Mastering ArcGIS Attribute Table Editing Techniques

GeographicInformationSystems UsingESRI ArcGIS 9.3 Workingwith theAttributeTable

To start editing (i.e. modifying), first ofallyouhavetoactivate the Editor toolbar EDITING

To start editing, first ofallyouhavetoactivate the Editor toolbar EDITING

Start Editing EDITING

Editoractivated EDITING

Editing asinglevalue/label Type or copy/paste EDITING: AttributeTable

Options: addfield Youcannot addfields whenyou are in the editing environment! ATTRIBUTE TABLE

Options: addfield Name (not duplicate) ATTRIBUTE TABLE

Options: addfield Type Short integer ± 32’768 Long integer ± 2’147’483’648 Float ca. ± 2^38 Doubleca. ± 2^308 Textalphanumeric Date mm/dd/yyyyhh:mm:ss ATTRIBUTE TABLE

Options: addfield Length(only text:numberof alphanumeric characters) ATTRIBUTE TABLE

Options: addfield Precision(numberofdigits) Scale(numberofdigitsafter the decimalpoint) (Onlynumbers) ATTRIBUTE TABLE

Data Types • Text (alphanumeric) • Number • Nominal (e.g. a postal code) • Ordinal (e.g. orderofalluvalterrace) • Cardinal • Withconventional zero (e.g. temperature) • Withreal zero (e.g. precipitation)

Text and nominal and ordinalnumbers can onlybesortedNo statisticevaluation (suchascentralvalues or dispersionparameters) isallowed, exceptfor the evaluationof the modalclass

Cardinal numberswithreal zero can besubmittedto full statisticanalysesCardinal numberswithconventional zero don’t allowratios(e.g. 20°C isnot the doubleof 10°C)

Selection Click on the squareto the leftof the record ATTRIBUTE TABLE

Zoom toSelection Double click on the squareto the leftof the record ATTRIBUTE TABLE

Zoom toSelection Thenminimize or resize the attributetable ATTRIBUTE TABLE

Multiple Selection Press the “CTRL” or “Shift” keyswhileselecting ATTRIBUTE TABLE

Show method All ATTRIBUTE TABLE

Show method Selected ATTRIBUTE TABLE

Multiple field editing Editing onefield forall the selectedrecords ATTRIBUTE TABLE

Multiple field editing Editing onefield forall the selectedrecords Fieldcalculator ATTRIBUTE TABLE

Multiple field editing Editing onefield forall the selectedrecords FieldcalculatorSimplytype in the newvalue/label Text must beplaced betweenquatationmarks ATTRIBUTE TABLE

Multiple field editing Editing onefield forall the selectedrecords FieldcalculatorRun the calculator ATTRIBUTE TABLE

Multiple field editing Editing onefield forall the selectedrecords FieldcalculatorResult ATTRIBUTE TABLE

Mastering ArcGIS Attribute Table Editing Techniques

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