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": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "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: '85ebe422-b70b-4182-b020-25f89f7006d9',
        limit: 5,
        q: 'jones'
    })
})
await resp.json()
$json = @'
{
  "resource_id": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "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="85ebe422-b70b-4182-b020-25f89f7006d9",
    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 = '85ebe422-b70b-4182-b020-25f89f7006d9',
        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": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "filters": {
    "afm": "free-form text",
    "doy": "free-form text"
  }
}'
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: '85ebe422-b70b-4182-b020-25f89f7006d9',
        filters: {
            afm: "free-form text",
            doy: "free-form text"
        }
    })
await resp.json()
$json = @'
{
  "resource_id": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "filters": {
    "afm": "free-form text",
    "doy": "free-form text"
  }
}
'@
$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="85ebe422-b70b-4182-b020-25f89f7006d9",
    filters={
        "afm": "free-form text",
        "doy": "free-form text"
    },
)
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 = '85ebe422-b70b-4182-b020-25f89f7006d9', 
        filters = list(
            afm = "free-form text",
            doy = "free-form text")))
    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": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "method": "insert",
  "records: [
    {
      "afm": "free-form text",
      "birthDate": "2024-01-01",
      "doy": "free-form text",
      "firmCommerTitle": "free-form text",
      "iNiFlag": "free-form text",
      "mothersFirstName": "free-form text",
      "ninLegalStatusDescr": "free-form text"
    }
  ]
}'
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: '85ebe422-b70b-4182-b020-25f89f7006d9',
        method: "insert",
        records: [{
            afm: "free-form text",
            doy: "free-form text",
            iNiFlag: "free-form text",
            mothersFirstName: "free-form text",
            ninLegalStatusDescr: "free-form text",
            birthDate: "2024-01-01",
            firmCommerTitle: "free-form text"
        }]
    })
await resp.json()
$json = @'
{
  "resource_id": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "method": "insert",
  "records": [
    {
      "afm": "free-form text",
      "birthDate": "2024-01-01",
      "doy": "free-form text",
      "firmCommerTitle": "free-form text",
      "iNiFlag": "free-form text",
      "mothersFirstName": "free-form text",
      "ninLegalStatusDescr": "free-form text"
    }
  ]
}
'@
$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="85ebe422-b70b-4182-b020-25f89f7006d9",
    method="insert",
    records=[{
        "afm": "free-form text",
        "birthDate": "2024-01-01",
        "doy": "free-form text",
        "firmCommerTitle": "free-form text",
        "iNiFlag": "free-form text",
        "mothersFirstName": "free-form text",
        "ninLegalStatusDescr": "free-form text"
    }]
)

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 = '85ebe422-b70b-4182-b020-25f89f7006d9', 
        method = 'insert',
        records = list(list(
            afm = "free-form text",
            doy = "free-form text",
            iNiFlag = "free-form text",
            mothersFirstName = "free-form text",
            ninLegalStatusDescr = "free-form text",
            birthDate = "2024-01-01",
            firmCommerTitle = "free-form text"))))
    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": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "method": "update",
  "records: [
    {
      "_id": "21",
      "afm": "free-form text",
      "birthDate": "2024-01-01",
      "doy": "free-form text",
      "firmCommerTitle": "free-form text",
      "iNiFlag": "free-form text",
      "mothersFirstName": "free-form text",
      "ninLegalStatusDescr": "free-form text"
    }
  ]
}'
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: '85ebe422-b70b-4182-b020-25f89f7006d9',
        method: "update",
        records: [{
            _id: "21",
            afm: "free-form text",
            doy: "free-form text",
            iNiFlag: "free-form text",
            mothersFirstName: "free-form text",
            ninLegalStatusDescr: "free-form text",
            birthDate: "2024-01-01",
            firmCommerTitle: "free-form text"
        }]
    })
await resp.json()
$json = @'
{
  "resource_id": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "method": "update",
  "records": [
    {
      "_id": "21",
      "afm": "free-form text",
      "birthDate": "2024-01-01",
      "doy": "free-form text",
      "firmCommerTitle": "free-form text",
      "iNiFlag": "free-form text",
      "mothersFirstName": "free-form text",
      "ninLegalStatusDescr": "free-form text"
    }
  ]
}
'@
$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="85ebe422-b70b-4182-b020-25f89f7006d9",
    method="update",
    records=[{
        "_id": "21",
        "afm": "free-form text",
        "birthDate": "2024-01-01",
        "doy": "free-form text",
        "firmCommerTitle": "free-form text",
        "iNiFlag": "free-form text",
        "mothersFirstName": "free-form text",
        "ninLegalStatusDescr": "free-form text"
    }]
)

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 = '85ebe422-b70b-4182-b020-25f89f7006d9', 
        method = 'update',
        records = list(list(
            _id = "21",
            afm = "free-form text",
            doy = "free-form text",
            iNiFlag = "free-form text",
            mothersFirstName = "free-form text",
            ninLegalStatusDescr = "free-form text",
            birthDate = "2024-01-01",
            firmCommerTitle = "free-form text"))))
    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": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "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: '85ebe422-b70b-4182-b020-25f89f7006d9',
        filters: {
            _id: 1
        }
    })
await resp.json()
$json = @'
{
  "resource_id": "85ebe422-b70b-4182-b020-25f89f7006d9",
  "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="85ebe422-b70b-4182-b020-25f89f7006d9",
    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 = '85ebe422-b70b-4182-b020-25f89f7006d9', 
        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=85ebe422-b70b-4182-b020-25f89f7006d9&limit=5

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

https://opendata-staging.open1.eu/el/api/action/datastore_search?resource_id=85ebe422-b70b-4182-b020-25f89f7006d9&q=jones