CKAN Data API

Αποκτήστε πρόσβαση σε δεδομένα πόρων μέσω ενός δικτυακού API με μεγάλες δυνατότητες υποστήριξης ερωτημάτων. Further information in the main CKAN Data API and DataStore documentation.

Code examples:

Get 5 results containing "jones" in any field: 
curl https://opendata-staging.open1.eu/el/api/action/datastore_search \
  -H"Authorization:$API_TOKEN" -d '
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "limit": 5,
  "q": "jones"
}'
const resp = await fetch(`https://opendata-staging.open1.eu/el/api/action/datastore_search`, {
    method: 'POST',
    headers: {
        'content-type': 'application/json',
        authorization: API_TOKEN
    },
    body: JSON.stringify({
        resource_id: 'd3785984-f83e-43ed-a91a-9abb02557f1f',
        limit: 5,
        q: 'jones'
    })
})
await resp.json()
$json = @'
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "limit": 5,
  "q": "jones"
}
'@
$response = Invoke-RestMethod https://opendata-staging.open1.eu/el/api/action/datastore_search`
  -Method Post -Body $json -Headers @{"Authorization"="$API_TOKEN"}
$response.result.records

(using the ckanapi client library) 

from ckanapi import RemoteCKAN

rc = RemoteCKAN('https://opendata-staging.open1.eu/el/', apikey=API_TOKEN)
result = rc.action.datastore_search(
    resource_id="d3785984-f83e-43ed-a91a-9abb02557f1f",
    limit=5,
    q="jones",
)
print(result['records'])
library(httr2)

req <- request("https://opendata-staging.open1.eu/el/api/action/datastore_search")
result <- req %>% 
    req_headers(Authorization = API_TOKEN) %>% 
    req_body_json(list(
        resource_id = 'd3785984-f83e-43ed-a91a-9abb02557f1f',
        limit = 5,
        q = 'jones'))
    req_perform %>% 
    resp_body_json
Get results filtered by the contents of specific fields: 
curl https://opendata-staging.open1.eu/el/api/action/datastore_search \
-H"Authorization:$API_TOKEN" -d '
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "filters": {
    "identifier": 1,
    "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
  }
}'
const resp = await fetch(`https://opendata-staging.open1.eu/el/api/action/datastore_search`, {
    method: 'POST',
    headers: {
        'content-type': 'application/json',
        authorization: API_TOKEN
    },
    body: JSON.stringify({
        resource_id: 'd3785984-f83e-43ed-a91a-9abb02557f1f',
        filters: {
            name: "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\"",
            identifier: 1
        }
    })
await resp.json()
$json = @'
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "filters": {
    "identifier": 1,
    "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
  }
}
'@
$response = Invoke-RestMethod https://opendata-staging.open1.eu/el/api/action/datastore_search`
  -Method Post -Body $json -Headers @{"Authorization"="$API_TOKEN"}
$response.result.records
from ckanapi import RemoteCKAN

ck = RemoteCKAN('https://opendata-staging.open1.eu/el/', apikey=API_TOKEN)
result = ck.action.datastore_search(
    resource_id="d3785984-f83e-43ed-a91a-9abb02557f1f",
    filters={
        "identifier": 1,
        "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
    },
)
print(result['records'])
library(httr2)

req <- request("https://opendata-staging.open1.eu/el/api/action/datastore_search")
result <- req %>% 
    req_headers(Authorization = API_TOKEN) %>% 
    req_body_json(list(
        resource_id = 'd3785984-f83e-43ed-a91a-9abb02557f1f', 
        filters = list(
            name = "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\"",
            identifier = 1)))
    req_perform %>% 
    resp_body_json

Insert a new record: 
curl https://opendata-staging.open1.eu/el/api/action/datastore_upsert \
-H"Authorization:$API_TOKEN" -d '
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "method": "insert",
  "records: [
    {
      "identifier": 1,
      "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
    }
  ]
}'
const resp = await fetch(`https://opendata-staging.open1.eu/el/api/action/datastore_upsert`, {
    method: 'POST',
    headers: {
        'content-type': 'application/json',
        authorization: API_TOKEN
    },
    body: JSON.stringify({
        resource_id: 'd3785984-f83e-43ed-a91a-9abb02557f1f',
        method: "insert",
        records: [{
            name: "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\"",
            identifier: 1
        }]
    })
await resp.json()
$json = @'
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "method": "insert",
  "records": [
    {
      "identifier": 1,
      "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
    }
  ]
}
'@
$response = Invoke-RestMethod https://opendata-staging.open1.eu/el/api/action/datastore_upsert`
  -Method Post -Body $json -Headers @{"Authorization"="$API_TOKEN"}
$response.result.records
from ckanapi import RemoteCKAN

ck = RemoteCKAN('https://opendata-staging.open1.eu/el/', apikey=API_TOKEN)
result = ck.action.datastore_upsert(
    resource_id="d3785984-f83e-43ed-a91a-9abb02557f1f",
    method="insert",
    records=[{
        "identifier": 1,
        "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
    }]
)

