Native Data types

U-SQL has many built-in Native U-SQL datatypes in that U-SQL has special support for them so that using them will be more performant. In general use the U-SQL's native data types wherever possible.

Most of the datatypes below will be familiar to a C#/.NET programmer. Indeed except for MAP and ARRAY, these ARE the normal .NET datatypes you are used to.

Numeric signed

sbyte
int
long
float
double
decimal
short

Numeric unsigned

byte
uint
ulong
ushort

Text

char
string

Complex

MAP<k,v>
ARRAY<v>

Miscellaneous

bool
Guid
DateTime
byte[]