Datenbank-Dokumentation

Tabelle polygone_vereinfacht(↩ zurück zur Übersicht)

Beschreibung
Enthält mit dem Douglas-Peucker-Algorithmus simplifizierte Varianten der Polygondaten aus der Tabelle `Orte`, sowie (für bestimmte `Kategorien`) Hexagone, die dem jeweiligen Polygon möglichst gut entsprechen.

Spalten
Der Name von Spalten, die Teil des Primärschlüssels sind wird fett dargestellt, die Namen von Fremdschlüsseln unterstrichen. Kursivierte Werte im Feld Datentyp bedeuten, dass der Wert optional (nullable) ist.
SpaltennameDatentypMögliche WerteBeschreibung
id_ortint(10) unsignedbeliebigFremdschlüssel, der auf die Tabelle `orte` verweist.
geodaten

geometry

Dieser Datentyp speichert geometrische Daten in MySQL-Datenbanken. Die einfachste Möglichkeit diese manuell einzutragen, ist die Verwendung der GeomFromText-Funktion. Diese erlaubt die Eingabe der Daten im WKT-Format.
Alle geographischen Koordinaten in VerbaAlpina werden in der Reihenfolge <Längengrad>, <Breitengrad> angegeben. Die Eingabe eines Punktes mit den Koordinaten Breitengrad 48.135876 und Längengrad 11.583720 könnte somit folgendermaßen über die phpMyAdmin-Oberfläche angegeben werden:

  • Auswahl von "GeomFromText" in der Spalte "Funktion"
  • Eingabe von
    POINT(11.583720 48.135876)
    in der Spalte "Wert"
beliebigDie simplifizierten Geodaten.
epsilonfloat(5,4)beliebigDie Toleranz beim Douglas-Peucker-Algorithmus bzw. -1 für Hexagone.
mittelpunkt

point

Dieser Datentyp speichert geometrische Daten in MySQL-Datenbanken. Die einfachste Möglichkeit diese manuell einzutragen, ist die Verwendung der GeomFromText-Funktion. Diese erlaubt die Eingabe der Daten im WKT-Format.
Alle geographischen Koordinaten in VerbaAlpina werden in der Reihenfolge <Längengrad>, <Breitengrad> angegeben. Die Eingabe eines Punktes mit den Koordinaten Breitengrad 48.135876 und Längengrad 11.583720 könnte somit folgendermaßen über die phpMyAdmin-Oberfläche angegeben werden:

