Chilkat Online Tools

ExecuteStatement Python Example

Amazon Redshift Data API

import sys
import chilkat

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

rest = chilkat.CkRest()

authAws = chilkat.CkAuthAws()
authAws.put_AccessKey("AWS_ACCESS_KEY")
authAws.put_SecretKey("AWS_SECRET_KEY")

# Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
authAws.put_Region("us-west-2")
authAws.put_ServiceName("redshift-data")
# SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws)

# URL: https://redshift-data.us-west-2.amazonaws.com/
# Use the same region as specified above.
success = rest.Connect("redshift-data.us-west-2.amazonaws.com",443,True,True)
if (success != True):
    print("ConnectFailReason: " + str(rest.get_ConnectFailReason()))
    print(rest.lastErrorText())
    sys.exit()

# The following code creates the JSON request body.
# The JSON created by this code is shown below.

# Use this online tool to generate code from sample JSON:
# Generate Code to Create JSON

json = chilkat.CkJsonObject()
json.UpdateString("ClusterIdentifier","string")
json.UpdateString("Database","string")
json.UpdateString("DbUser","string")
json.UpdateString("Parameters[0].name","string")
json.UpdateString("Parameters[0].value","string")
json.UpdateString("SecretArn","string")
json.UpdateString("Sql","string")
json.UpdateString("StatementName","string")
json.UpdateInt("WithEvent",123)

# The JSON request body created by the above code:

# {
#   "ClusterIdentifier": "string",
#   "Database": "string",
#   "DbUser": "string",
#   "Parameters": [
#     {
#       "name": "string",
#       "value": "string"
#     }
#   ],
#   "SecretArn": "string",
#   "Sql": "string",
#   "StatementName": "string",
#   "WithEvent": boolean
# }

rest.AddHeader("Content-Type","application/x-amz-json-1.1")
rest.AddHeader("X-Amz-Target","RedshiftData.ExecuteStatement")

sbRequestBody = chilkat.CkStringBuilder()
json.EmitSb(sbRequestBody)
sbResponseBody = chilkat.CkStringBuilder()
success = rest.FullRequestSb("POST","/",sbRequestBody,sbResponseBody)
if (success != True):
    print(rest.lastErrorText())
    sys.exit()

respStatusCode = rest.get_ResponseStatusCode()
print("response status code = " + str(respStatusCode))
if (respStatusCode != 200):
    print("Response Header:")
    print(rest.responseHeader())
    print("Response Body:")
    print(sbResponseBody.getAsString())
    sys.exit()

jResp = chilkat.CkJsonObject()
jResp.LoadSb(sbResponseBody)

# The following code parses the JSON response.
# A sample JSON response is shown below the sample code.

# Use this online tool to generate parsing code from sample JSON:
# Generate Parsing Code from JSON

ClusterIdentifier = jResp.stringOf("ClusterIdentifier")
CreatedAt = jResp.IntOf("CreatedAt")
Database = jResp.stringOf("Database")
DbUser = jResp.stringOf("DbUser")
Id = jResp.stringOf("Id")
SecretArn = jResp.stringOf("SecretArn")

# A sample JSON response body parsed by the above code:

# {
#   "ClusterIdentifier": "string",
#   "CreatedAt": number,
#   "Database": "string",
#   "DbUser": "string",
#   "Id": "string",
#   "SecretArn": "string"
# }