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CProviderTypes, CProviderInfo

Call the typedef class CProviderTypes to implement its parameter class CProviderInfo.

Remarks

See Schema Rowset Classes and Typedef Classes for more information on using typedef classes.

This class identifies the (base) data types supported by the data provider.

The following table lists the class data members and their corresponding OLE DB Columns. See PROVIDER_TYPES Rowset in the OLE DB Programmer's Reference for more information about the schema and columns.

Data members

OLE DB columns

m_szTypeName

TYPE_NAME

m_nDataType

DATA_TYPE

m_nColumnSize

COLUMN_SIZE

m_szLiteralPrefix

LITERAL_PREFIX

m_szLiteralSuffix

LITERAL_SUFFIX

m_szCreateParams

CREATE_PARAMS

m_bIsNullable

IS_NULLABLE

m_bCaseSensitive

CASE_SENSITIVE

m_nSearchable

SEARCHABLE

m_bUnsignedAttribute

UNSIGNED_ATTRIBUTE

m_bFixedPrecScale

FIXED_PREC_SCALE

m_bAutoUniqueValue

AUTO_UNIQUE_VALUE

m_szLocalTypeName

LOCAL_TYPE_NAME

m_nMinScale

MINIMUM_SCALE

m_nMaxScale

MAXIMUM_SCALE

m_guidType

GUID

m_szTypeLib

TYPELIB

m_szVersion

VERSION

m_bIsLong

IS_LONG

m_bBestMatch

BEST_MATCH

Requirements

Header: atldbsch.h

See Also

Reference

CRestrictions Class