C / Datadog API Collection / Tag Configuration Cardinality Estimator
Back to Collection Items
#include <C_CkHttp.h>
#include <C_CkJsonObject.h>
#include <C_CkHttpResponse.h>
#include <C_CkStringBuilder.h>
void ChilkatSample(void)
{
HCkHttp http;
BOOL success;
HCkJsonObject queryParams;
HCkHttpResponse resp;
HCkStringBuilder sbResponseBody;
HCkJsonObject jResp;
int respStatusCode;
const char *Estimate_type;
const char *Estimated_at;
const char *Estimated_output_series;
const char *Id;
const char *v_Type;
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
http = CkHttp_Create();
queryParams = CkJsonObject_Create();
CkJsonObject_UpdateString(queryParams,"filter[groups]","<string>");
CkJsonObject_UpdateString(queryParams,"filter[hours_ago]","<integer>");
CkJsonObject_UpdateString(queryParams,"filter[num_aggregations]","<integer>");
CkJsonObject_UpdateString(queryParams,"filter[pct]","<boolean>");
CkJsonObject_UpdateString(queryParams,"filter[timespan_h]","<integer>");
CkHttp_SetRequestHeader(http,"Accept","application/json");
resp = CkHttp_QuickRequestParams(http,"GET","https://api.app.ddog-gov.com/api/v2/metrics/:metric_name/estimate",queryParams);
if (CkHttp_getLastMethodSuccess(http) == FALSE) {
printf("%s\n",CkHttp_lastErrorText(http));
CkHttp_Dispose(http);
CkJsonObject_Dispose(queryParams);
return;
}
sbResponseBody = CkStringBuilder_Create();
CkHttpResponse_GetBodySb(resp,sbResponseBody);
jResp = CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
CkJsonObject_putEmitCompact(jResp,FALSE);
printf("Response Body:\n");
printf("%s\n",CkJsonObject_emit(jResp));
respStatusCode = CkHttpResponse_getStatusCode(resp);
printf("Response Status Code = %d\n",respStatusCode);
if (respStatusCode >= 400) {
printf("Response Header:\n");
printf("%s\n",CkHttpResponse_header(resp));
printf("Failed.\n");
CkHttpResponse_Dispose(resp);
CkHttp_Dispose(http);
CkJsonObject_Dispose(queryParams);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);
return;
}
CkHttpResponse_Dispose(resp);
// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)
// {
// "data": {
// "attributes": {
// "estimate_type": "count_or_gauge",
// "estimated_at": "<dateTime>",
// "estimated_output_series": "<long>"
// },
// "id": "<string>",
// "type": "metric_cardinality_estimate"
// }
// }
// Sample code for parsing the JSON response...
// Use this online tool to generate parsing code from sample JSON: Generate JSON Parsing Code
// Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
Estimate_type = CkJsonObject_stringOf(jResp,"data.attributes.estimate_type");
Estimated_at = CkJsonObject_stringOf(jResp,"data.attributes.estimated_at");
Estimated_output_series = CkJsonObject_stringOf(jResp,"data.attributes.estimated_output_series");
Id = CkJsonObject_stringOf(jResp,"data.id");
v_Type = CkJsonObject_stringOf(jResp,"data.type");
CkHttp_Dispose(http);
CkJsonObject_Dispose(queryParams);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);
}
Curl Command
curl -G -d "filter[groups]=%3Cstring%3E"
-d "filter[hours_ago]=%3Cinteger%3E"
-d "filter[num_aggregations]=%3Cinteger%3E"
-d "filter[pct]=%3Cboolean%3E"
-d "filter[timespan_h]=%3Cinteger%3E"
-H "Accept: application/json"
https://api.app.ddog-gov.com/api/v2/metrics/:metric_name/estimate
Postman Collection Item JSON
{
"name": "Tag Configuration Cardinality Estimator",
"request": {
"method": "GET",
"header": [
{
"key": "Accept",
"value": "application/json"
}
],
"url": {
"raw": "{{baseUrl}}/api/v2/metrics/:metric_name/estimate?filter[groups]=<string>&filter[hours_ago]=<integer>&filter[num_aggregations]=<integer>&filter[pct]=<boolean>&filter[timespan_h]=<integer>",
"host": [
"{{baseUrl}}"
],
"path": [
"api",
"v2",
"metrics",
":metric_name",
"estimate"
],
"query": [
{
"key": "filter[groups]",
"value": "<string>",
"description": "Filtered tag keys that the metric is configured to query with."
},
{
"key": "filter[hours_ago]",
"value": "<integer>",
"description": "The number of hours of look back (from now) to estimate cardinality with."
},
{
"key": "filter[num_aggregations]",
"value": "<integer>",
"description": "The number of aggregations that a `count`, `rate`, or `gauge` metric is configured to use. Max number of aggregation combos is 9."
},
{
"key": "filter[pct]",
"value": "<boolean>",
"description": "A boolean, for distribution metrics only, to estimate cardinality if the metric includes additional percentile aggregators."