  • Auswahl von "GeomFromText" in der Spalte "Funktion"
  • Eingabe von
    POINT(11.583720 48.135876)
    in der Spalte "Wert"
beliebigDer geometrische Mittelpunkt des vereinfachten Polygons.
Ausschnitt
id_ortgeodatenepsilonmittelpunkt
28215POLYGON((5.38273429870617 47.194606781006,5.35288095474255 47.1975479125977,5.33453941345215 47.2033348083497,5.33453941345215 47.2033348083497,5.33326196670538 47.192165374756,5.33326196670538 47.192165374756,5.33932638168335 47.1754417419434,5.33932638168335 47.1754417419434,5.35567474365246 47.1744346618652,5.35567474365246 47.1744346618652,5.3622846603393 47.1869010925293,5.37650871276855 47.189178466797,5.38273429870617 47.194606781006))0.0006POINT(5.350001136461937 47.188248952229884)
56243POLYGON((4.32202577590942 45.8390197753906,4.3133602142334 45.8414459228517,4.30826663970947 45.8467178344727,4.29530477523809 45.8440742492676,4.29530477523809 45.8440742492676,4.29562902450573 45.8353805541992,4.28995513916016 45.8329696655273,4.28995513916016 45.8329696655273,4.29271841049194 45.8310279846192,4.29271841049194 45.8310279846192,4.30722522735596 45.824520111084,4.30722522735596 45.824520111084,4.32202577590942 45.8390197753906))0.0006POINT(4.30080739657086 45.8356456756592)
18712POLYGON((15.119867324829 37.7090721130371,15.1181221008301 37.7072219848632,15.1154336929322 37.7069282531738,15.1005983352662 37.719108581543,15.0953531265259 37.7303161621094,15.0861339569092 37.7396888732911,15.0726661682129 37.7442855834961,15.0651750564576 37.7516899108887,15.0586681365967 37.7535591125489,15.0586681365967 37.7535591125489,15.0603437423707 37.7626495361329,15.0708017349244 37.7645111083985,15.0727663040162 37.763916015625,15.0796394348146 37.7577552795411,15.0881137847901 37.753044128418,15.0996532440186 37.7487373352051,15.113533973694 37.7408752441407,15.1313934326172 37.7381896972657,15.1426210403444 37.7339820861818,15.1426210403444 37.7339820861818,15.1443252563477 37.7287979125977,15.1344575881958 37.7198944091797,15.1203451156617 37.713176727295,15.1190452575684 37.7098731994629,15.119867324829 37.7090721130371))0.0006POINT(15.100431124369363 37.736867268880246)
15748POLYGON((9.8225088119508 45.2991790771486,9.80971527099621 45.3079910278321,9.80114555358881 45.3118782043458,9.79379367828369 45.3188514709473,9.79159355163569 45.3221435546875,9.79200839996349 45.324920654297,9.79200839996349 45.324920654297,9.77689266204845 45.3266372680665,9.76871204376221 45.3189353942872,9.75911045074463 45.3175926208497,9.75563621521002 45.3380699157715,9.75610065460199 45.3396034240723,9.75610065460199 45.3396034240723,9.74874114990229 45.3370056152344,9.74874114990229 45.3370056152344,9.74076652526861 45.3312950134278,9.73005867004406 45.3200759887695,9.73005867004406 45.3200759887695,9.72988128662109 45.3153533935547,9.73114967346197 45.3099098205567,9.73370933532721 45.3075332641602,9.73799514770508 45.305534362793,9.7406377792359 45.3018188476563,9.73342514038086 45.2954025268556,9.73056125640875 45.2898406982423,9.73565864562988 45.2728385925293,9.73565864562988 45.2728385925293,9.75574779510504 45.2630958557129,9.76245212554943 45.2573776245118,9.76471424102783 45.2521514892578,9.76471424102783 45.2521514892578,9.76791477203375 45.2523384094239,9.77588653564453 45.2594299316406,9.78501415252697 45.2558403015136,9.79551410675055 45.2548141479492,9.80219554901134 45.2551612854004,9.80729007720959 45.2566833496095,9.80925369262707 45.2585945129395,9.80925369262707 45.2585945129395,9.81231403350841 45.2720565795899,9.81231403350841 45.2720565795899,9.80952262878412 45.2783699035645,9.81103038787842 45.2848472595215,9.81688117980951 45.287410736084,9.82597255706787 45.2944374084473,9.82619380950928 45.2973861694336,9.8225088119508 45.2991790771486))0.0006POINT(9.773838022480879 45.29499244689946)
