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diff --git a/web/api/formatters/README.md b/web/api/formatters/README.md deleted file mode 100644 index ddc70d90f..000000000 --- a/web/api/formatters/README.md +++ /dev/null @@ -1,82 +0,0 @@ -<!-- -title: "Query formatting" -custom_edit_url: https://github.com/netdata/netdata/edit/master/web/api/formatters/README.md -sidebar_label: "Query formatting" -learn_status: "Published" -learn_topic_type: "References" -learn_rel_path: "Developers/Web/Api/Formatters" ---> - -# Query formatting - -API data queries need to be formatted before returned to the caller. -Using API parameters, the caller may define the format he/she wishes to get back. - -The following formats are supported: - -| format|module|content type|description| -|:----:|:----:|:----------:|:----------| -| `array`|[ssv](https://github.com/netdata/netdata/blob/master/web/api/formatters/ssv/README.md)|application/json|a JSON array| -| `csv`|[csv](https://github.com/netdata/netdata/blob/master/web/api/formatters/csv/README.md)|text/plain|a text table, comma separated, with a header line (dimension names) and `\r\n` at the end of the lines| -| `csvjsonarray`|[csv](https://github.com/netdata/netdata/blob/master/web/api/formatters/csv/README.md)|application/json|a JSON array, with each row as another array (the first row has the dimension names)| -| `datasource`|[json](https://github.com/netdata/netdata/blob/master/web/api/formatters/json/README.md)|application/json|a Google Visualization Provider `datasource` javascript callback| -| `datatable`|[json](https://github.com/netdata/netdata/blob/master/web/api/formatters/json/README.md)|application/json|a Google `datatable`| -| `html`|[csv](https://github.com/netdata/netdata/blob/master/web/api/formatters/csv/README.md)|text/html|an html table| -| `json`|[json](https://github.com/netdata/netdata/blob/master/web/api/formatters/json/README.md)|application/json|a JSON object| -| `jsonp`|[json](https://github.com/netdata/netdata/blob/master/web/api/formatters/json/README.md)|application/json|a JSONP javascript callback| -| `markdown`|[csv](https://github.com/netdata/netdata/blob/master/web/api/formatters/csv/README.md)|text/plain|a markdown table| -| `ssv`|[ssv](https://github.com/netdata/netdata/blob/master/web/api/formatters/ssv/README.md)|text/plain|a space separated list of values| -| `ssvcomma`|[ssv](https://github.com/netdata/netdata/blob/master/web/api/formatters/ssv/README.md)|text/plain|a comma separated list of values| -| `tsv`|[csv](https://github.com/netdata/netdata/blob/master/web/api/formatters/csv/README.md)|text/plain|a TAB delimited `csv` (MS Excel flavor)| - -For examples of each format, check the relative module documentation. - -## Metadata with the `jsonwrap` option - -All data queries can be encapsulated to JSON object having metadata about the query and the results. - -This is done by adding the `options=jsonwrap` to the API URL (if there are other `options` append -`,jsonwrap` to the existing ones). - -This is such an object: - -```bash -# curl -Ss 'https://registry.my-netdata.io/api/v1/data?chart=system.cpu&after=-3600&points=6&group=average&format=csv&options=nonzero,jsonwrap' -{ - "api": 1, - "id": "system.cpu", - "name": "system.cpu", - "view_update_every": 600, - "update_every": 1, - "first_entry": 1540387074, - "last_entry": 1540647070, - "before": 1540647000, - "after": 1540644000, - "dimension_names": ["steal", "softirq", "user", "system", "iowait"], - "dimension_ids": ["steal", "softirq", "user", "system", "iowait"], - "latest_values": [0, 0.2493766, 1.745636, 0.4987531, 0], - "view_latest_values": [0.0158314, 0.0516506, 0.866549, 0.7196127, 0.0050002], - "dimensions": 5, - "points": 6, - "format": "csv", - "result": "time,steal,softirq,user,system,iowait\n2018-10-27 13:30:00,0.0158314,0.0516506,0.866549,0.7196127,0.0050002\n2018-10-27 13:20:00,0.0149856,0.0529183,0.8673155,0.7121144,0.0049979\n2018-10-27 13:10:00,0.0137501,0.053315,0.8578097,0.7197613,0.0054209\n2018-10-27 13:00:00,0.0154252,0.0554688,0.899432,0.7200638,0.0067252\n2018-10-27 12:50:00,0.0145866,0.0495922,0.8404341,0.7011141,0.0041688\n2018-10-27 12:40:00,0.0162366,0.0595954,0.8827475,0.7020573,0.0041636\n", - "min": 0, - "max": 0 -} -``` - -## Downloading data query result files - -Following the [Google Visualization Provider guidelines](https://developers.google.com/chart/interactive/docs/dev/implementing_data_source), -Netdata supports parsing `tqx` options. - -Using these options, any Netdata data query can instruct the web browser to download -the result and save it under a given filename. - -For example, to download a CSV file with CPU utilization of the last hour, -[click here](https://registry.my-netdata.io/api/v1/data?chart=system.cpu&after=-3600&format=csv&options=nonzero&tqx=outFileName:system+cpu+utilization+of+the+last_hour.csv). - -This is done by appending `&tqx=outFileName:FILENAME` to any data query. -The output will be in the format given with `&format=`. - - |