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package.json
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package.json
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{
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"name": "tps_etl",
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"version": "1.0.0",
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"description": "third party source data transformation",
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"main": "index.js",
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"scripts": {
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"test": "uh"
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},
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"repository": {
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"type": "git",
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"url": "git+https://github.com/fleetside72/tps_etl.git"
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},
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"author": "",
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"license": "ISC",
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"bugs": {
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"url": "https://github.com/fleetside72/tps_etl/issues"
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},
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"homepage": "https://github.com/fleetside72/tps_etl#readme"
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}
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35
readme.md
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readme.md
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Generic Data Transformation Tool
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----------------------------------------------
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=======================================================
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The goal is to:
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1. house external data and prevent duplication on insert
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@ -33,24 +33,49 @@ Major Interactions
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### Interaction Details
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* Source Definitions (Maint/Inquire)
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* _Source Definitions (Maint/Inquire)_
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* display a list of existing sources with display detials/edit options
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* create new option
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* underlying function is `tps.srce_set(_name text, _defn jsonb)`
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* Regex Instructions (Maint/Inquire)
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* the current definition of a source includes data based on bad presumptions:
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* how to load from a csv file using `COPY`
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* setup a Postgres type to reflect the associated columns (if applicable)
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* _Regex Instructions (Maint/Inquire)_
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* display a list of existing instruction sets with display details/edit options
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* create new option
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* underlying function is `tps.srce_map_def_set(_srce text, _map text, _defn jsonb, _seq int)` which takes a source "code" and a json
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* Cross Reference List (Maint/Inquire)
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* _Cross Reference List (Maint/Inquire)_
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* first step is to populate a list of values returned from the instructions (choose all or unmapped) `tps.report_unmapped(_srce text)`
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* the list of rows facilitates additional named column(s) to be added which are used to assign values anytime the result occurs
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* function to set the values of the cross reference `tps.srce_map_val_set_multi(_maps jsonb)`
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* Run Import
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* _Run Import_
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* underlying function is `tps.srce_import(_path text, _srce text)`
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source definition
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----------------------------------------------------------------------
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* **load data**
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* parsing function reference
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* csv_from_client --> load file dialog, send content as post body to backend, backend sends array of json as argument to database?
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* custom_pnc_parse --> load file dialog, send content as post body to backend, parse out data to array of json and send to db as large json object?
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* _note_ : the database will have to store in the json a reference to these functions which the browser will need to read in order to act on an import request
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* the brwosers role is to extract the contents of a file and send them as a post body to the backend for processing under target function (/parse_csv&q=source)
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* constraints
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* **read data**
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* top level key to table as type?
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* function that returns a string that is a list of columns?
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* custom function to read and return the table?
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