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as_largestring_array in datafusion::common::arrow::array::cast - Rust
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datafusion::common::arrow::array::cast

Function as_largestring_array

Source 
pub fn as_largestring_array(
    arr: &dyn Array,
) -> &GenericByteArray<GenericStringType<i64>>
Expand description

Force downcast of an Array, such as an ArrayRef to LargeStringArray, panicking on failure.