library(httr2)

req <- request("https://opendata-staging.open1.eu/el/api/action/datastore_upsert")
result <- req %>% 
    req_headers(Authorization = API_TOKEN) %>% 
    req_body_json(list(
        resource_id = 'd3785984-f83e-43ed-a91a-9abb02557f1f', 
        method = 'insert',
        records = list(list(
            name = "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\"",
            identifier = 1))))
    req_perform %>% 
    resp_body_json
Update an existing record: 
curl https://opendata-staging.open1.eu/el/api/action/datastore_upsert \
-H"Authorization:$API_TOKEN" -d '
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "method": "update",
  "records: [
    {
      "_id": 1,
      "identifier": 1,
      "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
    }
  ]
}'
const resp = await fetch(`https://opendata-staging.open1.eu/el/api/action/datastore_upsert`, {
    method: 'POST',
    headers: {
        'content-type': 'application/json',
        authorization: API_TOKEN
    },
    body: JSON.stringify({
        resource_id: 'd3785984-f83e-43ed-a91a-9abb02557f1f',
        method: "update",
        records: [{
            _id: 1,
            name: "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\"",
            identifier: 1
        }]
    })
await resp.json()
$json = @'
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "method": "update",
  "records": [
    {
      "_id": 1,
      "identifier": 1,
      "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
    }
  ]
}
'@
$response = Invoke-RestMethod https://opendata-staging.open1.eu/el/api/action/datastore_upsert`
  -Method Post -Body $json -Headers @{"Authorization"="$API_TOKEN"}
$response.result.records
from ckanapi import RemoteCKAN

ck = RemoteCKAN('https://opendata-staging.open1.eu/el/', apikey=API_TOKEN)
result = ck.action.datastore_upsert(
    resource_id="d3785984-f83e-43ed-a91a-9abb02557f1f",
    method="update",
    records=[{
        "_id": 1,
        "identifier": 1,
        "name": "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\""
    }]
)

library(httr2)

req <- request("https://opendata-staging.open1.eu/el/api/action/datastore_upsert")
result <- req %>% 
    req_headers(Authorization = API_TOKEN) %>% 
    req_body_json(list(
        resource_id = 'd3785984-f83e-43ed-a91a-9abb02557f1f', 
        method = 'update',
        records = list(list(
            _id = 1,
            name = "\u0393\u03b5\u03bd\u03b9\u03ba\u03cc \u039d\u03bf\u03c3\u03bf\u03ba\u03bf\u03bc\u03b5\u03af\u03bf \u0391\u03b8\u03b7\u03bd\u03ce\u03bd \"\u039f \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\"",
            identifier = 1))))
    req_perform %>% 
    resp_body_json
"method" defaults to "upsert" i.e. records will be inserted or updated based on the primary key values passed

Delete a record: 
curl https://opendata-staging.open1.eu/el/api/action/datastore_records_delete \
-H"Authorization:$API_TOKEN" -d '
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "filters": {
    "_id": 1
  }
}'
const resp = await fetch(`https://opendata-staging.open1.eu/el/api/action/datastore_records_delete`, {
    method: 'POST',
    headers: {
        'content-type': 'application/json',
        authorization: API_TOKEN
    },
    body: JSON.stringify({
        resource_id: 'd3785984-f83e-43ed-a91a-9abb02557f1f',
        filters: {
            _id: 1
        }
    })
await resp.json()
$json = @'
{
  "resource_id": "d3785984-f83e-43ed-a91a-9abb02557f1f",
  "filters": {
    "_id": 1
  }
}
'@
$response = Invoke-RestMethod https://opendata-staging.open1.eu/el/api/action/datastore_records_delete`
  -Method Post -Body $json -Headers @{"Authorization"="$API_TOKEN"}
$response.result.records
from ckanapi import RemoteCKAN

ck = RemoteCKAN('https://opendata-staging.open1.eu/el/', apikey=API_TOKEN)
result = ck.action.datastore_records_delete(
    resource_id="d3785984-f83e-43ed-a91a-9abb02557f1f",
    filters={
        "_id": 1
    }
)

library(httr2)

req <- request("https://opendata-staging.open1.eu/el/api/action/datastore_records_delete")
result <- req %>% 
    req_headers(Authorization = API_TOKEN) %>% 
    req_body_json(list(
        resource_id = 'd3785984-f83e-43ed-a91a-9abb02557f1f', 
        filters = list(
            _id = 1)))
    req_perform %>% 
    resp_body_json

Some API endpoints may be accessed using a GET query string.

Παράδειγμα ερωτήματος (5 πρώτα αποτελέσματα)

https://opendata-staging.open1.eu/el/api/action/datastore_search?resource_id=d3785984-f83e-43ed-a91a-9abb02557f1f&limit=5

Παράδειγμα ερωτήματος (αποτελέσματα που περιέχουν το λεκτικό 'jones')

https://opendata-staging.open1.eu/el/api/action/datastore_search?resource_id=d3785984-f83e-43ed-a91a-9abb02557f1f&q=jones