31992POLYGON((0.998867690563259 48.4611206054688,0.983565151691437 48.4417304992676,0.983565151691437 48.4417304992676,0.985572874546108 48.4324035644532,1.01955354213715 48.4306907653809,1.01955354213715 48.4306907653809,1.04318678379059 48.4351577758789,1.06389939785004 48.4272384643556,1.06389939785004 48.4272384643556,1.06902265548717 48.4305877685547,1.06902265548717 48.4305877685547,1.07868731021881 48.4706268310547,1.09362411499035 48.4796600341797,1.09362411499035 48.4796600341797,1.06667375564581 48.4712715148926,1.05316412448894 48.4742889404297,1.05316412448894 48.4742889404297,1.01808297634125 48.4596328735352,1.00787770748138 48.4583015441895,0.998867690563259 48.4611206054688))0.0006POINT(1.0402424774672308 48.45036356072679)
35492POLYGON((5.95654344558722 46.9484977722169,5.97978878021235 46.963478088379,5.97978878021235 46.963478088379,5.9927649497987 46.9672775268555,5.99683332443249 46.9656410217285,5.99683332443249 46.9656410217285,5.99534845352179 46.9492988586426,6.0051932334901 46.9434356689454,6.0051932334901 46.9434356689454,5.99722194671637 46.9334983825685,5.99722194671637 46.9334983825685,5.96548509597778 46.9474487304688,5.96548509597778 46.9474487304688,5.95654344558722 46.9484977722169))0.0006POINT(5.987207816197377 46.95169830322272)
38902POLYGON((2.04433608055126 43.1318893432618,2.03309273719782 43.1314926147462,2.03309273719782 43.1314926147462,2.03106069564825 43.1376838684083,2.01283884048462 43.1358985900879,2.00930118560802 43.1380615234375,2.00608539581305 43.1443557739258,2.01263284683228 43.1529960632324,2.01263284683228 43.1529960632324,2.03177571296703 43.1441307067872,2.05197405815136 43.152198791504,2.05586242675781 43.1503257751465,2.05586242675781 43.1503257751465,2.05758547782904 43.1440963745118,2.04433608055126 43.1318893432618))0.0006POINT(2.0320095334734605 43.142710277012476)
60918POLYGON((8.52309036254888 46.5428657531739,8.52299308776867 46.5474967956542,8.52074146270752 46.5508728027344,8.5193834304809 46.5576591491699,8.51746845245356 46.5609550476075,8.52336120605474 46.5688056945802,8.52433013916021 46.5789070129396,8.52833366394054 46.5814437866212,8.530185699463 46.5847320556642,8.53338241577154 46.5871696472167,8.54267978668219 46.589324951172,8.54267978668219 46.589324951172,8.55427837371826 46.5855941772461,8.56904602050776 46.5852432250977,8.57733726501476 46.5870246887207,8.58515834808355 46.5817604064942,8.59435462951666 46.5783958435058,8.61157512664801 46.5792884826661,8.61893939971918 46.5829277038575,8.61893939971918 46.5829277038575,8.62483119964605 46.5824089050293,8.6294527053833 46.5805015563965,8.63153934478765 46.5787010192872,8.63302993774408 46.5738182067871,8.63519859313965 46.5707054138185,8.64150047302246 46.5693588256836,8.64731693267822 46.5702018737793,8.65763187408447 46.5737342834473,8.66390419006348 46.5788192749025,8.67307567596436 46.5833053588867,8.68037319183361 46.5841789245605,8.68037319183361 46.5841789245605,8.70045471191401 46.5853080749512,8.70619773864746 46.5833892822267,8.70837974548351 46.5802001953124,8.70837974548351 46.5802001953124,8.70255947113037 46.5780220031738,8.69464302062988 46.577995300293,8.6931467056275 46.5747680664063,8.69355392456055 46.5717239379883,8.69271278381348 46.5698165893555,8.68288516998302 46.5583190917969,8.67621135711676 46.5527191162111,8.67504882812511 46.5471992492676,8.6692733764649 46.5420265197754,8.66521739959728 46.5277442932129,8.66049861907965 46.5223579406738,8.65644836425781 46.5203514099122,8.6538667678833 46.5174255371095,8.64984798431408 46.5169486999513,8.64740467071533 46.515480041504,8.64765262603754 46.5142211914062,8.65303039550781 46.5112724304199,8.65314960479736 46.5089569091797,8.64360904693615 46.5038566589355,8.64028072357183 