Yaya tsawon fayil din fayil zai tsira?

Na dan lokaci ina tsammanin tsarin mahimmanci shine maye gurbin fayil din ESRI; amma dai yana yin kama da geodatabase ga ArcPad, wanda ke nuna cewa ESRI zai nacewa akan sa mu sha wahala tare da tsarin shp.

Matsalar

image Shp format kasawan ne ta shekaru, don adana bayanai a tabular form kamar yadda ya kusan 20 shekaru ba tare da kasancewa iya kafa dangantaka da waste daga kananan fayiloli cewa a ajiye halaye daban-daban da kuma dokoki na vector data.

ESRI ya sanar da axf a matsayin tsari don amfani da Arcpad cewa daga 7.1 version zai iya sarrafa wurare da aka haɗa inda za ka iya hada halayen, suing, projection da sauran siffofin da kadan dinorex ba zai iya yi.

Ko da yake wasu sun kaddamar da kuka zuwa Sama ce, "Shin, muna bukatar wani format na sarari data?" ESRI nace shi ne, ba wani sabon format amma kamar geodatabase ne a tsarin dokoki domin sarari data gina a kan Microsoft SQL Server Karamin Edition (SQLCE) ... a cikin maƙasudin ma'ana, irin yanayin da mutane da yawa sun soki saboda samun API mai tsanani.

... ƙila ba sabon tsarin ba ne amma yana ƙara ƙaddamarwa ga kasuwa don samfurori na geospatial, duk ya kamata a yanzu gina wata yarjejeniya don hulɗa da wannan tsari.

Kuma wannan ya kamata a yi axf

  • Tattara fayiloli siffofi a cikin bayanai, ana adana nau'in halayen fayil a cikin dbf... a cikin BLOB (binary babban abu) a cikin ginshiƙan launi na dbf ... da kuma ba shi da dbf.
  • Sa'an nan kuma a wani tebur akwai matatatattun abubuwa irin su tsinkaya, alama, siffofin da rubutun.
  • Tarin samfurori, tare da yadudduka da sauran cikakkun bayanai ana iya la'akari da fayil ɗaya.
  • Har ila yau ana iya haɗa shi da geodatabase, yarda da yankuna, subtypes da dangantaka ... Ina tsammanin ka'idojin topological da kuma biyo baya.

Resultados

image A yi, wani da GPS zai je sansanin, yin cadastral tabbatarwa a kan taswira (ba da sauki shapefile) kamar yadda idan ka aka aiki tare da tebur dandali, tabbatas ko akwai topological mutunci gidajen abinci da kuma aika da data via GSM zuwa da tsakiyar database ... iya ba da shi? ... ah, a gafarce ni, tare da ArcPad!

Mutane da yawa sunyi imani da cewa idan ESRI ta nace kan kare lafiyarta, wata rana zabin xml (kml, gml) za su ci shi da rai ... ba kome ba idan ya auri Microsoft.

6 tana nunawa "Yaya tsawon fayil zai kasance?"

  1. Hi, za ku iya bayyana mani yadda zan iya bude fayil na .shp tare da 2010 mai kwakwalwa zai yi godiya.

  2. Duk da haka, tsarin da aka ajiye jayayyar ba'a kasance daidai ba a cikin fayil na shp? Wannan shi ne yanayin tare da geomata filin na geodatabase.

  3. Yaya zai yiwu cewa ....

    «Tattara fayilolin siffofi a cikin wani bayanai, ana adana halaye na fayilolin tsari a cikin dbf ... kuma buga dbf.»

    Idan kayi amfani da bayanai don adana siffar, ta yaya za a iya kiyaye bayanin alphanumeric a cikin DBF na waje?

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