- Recipes
- SAP HANA Cloud to Google Storage CSV file
Connect SAP HANA Cloud and Google Storage CSV file in our serverless environment
Use this template to Read rows from SAP HANA Cloud using them to create CSV file entries in Google Storage Bucket.
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Read rows from SAP HANA Cloud
Used integrations:
JavaScript
Python
class SapHanaSourceSelect {
async init() {
// TODO: Create your SAP HANA credential:
// More info at https://yepcode.io/docs/integrations/sap-hana#credential-configuration
this.connection = yepcode.integration.sapHana(
"your-sap-hana-credential-name"
);
}
async fetch(publish, done) {
// TODO: Customize your sql query
// https://help.sap.com/docs/SAP_HANA_CLIENT/f1b440ded6144a54ada97ff95dac7adf/a5c332936d9f47d8b820a4ecc427352c.html?locale=en-US
const sql = "SELECT * FROM your_table";
const rows = this.connection.exec(sql);
for (const row of rows) {
await publish(row);
}
done();
}
async close() {
this.connection.disconnect();
}
}
class SapHanaSourceSelect:
def setup(self):
# TODO: Create your SAP HANA credential:
# More info at https://yepcode.io/docs/integrations/sap-hana#credential-configuration
self.connection = yepcode.integration.sap_hana('your-sap-hana-credential-name')
def generator(self):
# TODO: Customize your sql query
# https://help.sap.com/docs/SAP_HANA_CLIENT/f1b440ded6144a54ada97ff95dac7adf/3b89755ceec042e5919313b40acf8794.html?locale=en-US
cursor = self.connection.cursor()
cursor.execute("SELECT * FROM your_table WHERE ID BETWEEN ? AND ?", (2, 3))
for row in cursor:
yield row
cursor.close()
def close(self):
self.connection.close()
Do you need help solving this integration with YepCode?
Let's talkCreate CSV file entries in Google Storage Bucket
Used integrations:
- JavaScript
- Python
class GoogleStorageTargetUploadCsv {
async init() {
// TODO: Create your google-storage credential
// More info at https://yepcode.io/docs/integrations/google-storage/#credential-configuration
const googleStorage = yepcode.integration.googleStorage(
"your-google-storage-credential-name"
);
// TODO: Customize your bucket name
const bucket = googleStorage.bucket("your-bucket-name");
// TODO: choose a destination file
const blob = bucket.file(`one-folder/my-filename-${Date.now()}.csv`);
this.ws = blob.createWriteStream({
metadata: {
contentType: "text/csv",
},
});
// Transform the items into a csv format
this.stringifier = csv.stringify({
delimiter: ",",
});
this.stringifier.pipe(this.ws);
}
async consume(item) {
// TODO: Customize csv row content with your item content
const csvRow = [item.id, item.name];
this.stringifier.write(csvRow);
}
async close() {
this.stringifier.end();
}
}
import csv
import io
class AccumulatingStream:
def __init__(self):
self.data = io.BytesIO()
def write(self, item):
self.data.write(item.encode("utf-8"))
def get_stream(self):
self.data.seek(0)
return self.data
class GoogleStorageTargetUploadCsv:
def setup(self):
# TODO: Create your Google Storage credential:
# More info at https://yepcode.io/docs/integrations/google-storage/#credential-configuration
self.storage_client = yepcode.integration.googleStorage("your-storage-credential-name")
self.acc_stream = AccumulatingStream()
self.stringifier = csv.writer(self.acc_stream, delimiter=",")
def consume(self, generator, done):
for item in generator:
# TODO: customize the csv row to create from your item content
csv_row = [item["value"], item["text"]]
self.stringifier.writerow(csv_row)
done()
def close(self):
# TODO: customize the bucket name and object key
try:
bucket = self.storage_client.get_bucket("bucket_name")
blob = bucket.blob("object_key")
# Upload from a stream
blob.upload_from_file(self.acc_stream.get_stream())
except Exception as error:
print(f"Error uploading object: {error}")
CSVFAQs
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These recipes are an excellent starting point for creating your own YepCode processes and solving complex integration and automation problems.
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