Enumeration

ArrowType

Declaration

enum Arrow.Type

Description [src]

They are corresponding to arrow::Type::type values.

Members

Name	Description
`GARROW_TYPE_NA`	A degenerate NULL type represented as 0 bytes/bits.
`GARROW_TYPE_BOOLEAN`	A boolean value represented as 1-bit.
`GARROW_TYPE_UINT8`	Little-endian 8-bit unsigned integer.
`GARROW_TYPE_INT8`	Little-endian 8-bit signed integer.
`GARROW_TYPE_UINT16`	Little-endian 16-bit unsigned integer.
`GARROW_TYPE_INT16`	Little-endian 16-bit signed integer.
`GARROW_TYPE_UINT32`	Little-endian 32-bit unsigned integer.
`GARROW_TYPE_INT32`	Little-endian 32-bit signed integer.
`GARROW_TYPE_UINT64`	Little-endian 64-bit unsigned integer.
`GARROW_TYPE_INT64`	Little-endian 64-bit signed integer.
`GARROW_TYPE_HALF_FLOAT`	2-byte floating point value.
`GARROW_TYPE_FLOAT`	4-byte floating point value.
`GARROW_TYPE_DOUBLE`	8-byte floating point value.
`GARROW_TYPE_STRING`	UTF-8 variable-length string.
`GARROW_TYPE_BINARY`	Variable-length bytes (no guarantee of UTF-8-ness).
`GARROW_TYPE_FIXED_SIZE_BINARY`	Fixed-size binary. Each value occupies the same number of bytes.
`GARROW_TYPE_DATE32`	Int32 days since the UNIX epoch.
`GARROW_TYPE_DATE64`	Int64 milliseconds since the UNIX epoch.
`GARROW_TYPE_TIMESTAMP`	Exact timestamp encoded with int64 since UNIX epoch. Default unit millisecond.
`GARROW_TYPE_TIME32`	Exact time encoded with int32, supporting seconds or milliseconds.
`GARROW_TYPE_TIME64`	Exact time encoded with int64, supporting micro- or nanoseconds.
`GARROW_TYPE_MONTH_INTERVAL`	YEAR_MONTH interval in SQL style.
`GARROW_TYPE_DAY_TIME_INTERVAL`	DAY_TIME interval in SQL style.
`GARROW_TYPE_DECIMAL128`	Precision- and scale-based decimal type with 128-bit. Storage type depends on the parameters.
`GARROW_TYPE_DECIMAL256`	Precision- and scale-based decimal type with 256-bit. Storage type depends on the parameters.
`GARROW_TYPE_LIST`	A list of some logical data type.
`GARROW_TYPE_STRUCT`	Struct of logical types.
`GARROW_TYPE_SPARSE_UNION`	Sparse unions of logical types.
`GARROW_TYPE_DENSE_UNION`	Dense unions of logical types.
`GARROW_TYPE_DICTIONARY`	Dictionary aka Category type.
`GARROW_TYPE_MAP`	A repeated struct logical type.
`GARROW_TYPE_EXTENSION`	Custom data type, implemented by user.
`GARROW_TYPE_FIXED_SIZE_LIST`	Fixed size list of some logical type.
`GARROW_TYPE_DURATION`	Measure of elapsed time in either seconds, milliseconds, microseconds or nanoseconds.
`GARROW_TYPE_LARGE_STRING`	64bit offsets UTF-8 variable-length string.
`GARROW_TYPE_LARGE_BINARY`	64bit offsets Variable-length bytes (no guarantee of UTF-8-ness).
`GARROW_TYPE_LARGE_LIST`	A list of some logical data type with 64-bit offsets.
`GARROW_TYPE_MONTH_DAY_NANO_INTERVAL`	MONTH_DAY_NANO interval in SQL style.
`GARROW_TYPE_RUN_END_ENCODED`	Run-end encoded data.
`GARROW_TYPE_STRING_VIEW`	String (UTF8) view type with 4-byte prefix and inline small string optimization.
`GARROW_TYPE_BINARY_VIEW`	Bytes view type with 4-byte prefix and inline small string optimization.
`GARROW_TYPE_DECIMAL32`	Precision- and scale-based decimal.
`GARROW_TYPE_DECIMAL64`	Precision- and scale-based decimal type with 64-bit. Storage type depends on the parameters.