sources

This table contains all the sources for our datasets. The description column contains JSON encoded as text that contains useful additional fields like a longer descriptive text "additionalInfo".

Data license: CC-BY

1 row where datasetId = 2718 sorted by id descending

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id ▲ name description createdAt updatedAt datasetId additionalInfo link dataPublishedBy
15451 United States Postal Service (2018) 
{
    "link": "https://about.usps.com/who-we-are/postal-history/delivery-points-since-1905.pdf",
    "retrievedDate": "04/04/2018",
    "additionalInfo": "Source notes: In 2004, the Postal Service refined its reporting of addresses on rural and highway contract routes by no longer\ncounting vacant addresses (unoccupied for more than 90 days) and addresses of customers who received mail solely\nvia Post Office box. Numbers may not add up due to rounding.",
    "dataPublishedBy": "United States Postal Service",
    "dataPublisherSource": "1905-1970, Annual Report of the Postmaster General; 1971-2010, Comprehensive Statement on Postal Operations; since 2011, Annual Report to Congress and Comprehensive Statement on Postal Operations"
}
 2018-04-04 14:09:35 2018-04-04 14:09:35 Delivery points in the US - United States Postal Service (2018) 2718 Source notes: In 2004, the Postal Service refined its reporting of addresses on rural and highway contract routes by no longer counting vacant addresses (unoccupied for more than 90 days) and addresses of customers who received mail solely via Post Office box. Numbers may not add up due to rounding. https://about.usps.com/who-we-are/postal-history/delivery-points-since-1905.pdf United States Postal Service

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CREATE TABLE "sources" (
	"id" INTEGER PRIMARY KEY AUTOINCREMENT,
	"name" VARCHAR(512) NULL  ,
	"description" TEXT NOT NULL  ,
	"createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ,
	"updatedAt" DATETIME NULL  ,
	"datasetId" INTEGER NULL, additionalInfo TEXT GENERATED ALWAYS as (JSON_EXTRACT(description, '$.additionalInfo')) VIRTUAL, link TEXT GENERATED ALWAYS as (JSON_EXTRACT(description, '$.link')) VIRTUAL, dataPublishedBy TEXT GENERATED ALWAYS as (JSON_EXTRACT(description, '$.dataPublishedBy')) VIRTUAL,
	FOREIGN KEY("datasetId") REFERENCES "datasets" ("id") ON UPDATE RESTRICT ON DELETE RESTRICT
);
CREATE INDEX "sources_datasetId" ON "sources" ("datasetId");