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 = 5975 sorted by id descending

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id ▲ name description createdAt updatedAt datasetId additionalInfo link dataPublishedBy
27556 USDA National Agricultural Statistics Service (NASS) 
{
    "link": "https://quickstats.nass.usda.gov/",
    "retrievedDate": "2023-04-20",
    "additionalInfo": "This data is sourced from the USDA/NASS database, which reports survey data on corn yields in bushels per acre. To convert these values to tonnes per hectare, we have used a conversion factor of 0.06276, following <a href=\"https://www.ers.usda.gov/webdocs/publications/41880/33132_ah697_002.pdf\">USDA definitions</a>.\n",
    "dataPublishedBy": "National Agricultural Statistics Service of the United States Department of Agriculture (USDA/NASS)",
    "dataPublisherSource": null
}
 2023-04-25 12:55:43 2023-04-25 12:55:43 Long-term corn yields in United States (USDA/NASS, 2023) 5975 This data is sourced from the USDA/NASS database, which reports survey data on corn yields in bushels per acre. To convert these values to tonnes per hectare, we have used a conversion factor of 0.06276, following <a href="https://www.ers.usda.gov/webdocs/publications/41880/33132_ah697_002.pdf">USDA definitions</a>. https://quickstats.nass.usda.gov/ National Agricultural Statistics Service of the United States Department of Agriculture (USDA/NASS)

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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");