46.5011138916016,8.63411712646484 46.493377685547,8.63411712646484 46.493377685547,8.61747646331787 46.4984970092774,8.60009860992443 46.5016059875489,8.58701801300055 46.5001449584961,8.58418178558355 46.4977912902833,8.5830421447755 46.4945907592773,8.58078193664551 46.4935836791993,8.56491088867188 46.4914436340332,8.56491088867188 46.4914436340332,8.56047439575201 46.4968147277832,8.55785942077642 46.5022659301758,8.55662822723394 46.5100898742677,8.55220031738293 46.5121994018555,8.54916572570806 46.5176239013673,8.54378890991211 46.5225753784181,8.54754924774164 46.5259895324707,8.54718494415295 46.5287818908693,8.53569507598883 46.5386657714844,8.52309036254888 46.5428657531739))0.0006POINT(8.612428525288934 46.548065490722685)
58626POLYGON((8.16953277587896 51.9262809753418,8.16234493255627 51.9328155517578,8.14987564086925 51.9379730224609,8.12909030914307 51.9517898559571,8.11877155303961 51.9554405212402,8.11298561096203 51.9560470581056,8.11298561096203 51.9560470581056,8.10060214996349 51.9569053649903,8.10060214996349 51.9569053649903,8.10210418701183 51.9549560546875,8.09878063201904 51.9541778564453,8.09740734100353 51.953010559082,8.09792041778564 51.9520492553712,8.09308433532726 51.9508094787599,8.08816814422613 51.9475936889649,8.08582782745356 51.9472618103027,8.08552074432379 51.9408531188966,8.08244514465338 51.9413070678712,8.07963657379145 51.9376182556153,8.08174133300781 51.9371490478517,8.07980060577393 51.9345359802247,8.07722759246826 51.9346961975098,8.07634258270269 51.9326362609864,8.07761383056646 51.9304618835449,8.07712841033941 51.9265670776367,8.07932090759289 51.9218406677246,8.07843208312994 51.9181900024415,8.07023429870605 51.9121780395509,8.06988430023193 51.9105606079102,8.06988430023193 51.9105606079102,8.07092857360851 51.9062728881837,8.08294582366949 51.9040832519532,8.09546375274664 51.9073295593261,8.09946441650391 51.9059600830078,8.11250782012951 51.9069519042969,8.12030315399164 51.9019927978516,8.12178516387945 51.8998947143555,8.12168025970465 51.8974914550782,8.12432193756104 51.8973159790038,8.12423133850103 51.8955154418946,8.12566471099854 51.8954849243165,8.12540817260748 51.8931922912599,8.12540817260748 51.8931922912599,8.12634181976318 51.8931274414062,8.12749958038336 51.8957214355469,8.1366367340089 51.8934478759767,8.15049457550043 51.898609161377,8.15049457550043 51.898609161377,8.15207576751703 51.8998680114747,8.15591239929199 51.9007148742676,8.15482330322266 51.9016151428222,8.16184711456305 51.9047737121583,8.16422367095953 51.9079666137696,8.16859054565424 51.9074440002442,8.16778850555431 51.9087219238282,8.17182159423834 51.912971496582,8.16969680786144 51.9138450622559,8.17234897613525 51.9152946472169,8.17124366760254 51.9179306030273,8.17291164398193 51.9178504943848,8.17355632781982 51.9196929931641,8.16845321655273 51.9218788146973,8.16919326782227 51.9227790832519,8.1657829284668 51.9234848022461,8.16953277587896 51.9262809753418))0.0006POINT(8.120424166321792 51.92125380039217)
45929POLYGON((1.84372639656078 44.1942291259766,1.83679735660564 44.1904373168946,1.83791208267212 44.1781463623047,1.83791208267212 44.1781463623047,1.83247375488276 44.1786193847657,1.83247375488276 44.1786193847657,1.77739250659943 44.1922874450685,1.74963247776043 44.189868927002,1.7389287948609 44.1969299316407,1.7389287948609 44.1969299316407,1.74059689044952 44.2142486572266,1.75494396686565 44.2135314941407,1.76907658576977 44.2042121887208,1.78353464603435 44.202850341797,1.79987406730652 44.1953239440919,1.81898450851452 44.1975212097169,1.81790113449097 44.2074928283692,1.82943558692926 44.2131614685059,1.82943558692926 44.2131614685059,1.84372639656078 44.1942291259766))0.0006POINT(1.798418998718298 44.196616724917824)