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November 18, 2023 03:23
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| { | |
| "generators": [ | |
| { | |
| "table": "sensors", | |
| "vars": { | |
| "id": { | |
| "_gen": "oneOf", | |
| "choices": ["sensor-1", "sensor-2", "sensor-3", "sensor-4", "sensor-5"] | |
| } | |
| }, | |
| "row": { | |
| "sensorId": { | |
| "_gen": "var", "var": "id" | |
| }, | |
| "timestamp": { | |
| "_gen": "formatDateTime", | |
| "ms": { | |
| "_gen": "now" | |
| } | |
| } | |
| }, | |
| "stateMachine": { | |
| "_gen": "stateMachine", | |
| "for": { | |
| "_gen": "var", | |
| "var": "id" | |
| }, | |
| "initial": "start", | |
| "transitions": { | |
| "start": "update", | |
| "update": "update" | |
| }, | |
| "states": { | |
| "start": { | |
| "row": { | |
| "value": { | |
| "_gen": "normalDistribution", | |
| "mean": 50, | |
| "sd": 5 | |
| } | |
| } | |
| }, | |
| "update": { | |
| "row": { | |
| "value": { | |
| "_gen": "add", | |
| "args": [ | |
| { | |
| "_gen": "uniformDistribution", | |
| "bounds": [-1, 1] | |
| }, | |
| { | |
| "_gen": "previousEvent", | |
| "path": [ "row", "value" ] | |
| } | |
| ] | |
| } | |
| } | |
| } | |
| } | |
| }, | |
| "localConfigs": { | |
| "throttle": { | |
| "ms": 1000 | |
| } | |
| } | |
| } | |
| ], | |
| "connections": { | |
| "pg": { | |
| "kind": "postgres", | |
| "connectionConfigs": { | |
| "host": "localhost", | |
| "port": 5432, | |
| "db": "mydb" | |
| } | |
| } | |
| } | |
| } |
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| #!vd -p | |
| {"longname": "open-file", "input": "data.json", "keystrokes": "o"} | |
| {"sheet": "data", "col": "row", "row": "", "longname": "expand-col", "input": "", "keystrokes": "(", "comment": "expand current column of containers one level"} | |
| {"sheet": "data", "col": "table", "row": "", "longname": "hide-col", "input": "", "keystrokes": "-", "comment": "Hide current column"} | |
| {"sheet": "data", "col": "row.timestamp", "row": "", "longname": "type-date", "input": "", "keystrokes": "@", "comment": "set type of current column to date"} | |
| {"sheet": "data", "col": "row.timestamp", "row": "", "longname": "key-col", "input": "", "keystrokes": "!", "comment": "toggle current column as a key column"} | |
| {"sheet": "data", "col": "row.sensorId", "row": "", "longname": "key-col", "input": "", "keystrokes": "!", "comment": "toggle current column as a key column"} | |
| {"sheet": "data", "col": "row.value", "row": "", "longname": "plot-column", "input": "", "keystrokes": ".", "comment": "plot current numeric column vs key columns; numeric key column is used for x-axis, while categorical key columns determine color"} |
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