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They are corresponding to arrow::Type::type
values.
A degenerate NULL type represented as 0 bytes/bits. |
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A boolean value represented as 1 bit. |
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Little-endian 8bit unsigned integer. |
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Little-endian 8bit signed integer. |
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Little-endian 16bit unsigned integer. |
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Little-endian 16bit signed integer. |
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Little-endian 32bit unsigned integer. |
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Little-endian 32bit signed integer. |
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Little-endian 64bit unsigned integer. |
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Little-endian 64bit signed integer. |
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2-byte floating point value. |
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4-byte floating point value. |
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8-byte floating point value. |
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UTF-8 variable-length string. |
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Variable-length bytes (no guarantee of UTF-8-ness). |
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int32 days since the UNIX epoch. |
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int64 milliseconds since the UNIX epoch. |
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Exact timestamp encoded with int64 since UNIX epoch. Default unit millisecond. |
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Exact time encoded with int32, supporting seconds or milliseconds |
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Exact time encoded with int64, supporting micro- or nanoseconds |
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YEAR_MONTH or DAY_TIME interval in SQL style. |
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Precision- and scale-based decimal type. Storage type depends on the parameters. |
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A list of some logical data type. |
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Struct of logical types. |
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Unions of logical types. |
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Dictionary aka Category type. |