Mongodb Architecture Guide July 2018

mongodb-architecture-guide-july-2018

User Manual:

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MongoDB Architecture Guide

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{

"_id":

ObjectId("5ad88534e3632e1a35a58d00"),

"name": {

"first": "John",

"last": "Doe" },

"address": [

{ "location": "work",

"address": {

"street": "16 Hatfields",

"city": "London",

"postal_code": "SE1 8DJ"},

"geo": { "type": "Point", "coord": [

51.5065752,-0.109081]}},

+ {...}

],

"phone": [

{ "location": "work",

"number": "+44-1234567890"},

+ {...}

],

"dob": ISODate("1977-04-01T05:00:00Z"),

"retirement_fund":

NumberDecimal("1292815.75")

}

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TTable 1:able 1: *FE>F!SJI@:?HL<IP=LE:K@FE8C@KP

*FE>F!SJM<IJ8K@C@KP@J=LIK?<IJLGGFIK<;9P@KJ@E;<O@E>

:8G89@C@K@<J.L<I@<J:8E9<G<I=FID<;HL@:BCP8E;

<=Z:@<EKCPN@K?8E8GGIFGI@8K<@E;<O@E>JKI8K<>P*FE>F!

G<ID@KJJ<:FE;8IP@E;<O<JKF9<;<:C8I<;FE8EPZ<C;

@E:CL;@E>Z<C;N@K?@E8II8PJ&E;<O<J:8E9<:I<8K<;8E;

;IFGG<;8K8EPK@D<KF<8J@CPJLGGFIK:?8E>@E>8GGC@:8K@FE

I<HL@I<D<EKJ8E;HL<IPG8KK<IEJ&E;<OKPG<J@E:CL;<

:FDGFLE;@E;<O<JK<OK@E;<O<J><FJG8K@8C@E;<O<J8E;

DFI<#LIK?<I@E;<O<J:8E9<:I<8K<;N@K?JG<:@8C

GIFG<IK@<JKF<E=FI:<;8K8ILC<JFIJLGGFIK:<IK8@E

NFIBCF8;JW=FI<O8DGC<KF<OG@I<;8K88::FI;@E>KF

I<K<EK@FEGFC@:@<JFI>L8I8EK<<LE@HL<E<JJF=K?<@E;<O<;

Z<C;N@K?@E8:FCC<:K@FE189C<JLDD8I@Q<JK?<@E;<O<J

8M8@C89C<N@K?*FE>F!

Index TIndex Typesypes Index FIndex Featureatureses

Primary IndexPrimary Index"M<IP FCC<:K@FE?8J8GI@D8IPB<P

@E;<O

TTTL IndexesTL Indexes0@E>C<#@<C;@E;<O<JN?<E<OG@I<;;<C<K<K?<

;F:LD<EK

Compound IndexCompound Index&E;<O8>8@EJKDLCK@GC<B<PJ@EK?<

;F:LD<EK

Unique IndexesUnique Indexes"EJLI<JM8CL<@JEFK;LGC@:8K<;

MultiKMultiKey Indexey Index&E;<O@EKF8II8PJ Partial IndexesPartial Indexes"OGI<JJ@FE98J<;@E;<O<J8CCFN@E>@E;<O<JFE

JL9J<KJF=;8K8

TText Indexesext Indexes0LGGFIK=FIK<OKJ<8I:?<J Case Insensitive IndexesCase Insensitive IndexesJLGGFIKJK<OKJ<8I:?LJ@E>:8J<

@EJ<EJ@K@M<J<8I:?

GeoSpatial IndexesGeoSpatial Indexes;;0G?<I<@E;<O<J=FI

JG8K@8C><FD<KI@<J

Sparse IndexesSparse Indexes,ECP@E;<O;F:LD<EKJN?@:??8M<K?<>@M<E

Z<C;

Hashed IndexesHashed Indexes%8J?<;98J<;M8CL<J=FIJ?8I;@E>

TTable 2:able 2: *FE>F!F==<IJ=LCCP=<8KLI<;J<:FE;8IP@E;<O<J



*FE>F!0K@K:?0<IM<IC<JJ-C8K=FID

1?< *FE>F!0K@K:?J<IM<IC<JJGC8K=FID =8:@C@K8K<J

8GGC@:8K@FE;<M<CFGD<EKN@K?J@DGC<J<:LI<8::<JJKF;8K8

8E;J<IM@:<J=IFDK?<:C@<EKW><KK@E>PFLI8GGJKFD8IB<K

=8JK<IN?@C<I<;L:@E>FG<I8K@FE8C:FJKJ

0K@K:?I<GI<J<EKJK?<E<OKJK8><@EK?<@E;LJKIPJD@>I8K@FE

KF8DFI<JKI<8DC@E<;D8E8><;@E=I8JKIL:KLI<3@IKL8C

*8:?@E<JILEE@E>@EGL9C@::CFL;JEFK89CP40" C<;

K?<N8P=FCCFN<;9P?FJK<;:FEK8@E<IJ8E;J<IM<IC<JJ

F==<I@E>JJL:?8J40)8D9;88E;$FF>C< CFL;

#LE:K@FEJ1?<J<JK@CCI<HL@I<;98:B<E;;<M<CFG<IJKF

@DGC<D<EK8E;D8E8><8::<JJ:FEKIFCJ8E;/"01-&JKF

GIFM@;<8::<JJKFD@:IFJ<IM@:<JGL9C@::CFL;J<IM@:<J8E;

