DescribeDatastore SQL Server Example
CREATE PROCEDURE ChilkatSample
AS
BEGIN
DECLARE @hr int
DECLARE @iTmp0 int
DECLARE @sTmp0 nvarchar(max)
-- This example requires the Chilkat API to have been previously unlocked.
-- See Global Unlock Sample for sample code.
DECLARE @rest int
EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Rest', @rest OUT
IF @hr <> 0
BEGIN
PRINT 'Failed to create ActiveX component'
RETURN
END
DECLARE @success int
DECLARE @authAws int
EXEC @hr = sp_OACreate 'Chilkat_9_5_0.AuthAws', @authAws OUT
EXEC sp_OASetProperty @authAws, 'AccessKey', 'AWS_ACCESS_KEY'
EXEC sp_OASetProperty @authAws, '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.)
EXEC sp_OASetProperty @authAws, 'Region', 'us-west-2'
EXEC sp_OASetProperty @authAws, 'ServiceName', 'iotanalytics'
-- SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
EXEC sp_OAMethod @rest, 'SetAuthAws', @success OUT, @authAws
-- URL: https://iotanalytics.us-west-2.amazonaws.com/
-- Use the same region as specified above.
EXEC sp_OAMethod @rest, 'Connect', @success OUT, 'iotanalytics.us-west-2.amazonaws.com', 443, 1, 1
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @rest, 'ConnectFailReason', @iTmp0 OUT
PRINT 'ConnectFailReason: ' + @iTmp0
EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @rest
EXEC @hr = sp_OADestroy @authAws
RETURN
END
EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'Content-Type', 'application/x-amz-json-1.1'
EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'X-Amz-Target', 'DescribeDatastore'
DECLARE @sbResponseBody int
EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbResponseBody OUT
EXEC sp_OAMethod @rest, 'FullRequestNoBodySb', @success OUT, 'GET', '/datastores/{datastoreName}', @sbResponseBody
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @rest
EXEC @hr = sp_OADestroy @authAws
EXEC @hr = sp_OADestroy @sbResponseBody
RETURN
END
DECLARE @respStatusCode int
EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @respStatusCode OUT
PRINT 'response status code = ' + @respStatusCode
IF @respStatusCode <> 200
BEGIN
PRINT 'Response Header:'
EXEC sp_OAGetProperty @rest, 'ResponseHeader', @sTmp0 OUT
PRINT @sTmp0
PRINT 'Response Body:'
EXEC sp_OAMethod @sbResponseBody, 'GetAsString', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @rest
EXEC @hr = sp_OADestroy @authAws
EXEC @hr = sp_OADestroy @sbResponseBody
RETURN
END
DECLARE @jResp int
EXEC @hr = sp_OACreate 'Chilkat_9_5_0.JsonObject', @jResp OUT
EXEC sp_OAMethod @jResp, 'LoadSb', @success OUT, @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
DECLARE @AttributeName nvarchar(max)
DECLARE @timestampPartitionAttributeName nvarchar(max)
DECLARE @TimestampFormat nvarchar(max)
DECLARE @name nvarchar(max)
DECLARE @v_type nvarchar(max)
DECLARE @Arn nvarchar(max)
EXEC sp_OAMethod @jResp, 'StringOf', @Arn OUT, 'datastore.arn'
DECLARE @CreationTime int
EXEC sp_OAMethod @jResp, 'IntOf', @CreationTime OUT, 'datastore.creationTime'
DECLARE @LastMessageArrivalTime int
EXEC sp_OAMethod @jResp, 'IntOf', @LastMessageArrivalTime OUT, 'datastore.lastMessageArrivalTime'
DECLARE @LastUpdateTime int
EXEC sp_OAMethod @jResp, 'IntOf', @LastUpdateTime OUT, 'datastore.lastUpdateTime'
DECLARE @Name nvarchar(max)
EXEC sp_OAMethod @jResp, 'StringOf', @Name OUT, 'datastore.name'
DECLARE @NumberOfDays int
EXEC sp_OAMethod @jResp, 'IntOf', @NumberOfDays OUT, 'datastore.retentionPeriod.numberOfDays'
DECLARE @Unlimited int
EXEC sp_OAMethod @jResp, 'IntOf', @Unlimited OUT, 'datastore.retentionPeriod.unlimited'
DECLARE @Status nvarchar(max)
