nullable.

single, repeated-field.

non-nullable.

eight byte signed integer.

single bit value (boolean).

days since 4713bc.

a decimal supporting precision between 10 and 18.

dense decimal representation, supporting precision between 19 and 28.

a decimal supporting precision between 19 and 28.

dense decimal representation, supporting precision between 28 and 38.

a decimal supporting precision between 29 and 38.

a decimal supporting precision between 1 and 9.

fixed length binary, padded with 0 bytes.

utf8 fixed length string, padded with spaces.

4 byte ieee 754.

8 byte ieee 754.

four byte signed integer.

TBD.

Interval type specifying DAY to SECONDS.

Interval type specifying YEAR to MONTH.

late binding type.

an empty map column.

signed decimal with two digit precision.

a value of unknown type (e.g.

two byte signed integer.

time in micros before or after 2000/1/1.

TBD.

unix epoch time in millis.

time in micros before or after 2000/1/1 with timezone.

single byte signed integer.

unsigned 1 byte integer.

unsigned 2 byte integer.

unsigned 4 byte integer.

unsigned 8 byte integer.

utf16 variable length string.

variable length binary.

utf8 variable length string.

variable width decimal (arbitrary precision).

Enum value maps for DataMode.

Enum value maps for DataMode.

Enum value maps for MinorType.

Enum value maps for MinorType.