JsonbArrayElementsTableFunction

micromegas::analytics::dfext::jsonb::array_elements

Struct JsonbArrayElementsTableFunction 

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pub struct JsonbArrayElementsTableFunction {}
Expand description

A DataFusion TableFunctionImpl that expands a JSONB array into rows with a single value column.

Usage:

SELECT jsonb_as_string(elem.value)
FROM jsonb_array_elements(jsonb_parse('[1, 2, 3]')) as elem

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impl Debug for JsonbArrayElementsTableFunction

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Default for JsonbArrayElementsTableFunction

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fn default() -> JsonbArrayElementsTableFunction

Returns the “default value” for a type. Read more
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impl TableFunctionImpl for JsonbArrayElementsTableFunction

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fn call(&self, args: &[Expr]) -> Result<Arc<dyn TableProvider>, DataFusionError>

Create a table provider

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