EXEC sp_OAMethod @jResp, 'StringOf', @Status OUT, 'datastore.status'
DECLARE @Bucket nvarchar(max)
EXEC sp_OAMethod @jResp, 'StringOf', @Bucket OUT, 'datastore.storage.customerManagedS3.bucket'
DECLARE @KeyPrefix nvarchar(max)
EXEC sp_OAMethod @jResp, 'StringOf', @KeyPrefix OUT, 'datastore.storage.customerManagedS3.keyPrefix'
DECLARE @RoleArn nvarchar(max)
EXEC sp_OAMethod @jResp, 'StringOf', @RoleArn OUT, 'datastore.storage.customerManagedS3.roleArn'
DECLARE @CustomerManagedS3StorageBucket nvarchar(max)
EXEC sp_OAMethod @jResp, 'StringOf', @CustomerManagedS3StorageBucket OUT, 'datastore.storage.iotSiteWiseMultiLayerStorage.customerManagedS3Storage.bucket'
DECLARE @CustomerManagedS3StorageKeyPrefix nvarchar(max)
EXEC sp_OAMethod @jResp, 'StringOf', @CustomerManagedS3StorageKeyPrefix OUT, 'datastore.storage.iotSiteWiseMultiLayerStorage.customerManagedS3Storage.keyPrefix'
DECLARE @EstimatedOn int
EXEC sp_OAMethod @jResp, 'IntOf', @EstimatedOn OUT, 'statistics.size.estimatedOn'
DECLARE @EstimatedSizeInBytes int
EXEC sp_OAMethod @jResp, 'IntOf', @EstimatedSizeInBytes OUT, 'statistics.size.estimatedSizeInBytes'
DECLARE @i int
SELECT @i = 0
DECLARE @count_i int
EXEC sp_OAMethod @jResp, 'SizeOfArray', @count_i OUT, 'datastore.datastorePartitions.partitions'
WHILE @i < @count_i
BEGIN
EXEC sp_OASetProperty @jResp, 'I', @i
EXEC sp_OAMethod @jResp, 'StringOf', @AttributeName OUT, 'datastore.datastorePartitions.partitions[i].attributePartition.attributeName'
EXEC sp_OAMethod @jResp, 'StringOf', @timestampPartitionAttributeName OUT, 'datastore.datastorePartitions.partitions[i].timestampPartition.attributeName'
EXEC sp_OAMethod @jResp, 'StringOf', @TimestampFormat OUT, 'datastore.datastorePartitions.partitions[i].timestampPartition.timestampFormat'
SELECT @i = @i + 1
END
SELECT @i = 0
EXEC sp_OAMethod @jResp, 'SizeOfArray', @count_i OUT, 'datastore.fileFormatConfiguration.parquetConfiguration.schemaDefinition.columns'
WHILE @i < @count_i
BEGIN
EXEC sp_OASetProperty @jResp, 'I', @i
EXEC sp_OAMethod @jResp, 'StringOf', @name OUT, 'datastore.fileFormatConfiguration.parquetConfiguration.schemaDefinition.columns[i].name'
EXEC sp_OAMethod @jResp, 'StringOf', @v_type OUT, 'datastore.fileFormatConfiguration.parquetConfiguration.schemaDefinition.columns[i].type'
SELECT @i = @i + 1
END
-- A sample JSON response body parsed by the above code:
-- {
-- "datastore": {
-- "arn": "string",
-- "creationTime": number,
-- "datastorePartitions": {
-- "partitions": [
-- {
-- "attributePartition": {
-- "attributeName": "string"
-- },
-- "timestampPartition": {
-- "attributeName": "string",
-- "timestampFormat": "string"
-- }
-- }
-- ]
-- },
-- "fileFormatConfiguration": {
-- "jsonConfiguration": {},
-- "parquetConfiguration": {
-- "schemaDefinition": {
-- "columns": [
-- {
-- "name": "string",
-- "type": "string"
-- }
-- ]
-- }
-- }
-- },
-- "lastMessageArrivalTime": number,
-- "lastUpdateTime": number,
-- "name": "string",
-- "retentionPeriod": {
-- "numberOfDays": number,
-- "unlimited": boolean
-- },
-- "status": "string",
-- "storage": {
-- "customerManagedS3": {
-- "bucket": "string",
-- "keyPrefix": "string",
-- "roleArn": "string"
-- },
-- "iotSiteWiseMultiLayerStorage": {
-- "customerManagedS3Storage": {
-- "bucket": "string",
-- "keyPrefix": "string"
-- }
-- },
-- "serviceManagedS3": {}
-- }
-- },
-- "statistics": {
-- "size": {
-- "estimatedOn": number,
-- "estimatedSizeInBytes": number
-- }
-- }
-- }
EXEC @hr = sp_OADestroy @rest
EXEC @hr = sp_OADestroy @authAws
EXEC @hr = sp_OADestroy @sbResponseBody
EXEC @hr = sp_OADestroy @jResp
END
GO
