PROPERTY:

 

 

 

 

 

 

 

 

 

 

 

 

 

DESCRIPTION:

 

 

 

 

Indicates the data type of a value.

 

 

 

 

 

 

 

 

PROPERTY OF:

 

 

 

 

ADOXColumn

 

 

 

 

ADOParameter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DEFAULT VALUE:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DESCRIPTION:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Data type:

Default size:

Maximum size:

Index allowed:

Allowable values:

DESCRIPTION:

 

 

Char

 

254

 

All keyboard characters

Fixed-length character string

 

 

WChar

 

254

 

 

Fixed-length character string; Unicode

 

 

VarChar

 

 

 

Variable-length character string

 

 

LongVarChar

 

 

 

Long variable-length character string

 

 

VarWChar

 

254

 

 

Variable-length character string; Unicode

 

 

LongVarWChar

 

 

 

Long variable-length character string; Unicode

 

 

BSTR

 

254

 

 

Null-terminated character string; Unicode

 

 

OLEDate

 

8 bytes

 

 

OLE Automation date

 

 

Date

 

8 bytes

 

 

Database date data structure

 

 

Time

 

8 bytes

 

 

Database time data structure

 

 

TimeStamp

 

8 bytes

 

 

Database timestamp structure

 

 

Logical

 

1 byte

 

 

Boolean value

 

 

TinyInt

 

1 byte

 

 

1-byte signed integer

 

 

UnsignedTinyInt

 

1 byte

 

 

1-byte unsigned integer

 

 

SmallInt

 

2 bytes

 

 

2-byte signed integer

 

 

UnsignedSmallInt

 

2 bytes

 

 

2-byte unsigned integer 

 

 

Integer

 

4 bytes

 

 

4-byte signed integer

 

 

UnsignedInt

 

4 bytes

 

 

4-byte unsigned integer

 

 

BigInt

 

8 bytes

 

 

8-byte signed integer

 

 

UnsignedBigInt

 

8 bytes

 

 

8-byte unsigned integer

 

 

Double

 

8 bytes

 

 

Double-precision floating point value

 

 

Single

 

 

 

Single-precision floating point value

 

 

Currency

 

8 bytes

 

 

8-byte signed integer; scale 10

 

 

Numeric

 

 

 

An exact numeric value with a fixed precision and scale

 

 

Decimal

 

 

 

An exact numeric value with a fixed precision and scale

 

 

Binary

 

 

 

Fixed-length binary data

 

 

VarNumeric

 

 

 

An exact numeric value with a fixed precision and scale

 

 

VarBinary

 

 

 

Variable-length binary data

 

 

LongVarBinary

 

 

 

Long variable-length binary data

 

 

Chapter

 

4 bytes

 

 

 4-byte chapter value that identifies rows in a child rowset

 

 

GUID

 

 

 

Globally unique identifier (GUID)