1.3 KiB
1.3 KiB
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array.from() function | The experimental `array.from()` function constructs a table from an array of objects. |
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The experimental array.from()
function constructs a table from an array of objects.
Each object in the array is converted into an output row or record.
All records must have the same keys and data types.
Function type: Input
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import "experimental/array"
array.from(rows: [
{_time: 2020-01-01T00:00:00Z, _field: "exampleField", _value: 3, foo: "bar"},
{_time: 2020-01-01T00:01:00Z, _field: "exampleField", _value: 4, foo: "bar"},
{_time: 2020-01-01T00:02:00Z, _field: "exampleField", _value: 1, foo: "bar"}
])
Parameters
rows
Array of records to construct a table with.
Data type: Array of objects
Examples
Build an arbitrary table
import "experimental/array"
rows = [
{foo: "bar", baz: 21.2}
{foo: "bar", baz: 23.8}
]
array.from(rows: rows)
Union custom rows with query results
import "influxdata/influxdb/v1"
import "experimental/array"
tags = v1.tagValues(
bucket: "example-bucket",
tag: "host"
)
wildcard_tag = array.from(rows: [{_value: "*"}])
union(tables: [tags, wildcard_tag])