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Paul Trowbridge 2017-07-07 14:12:05 -04:00
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@ -4,21 +4,20 @@ Concepts
pull various static files into postgres and do basic transformation without losing the original document pull various static files into postgres and do basic transformation without losing the original document
or getting into custom code for each scenario or getting into custom code for each scenario
##Storage ## Storage
all records are jsonb all records are jsonb
applied mappings are in associated jsonb documents applied mappings are in associated jsonb documents
##Import ## Import
`COPY` function utilized `COPY` function utilized
##Mappings ## Mappings
1. regular expressions are used to extract pieces of the json objects 1. regular expressions are used to extract pieces of the json objects
2. the results of the regular expressions are bumped up against a list of basic mappings and written to an associated jsonb document 2. the results of the regular expressions are bumped up against a list of basic mappings and written to an associated jsonb document
##Transformation tools ## Transformation tools
* `COPY` * `COPY`
* `regexp_matches()` * `regexp_matches()`
##Difficulties ## Difficulties
Non standard file formats will require additional logic Non standard file formats will require additional logic
This