F=:FLIJ<;8K8#IFEK<E;;<M<CFG<IJN<I<?<C;98:B9P

E<<;@E>KFNFIBN@K?-&JK?8KN<I<EKJL@K<;KFI@:?;8K8

HL<I@<J

1?<0K@K:?J<IM<IC<JJGC8K=FID8;;I<JJ<JK?<J<:?8CC<E><J

9PGIFM@;@E>=FLIJ<IM@:<J

VStitcStitch QueryAnywherh QueryAnywhereeI@E>J*FE>F!JI@:?HL<IP

C8E>L8><J8=<CPKFK?<<;><E@EKL@K@M<0!(GIFM@;<J

=LCC8::<JJKFPFLI*FE>F!;8K898J<=IFDDF9@C<8E;

&F1;<M@:<JLK?<EK@:8K@FE8E;;<:C8I8K@M<FI

GIF>I8DD89C<8::<JJILC<J<DGFN<IPFLKF:FEKIFC

GI<:@J<CPN?8K;8K8PFLILJ<IJ8E;;<M@:<J:8E8::<JJ

VStitcStitch Fh Functionsunctions0K@K:?J%11-J<IM@:<8E;N<9?FFBJ

C<KPFL:I<8K<J<:LI<-&JFI@EK<>I8K<N@K?

D@:IFJ<IM@:<J8E;J<IM<IJ@;<CF>@:1?<J8D<0!(K?8K

8::<JJ<JPFLI;8K898J<8CJF:FEE<:KJPFLN@K?GFGLC8I

:CFL;J<IM@:<J<EI@:?@E>PFLI8GGJN@K?8J@E>C<D<K?F;

:8CC6FLI:LJKFD?FJK<;'8M80:I@GK=LE:K@FEJ9I@E>

<M<IPK?@E>KF><K?<I

VStitcStitch Th Triggersriggers/<8CK@D<EFK@Z:8K@FEJC<KPFLI

8GGC@:8K@FE=LE:K@FEJI<8:K@EI<JGFEJ<KF;8K898J<

:?8E><J8JK?<P?8GG<EN@K?FLKK?<E<<;=FIN8JK<=LC

C8>>PGFCC@E>

VStitcStitch Mobile Synch Mobile Sync :FD@E>JFFELKFD8K@:8CCP

JPE:?IFE@Q<J;8K89<KN<<E;F:LD<EKJ?<C;CF:8CCP@E

*FE>F!*F9@C<8E;PFLI98:B<E;;8K898J<?<CG@E>

I<JFCM<8EP:FE[@:KJW<M<E8=K<IK?<DF9@C<;<M@:<?8J

9<<EF=[@E<

4?<K?<I9L@C;@E>8DF9@C<&F1FIN<98GG=IFDJ:I8K:?

8;;@E>8E<N=<8KLI<KF8E<O@JK@E>8GGJ8=<CP<OGFJ@E>

PFLI;8K8KFE<NLJ<IJFI8;;@E>J<IM@:<@EK<>I8K@FEJ

0K@K:?:8EK8B<K?<GC8:<F=PFLI8GGC@:8K@FEJ<IM<I8E;

J8M<PFLNI@K@E>K?FLJ8E;JF=C@E<JF=9F@C<IGC8K<:F;<

-LK!8K84?<I<PFL+<<;&K

&EK<CC@><EK!@JKI@9LK<;0PJK<DJ

I:?@K<:KLI<

*F9@C<N<9&F18E;:CFL;8GGJ?8M<J@>E@Z:8EKCP:?8E><;

LJ<I<OG<:K8K@FEJ,E:<8GGC@:8K@FEJN<I<;<J@>E<;KF

J<IM<8ZE@K<8L;@<E:<WKPG@:8CCP@EK<IE8C9LJ@E<JJ

;<G8IKD<EKJW@E8J@E>C<?<8;F=Z:<CF:8K@FE+FNLJ<IJ

;<D8E;DF;<IE8GG<OG<I@<E:<JK?8KDLJK9<8CN8PJFE

8::<JJ@9C<=IFD8EP;<M@:<:FEJ@JK<EKCPJ:8C<;N@K?K?<

J8D<CFNC8K<E:PI<JGFEJ@M<E<JJN?<I<M<IK?<P8I<N?@C<

D<<K@E>K?<;8K8JFM<I<@>EKPI<HL@I<D<EKJ;<D8E;<;9P

E<N;8K8GI@M8:PI<>LC8K@FEJ

1F8;;I<JJK?<J<E<<;J*FE>F!@J9L@CK8IFLE;8E

@EK<CC@><EK;@JKI@9LK<;JPJK<DJ8I:?@K<:KLI<K?8K<E89C<J

;<M<CFG<IJKFGC8:<;8K8N?<I<K?<@I8GGJ8E;LJ<IJE<<;

@K*FE>F!:8E9<ILEN@K?@E8E;8:IFJJ><F>I8G?@:8CCP

;@JKI@9LK<;;8K8:<EK<IJ8E;:CFL;I<>@FEJGIFM@;@E>C<M<CJ

F=8M8@C89@C@KPNFIBCF8;@JFC8K@FEJ:8C89@C@KP8E;;8K8

CF:8C@KPLED8K:?<;9PI<C8K@FE8C;8K898J<J<=FI<;@M@E>

=LIK?<I@EKF*FE>F!SJ;@JKI@9LK<;JPJK<DJ;<J@>EC<KJ

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KK<DGK@E>KF@EKIF;L:<;@JKI@9LK<;JPJK<DGIFG<IK@<JKF

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