},
{
"key": "filter[timespan_h]",
"value": "<integer>",
"description": "A window, in hours, from the look back to estimate cardinality with."
}
],
"variable": [
{
"key": "metric_name",
"value": "<string>"
}
]
},
"description": "Returns the estimated cardinality for a metric with a given tag, percentile and number of aggregations configuration using Metrics without Limits™."
},
"response": [
{
"name": "Success",
"originalRequest": {
"method": "GET",
"header": [
{
"key": "Accept",
"value": "application/json"
},
{
"description": "Added as a part of security scheme: apikey",
"key": "DD-API-KEY",
"value": "<API Key>"
}
],
"url": {
"raw": "{{baseUrl}}/api/v2/metrics/:metric_name/estimate?filter[groups]=<string>&filter[hours_ago]=<integer>&filter[num_aggregations]=<integer>&filter[pct]=<boolean>&filter[timespan_h]=<integer>",
"host": [
"{{baseUrl}}"
],
"path": [
"api",
"v2",
"metrics",
":metric_name",
"estimate"
],
"query": [
{
"key": "filter[groups]",
"value": "<string>",
"description": "Filtered tag keys that the metric is configured to query with."
},
{
"key": "filter[hours_ago]",
"value": "<integer>",
"description": "The number of hours of look back (from now) to estimate cardinality with."
},
{
"key": "filter[num_aggregations]",
"value": "<integer>",
"description": "The number of aggregations that a `count`, `rate`, or `gauge` metric is configured to use. Max number of aggregation combos is 9."
},
{
"key": "filter[pct]",
"value": "<boolean>",
"description": "A boolean, for distribution metrics only, to estimate cardinality if the metric includes additional percentile aggregators."
},
{
"key": "filter[timespan_h]",
"value": "<integer>",
"description": "A window, in hours, from the look back to estimate cardinality with."
}
],
"variable": [
{
"key": "metric_name"
}
]
}
},
"status": "OK",
"code": 200,
"_postman_previewlanguage": "json",
"header": [
{
"key": "Content-Type",
"value": "application/json"
}
],
"cookie": [
],
"body": "{\n \"data\": {\n \"attributes\": {\n \"estimate_type\": \"count_or_gauge\",\n \"estimated_at\": \"<dateTime>\",\n \"estimated_output_series\": \"<long>\"\n },\n \"id\": \"<string>\",\n \"type\": \"metric_cardinality_estimate\"\n }\n}"
},
{
"name": "API error response.",
"originalRequest": {
"method": "GET",
"header": [
{
"key": "Accept",
"value": "application/json"
},
{
"description": "Added as a part of security scheme: apikey",
"key": "DD-API-KEY",
"value": "<API Key>"
}
],
"url": {
"raw": "{{baseUrl}}/api/v2/metrics/:metric_name/estimate?filter[groups]=<string>&filter[hours_ago]=<integer>&filter[num_aggregations]=<integer>&filter[pct]=<boolean>&filter[timespan_h]=<integer>",
"host": [
"{{baseUrl}}"
],
"path": [
"api",
"v2",
"metrics",
":metric_name",
"estimate"
],
"query": [
{
"key": "filter[groups]",
"value": "<string>",
"description": "Filtered tag keys that the metric is configured to query with."
},
{
"key": "filter[hours_ago]",
"value": "<integer>",
"description": "The number of hours of look back (from now) to estimate cardinality with."
},
{
"key": "filter[num_aggregations]",
"value": "<integer>",
"description": "The number of aggregations that a `count`, `rate`, or `gauge` metric is configured to use. Max number of aggregation combos is 9."
},
{
"key": "filter[pct]",
"value": "<boolean>",
"description": "A boolean, for distribution metrics only, to estimate cardinality if the metric includes additional percentile aggregators."
},
{
"key": "filter[timespan_h]",
"value": "<integer>",
"description": "A window, in hours, from the look back to estimate cardinality with."
}
],
"variable": [
{
"key": "metric_name"
}
]
}
},
"status": "Bad Request",
"code": 400,
"_postman_previewlanguage": "json",
"header": [
{
"key": "Content-Type",
"value": "application/json"
}
],
"cookie": [
],
"body": "{\n \"errors\": [\n \"<string>\",\n \"<string>\"\n ]\n}"
},
{
"name": "API error response.",
"originalRequest": {
"method": "GET",
"header": [
{
"key": "Accept",
"value": "application/json"
},
{
"description": "Added as a part of security scheme: apikey",
"key": "DD-API-KEY",
"value": "<API Key>"
}
],
"url": {
"raw": "{{baseUrl}}/api/v2/metrics/:metric_name/estimate?filter[groups]=<string>&filter[hours_ago]=<integer>&filter[num_aggregations]=<integer>&filter[pct]=<boolean>&filter[timespan_h]=<integer>",
"host": [
"{{baseUrl}}"
],
"path": [
"api",
"v2",
"metrics",
":metric_name",
"estimate"
],
"query": [
{
"key": "filter[groups]",
"value": "<string>",
"description": "Filtered tag keys that the metric is configured to query with."
