Struct arrow::array::GenericStringBuilder [−][src]
pub struct GenericStringBuilder<OffsetSize: OffsetSizeTrait> { /* fields omitted */ }
Implementations
Creates a new StringBuilder
,
capacity
is the number of bytes of string data to pre-allocate space for in this builder
Creates a new StringBuilder
,
data_capacity
is the number of bytes of string data to pre-allocate space for in this builder
item_capacity
is the number of items to pre-allocate space for in this builder
Appends a string into the builder.
Automatically calls the append
method to delimit the string appended in as a
distinct array element.
Finish the current variable-length list array slot.
Append a null value to the array.
Append an Option
value to the array.
Builds the StringArray
and reset this builder.
Trait Implementations
Returns the builder as a mutable Any
reference.
Returns the boxed builder as a box of Any
.