ColumnDecoder
Read onlyYes
FinalYes
Methods
- __construct() : mixed
- decode() : Column
- Nested nulls follow Arrow: a list element or map value holds nulls only when optional or of the null kind, a map key never, a structure child always may (its parent's nulls mask it).
Methods
__construct()
public
__construct([BufferLayout $layout = new BufferLayout() ]) : mixed
Parameters
- $layout : BufferLayout = new BufferLayout()
decode()
Nested nulls follow Arrow: a list element or map value holds nulls only when optional or of the null kind, a map key never, a structure child always may (its parent's nulls mask it).
public
decode(Type<string|int, mixed> $type, Buffers $buffers, int $count, int $nullCount) : Column
Parameters
- $type : Type<string|int, mixed>
- $buffers : Buffers
- $count : int
- $nullCount : int