},
{
"key": "filter[hours_ago]",
"value": "<integer>",
"description": "The number of hours of look back (from now) to estimate cardinality with."
},
{
"key": "filter[num_aggregations]",
"value": "<integer>",
"description": "The number of aggregations that a `count`, `rate`, or `gauge` metric is configured to use. Max number of aggregation combos is 9."
},
{
"key": "filter[pct]",
"value": "<boolean>",
"description": "A boolean, for distribution metrics only, to estimate cardinality if the metric includes additional percentile aggregators."
},
{
"key": "filter[timespan_h]",
"value": "<integer>",
"description": "A window, in hours, from the look back to estimate cardinality with."
}
],
"variable": [
{
"key": "metric_name"
}
]
}
},
"status": "Forbidden",
"code": 403,
"_postman_previewlanguage": "json",
"header": [
{
"key": "Content-Type",
"value": "application/json"
}
],
"cookie": [
],
"body": "{\n \"errors\": [\n \"<string>\",\n \"<string>\"\n ]\n}"
},
{
"name": "API error response.",
"originalRequest": {
"method": "GET",
"header": [
{
"key": "Accept",
"value": "application/json"
},
{
"description": "Added as a part of security scheme: apikey",
"key": "DD-API-KEY",
"value": "<API Key>"
}
],
"url": {
"raw": "{{baseUrl}}/api/v2/metrics/:metric_name/estimate?filter[groups]=<string>&filter[hours_ago]=<integer>&filter[num_aggregations]=<integer>&filter[pct]=<boolean>&filter[timespan_h]=<integer>",
"host": [
"{{baseUrl}}"
],
"path": [
"api",
"v2",
"metrics",
":metric_name",
"estimate"
],
"query": [
{
"key": "filter[groups]",
"value": "<string>",
"description": "Filtered tag keys that the metric is configured to query with."
},
{
"key": "filter[hours_ago]",
"value": "<integer>",
"description": "The number of hours of look back (from now) to estimate cardinality with."
},
{
"key": "filter[num_aggregations]",
"value": "<integer>",
"description": "The number of aggregations that a `count`, `rate`, or `gauge` metric is configured to use. Max number of aggregation combos is 9."
},
{
"key": "filter[pct]",
"value": "<boolean>",
"description": "A boolean, for distribution metrics only, to estimate cardinality if the metric includes additional percentile aggregators."
},
{
"key": "filter[timespan_h]",
"value": "<integer>",
"description": "A window, in hours, from the look back to estimate cardinality with."
}
],
"variable": [
{
"key": "metric_name"
}
]
}
},
"status": "Not Found",
"code": 404,
"_postman_previewlanguage": "json",
"header": [
{
"key": "Content-Type",
"value": "application/json"
}
],
"cookie": [
],
"body": "{\n \"errors\": [\n \"<string>\",\n \"<string>\"\n ]\n}"
},
{
"name": "Too Many Requests",
"originalRequest": {
"method": "GET",
"header": [
{
"key": "Accept",
"value": "application/json"
},
{
"description": "Added as a part of security scheme: apikey",
"key": "DD-API-KEY",
"value": "<API Key>"
}
],
"url": {
"raw": "{{baseUrl}}/api/v2/metrics/:metric_name/estimate?filter[groups]=<string>&filter[hours_ago]=<integer>&filter[num_aggregations]=<integer>&filter[pct]=<boolean>&filter[timespan_h]=<integer>",
"host": [
"{{baseUrl}}"
],
"path": [
"api",
"v2",
"metrics",
":metric_name",
"estimate"
],
"query": [
{
"key": "filter[groups]",
"value": "<string>",
"description": "Filtered tag keys that the metric is configured to query with."
},
{
"key": "filter[hours_ago]",
"value": "<integer>",
"description": "The number of hours of look back (from now) to estimate cardinality with."
},
{
"key": "filter[num_aggregations]",
"value": "<integer>",
"description": "The number of aggregations that a `count`, `rate`, or `gauge` metric is configured to use. Max number of aggregation combos is 9."
},
{
"key": "filter[pct]",
"value": "<boolean>",
"description": "A boolean, for distribution metrics only, to estimate cardinality if the metric includes additional percentile aggregators."
},
{
"key": "filter[timespan_h]",
"value": "<integer>",
"description": "A window, in hours, from the look back to estimate cardinality with."
}
],
"variable": [
{
"key": "metric_name"
}
]
}
},
"status": "Too Many Requests",
"code": 429,
"_postman_previewlanguage": "json",
"header": [
{
"key": "Content-Type",
"value": "application/json"
}
],
"cookie": [
],
"body": "{\n \"errors\": [\n \"<string>\",\n \"<string>\"\n ]\n}"
}
]
}
