howtos:workwithdata:data_format_vs_file_format
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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howtos:workwithdata:data_format_vs_file_format [2009/11/19 23:19] shona.weldon |
howtos:workwithdata:data_format_vs_file_format [2011/06/24 19:14] (current) chris.strashok |
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| export (myVar[]; dataFormat=tab, fileFormat=text, dataFile=myVarOutput.txt) | export (myVar[]; dataFormat=tab, fileFormat=text, dataFile=myVarOutput.txt) | ||
| </code> | </code> | ||
| - | |||
| ===== File Formats ===== | ===== File Formats ===== | ||
| These are the supported file formats for each tool | These are the supported file formats for each tool | ||
| ^fileFormat^Description^import^export^ | ^fileFormat^Description^import^export^ | ||
| - | | text| standard | yes | yes | | + | | text| ASCII and readable by any text editor| yes | yes | |
| - | | dbf | standard | yes | yes | | + | | dbf | standard database format | yes | yes | |
| - | | shape | produced by arc info | yes | yes | | + | | shape((http://www.esri.com/library/whitepapers/pdfs/shapefile.pdf)) | ARCInfo GIS format | yes | yes | |
| - | | mif | produced by map info | yes | yes | | + | | mif((http://www.gissky.com/download/Download/DataFormat/Mapinfo_Mif.pdf)) | MapInfo GIS format (geographic object definition) | yes | yes | |
| - | | mid | produced by map info| yes | yes | | + | | mid | MapInfo GIS format (attribute table) | yes | yes | |
| | tool | A file written by whatIf?'s tool languages in binary format | yes | yes | | | tool | A file written by whatIf?'s tool languages in binary format | yes | yes | | ||
| ===== Data Formats ===== | ===== Data Formats ===== | ||
| These are the supported data formats for each tool | These are the supported data formats for each tool | ||
| - | ^dataFormat^Description^import^export^ | + | ^dataFormat^Description^import^export^ ^ |
| - | | coordinate | The data is in delimited columns where the first columns specify the element names in the respective dimension sets and the data is in the last column| yes | yes | | + | | coordinate | The data is in delimited columns where the first columns specify the element names in the respective dimension sets and the data is in the last column. \\ \\ Pros: hunt & peck (order resilience). This is the preferred format.| yes | yes | [[howtos:workwithdata:coordExample | See Example]] | |
| - | | tool | A file written by whatIf?'s tool languages in binary format | yes | yes | | + | | tool | A file written by whatIf?'s tool languages in binary format | yes | yes | | |
| - | | odometer | Data is delimited as each data item is read it fills the object in the order of it's dimensions. No validation that the data lands in the right cells is done. | yes | yes | | + | | odometer | Data is delimited as each data item is read it fills the object in the order of it's dimensions. No validation that the data lands in the right cells is done. \\ \\ Pros: row and column headings not required, good for reading legacy TOOL output | yes | yes | [[howtos:workwithdata:odomExample | See Example]] | |
| - | | mapping | | yes | yes | | + | | mapping | | yes | yes | | |
| - | | record | | yes | yes | | + | | [[howtos:workwithdata:importing_and_tabulating_record-based_datasets|record]] | The data is in delimited columns where the source data is read into a two dimensional variable consisting of a numerical record id and a user defined set of fields. \\ \\ Pros: Can convert text data into integer codes, extract data sets that are not continuous, can easily tabulate or cross-tabulate variables. \\ Cons: The source data must have unique column descriptions for each field that are usually related in some way. | yes | yes | [[howtos:workwithdata:recordExample|See Example]] | |
| - | | whatIfGEO (rename) | | yes | yes | | + | | whatIfGEO (rename) | | yes | yes | | |
| + | |||
| + | Provide more conceptual description of the different data formats, their pros and cons, etc. FIXME | ||
howtos/workwithdata/data_format_vs_file_format.1258672766.txt.gz · Last modified: 2009/11/19 23:19 by shona.weldon
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