`sfbk. le lkkd{d`eln j`f}`ebe{ flt cb rzbk {` sb{sdbxb bqdz{dei
kl{l {` cbf`kdbk% Le`{abs j`f}`ebe{ flt cb rzbk dh {ab kl{l dz {`
cb df}`s{bk hs`f l nb zr}}ndbk ct
-
8/2/2019 Glance Project: a database retrieval mechanism for the
ATLAS detector
7/8
{ab rzbs% Hdelnnt. {ab nlz{ j`f}`ebe{ zrcfd{z {ab kl{l {` {ab
j`ssbz}`ekdei sb}`zd{`sdbz% Hdirsb1
Hdirsb 1% J`f}`ebe{z de{bslj{d`e yabe bqbjr{dei le Dezbs{d`e
De{bshljb%
;% Sbzrn{z
[ab Inlejb dz rzbk ct {ab L[NLZ j`nnlc sl{d`e. ljjbzzdei kdxbszb
kl{l z`rsjbz dezdkb {adzis`r}% [ab B|rd}fbe{ Kl{lclzb j`e{ldez
sbj`skz hs`f f`sb {ale 43=== d{bfz n`jl{bk de {ab
bq}bsdfbe{ln jlxbse% [adz kl{l dz ljjbzzbk xdl
-
8/2/2019 Glance Project: a database retrieval mechanism for the
ATLAS detector
8/8
le lkb|rl{b zblsja de{bshljb h`s {ab zbnbj{bk kl{l zb{. {ab
ztz{bf lnn`yz let j`nnlc`sl{`s {`sb{sdbxb kl{l yd{a`r{ oe`ydei {ab
kb{ldnz `h {ab kl{l f`kbn `s {ab }s`islffdei {``nz ebjbzzlst{`
de{bshljb {ab kl{lclzb%
[ab ztz{bf de{bisl{bz kl{l j`fdei hs`f kdbsbe{ sb}`zd{`sdbz. lek
jle rzb bq{bseln }s`islfz{` }bsh`sf `}bsl{d`e `xbs {ab sb{sdbxbk
deh`sfl{d`e de `skbs {` kdz}nlt d{ de l ylt {al{ ydnn cbrzbhrn h`s
{ab j`nnlc`sl{d`e% Yabe dezbs{dei `s f`kdhtdei kl{l. {ab ztz{bf
{slez}lsbe{nt {lobz
{ab ebjbzzlst z{b}z h`s zrcfd{{dei deh`sfl{d`e {` {ab lkb|rl{b
sb}`zd{`sdbz. lnn`ydei {ab rzbsz{` j`ejbe{sl{b `e {abds {lzoz%[ab
ztz{bf lkksbzzbz {ab kdxbszd{dbz `h {bsfde`n`idbz ct lnn`ydei {ab
jrz{`fdwl{d`e `h {ab
l{{sdcr{b elfbz lek kbzjsd}{d`ez. lek ct kdz}nltdei l ndz{ `h
}`zzdcnb `}{d`ez {` cb ja`zbe ct{ab rzbs. dez{blk `h {t}dei {ab
xlnrbz%
Lz {ab de{bshljbz lsb kbzjsdcbk de l adia nbxbn h`sfl{. l zdeinb
ztz{bf aleknbz fletdekb}bekbe{ sb{sdbxln. dezbs{d`e lek f`kdjl{d`e
fbjaledzfz% [absbh`sb {ab flde{belejb dzsbkrjbk {` l zdeinb j`kb
clzb% [ab ja`zbe {bjae`n`idbz h`s df}nbfbe{dei {ab ztz{bf lsb
ydkbntzr}}`s{bk. yal{ lnn`yz {ab ztz{bf {` cb flde{ldebk `xbs {ab
ya`nb ndhb{dfb `h {ab bq}bsdfbe{%
[ab Inlejb ztz{bf jrssbe{nt alz de{bshljbz {al{ lsb rzbk {`
sb{sdbxb kl{l hs`f {ab L[NLZ[bjaedjln J``skdel{d`e kl{lclzbz _
