TopK The topk operator returns the number of records grouped by the specified column. The second argument specifies the number of groups. Dataset[ { "id": "33702eb1-492a-41f7-a653-542786ba293b", "method": "GET", "req_duration_ms": 485.6099575675323, "resp_body_size_bytes": 3209, "server_datacenter": "WDC", "status": "201", "uri": "/api/v1/textdata/cnfigs", "user_agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_0) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1063.0 Safari/536.3" }, { "id": "067f5f91-ad30-40d4-af75-505c30660bc9", "method": "PUT", "req_duration_ms": 354.62561621684836, "resp_body_size_bytes": 5339, "server_datacenter": "WDC", "status": "301", "uri": "/api/v1/purchases/user/id", "user_agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_0) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1063.0 Safari/536.3" }, { "id": "ccbc1a80-3059-40fb-8148-51875479f651", "method": "GET", "req_duration_ms": 411.25783094962384, "resp_body_size_bytes": 4725, "server_datacenter": "BWI", "status": "200", "uri": "/api/v1/purchases/user/id", "user_agent": "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2228.0 Safari/537.36" }, { "id": "b8deea93-b42e-47f6-96f3-1906e73478e1", "method": "POST", "req_duration_ms": 393.73152734610846, "resp_body_size_bytes": 1554, "server_datacenter": "FRA", "status": "201", "uri": "/api/v1/payment/roll", "user_agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.24 (KHTML, like Gecko) Chrome/19.0.1055.1 Safari/535.24" }, { "id": "bdd40a49-360d-4b56-8a5a-85e9273c0c1d", "method": "GET", "req_duration_ms": 625.0717778802908, "resp_body_size_bytes": 5203, "server_datacenter": "FRA", "status": "301", "uri": "/api/v1/messages", "user_agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_0) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1063.0 Safari/536.3" }, { "id": "76cf181f-c461-4ae3-bc30-63f96288daa7", "method": "GET", "req_duration_ms": 437.67311278277845, "resp_body_size_bytes": 2270, "server_datacenter": "BWI", "status": "301", "uri": "/api/v1/user/notify", "user_agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.24 (KHTML, like Gecko) Chrome/19.0.1055.1 Safari/535.24" }, { "id": "78ff4c60-6593-4a65-a9f7-494506bc31cd", "method": "GET", "req_duration_ms": 411.88758335730506, "resp_body_size_bytes": 5039, "server_datacenter": "FRA", "status": "201", "uri": "/api/v1/purchases/user/id", "user_agent": "Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; InfoPath.1; SV1; .NET CLR 3.8.36217; WOW64; en-US)" }, { "id": "9f146cd1-80a5-4e64-8ab7-d5bc5a376bb2", "method": "PUT", "req_duration_ms": 327.86544315009814, "resp_body_size_bytes": 1260, "server_datacenter": "WDC", "status": "201", "uri": "/api/v1/textdata/users", "user_agent": "Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; SLCC1; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; .NET CLR 1.1.4322)" }, { "id": "8eaf1d65-cf3b-49fc-ab3a-c96d0625d44f", "method": "GET", "req_duration_ms": 503.7837139911841, "resp_body_size_bytes": 4571, "server_datacenter": "SEA", "status": "200", "uri": "/api/v1/cloud/prod/try", "user_agent": "Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/533.20.25 (KHTML, like Gecko) Version/5.0.4 Safari/533.20.27" }, { "id": "6bbd9b46-a6f1-4819-83ab-68d12aac9aca", "method": "POST", "req_duration_ms": 386.9658679150603, "resp_body_size_bytes": 4652, "server_datacenter": "LCY", "status": "201", "uri": "/api/v1/bank/warn", "user_agent": "Mozilla/5.0 (X11; FreeBSD i386) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.121 Safari/535.2" } ]APL EditorLoading APL Editor...Query ResultNo query result to show, please click the 'run query' button above! To learn more, see the top docs.