Macros for OLE DB Provider Templates
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The OLE DB Templates Provider macros offer functionality in the following categories:
Property Set Map Macros
| BEGIN_PROPERTY_SET | Marks the beginning of a property set. |
| BEGIN_PROPERTY_SET_EX | Marks the beginning of a property set. |
| BEGIN_PROPSET_MAP | Marks the beginning of a property set that can be hidden or defined outside the scope of the provider. |
| CHAIN_PROPERTY_SET | Chains property groups together. |
| END_PROPERTY_SET | Marks the end of a property set. |
| END_PROPSET_MAP | Marks the end of a property set map. |
| PROPERTY_INFO_ENTRY | Sets a specific property in a property set to a default value. |
| PROPERTY_INFO_ENTRY_EX | Sets a specific property in a property set to a value supplied by you. Also enables you to set flags and options. |
| PROPERTY_INFO_ENTRY_VALUE | Sets a specific property in a property set to a value supplied by you. |
Column Map Macros
| BEGIN_PROVIDER_COLUMN_MAP | Marks the beginning of the provider column map entries. |
| END_PROVIDER_COLUMN_MAP | Marks the end of the provider column map entries. |
| PROVIDER_COLUMN_ENTRY | Represents a specific column supported by the provider. |
| PROVIDER_COLUMN_ENTRY_GN | Represents a specific column supported by the provider. You can specify the column's size, data type, precision, scale, and schema rowset GUID. |
| PROVIDER_COLUMN_ENTRY_FIXED | Represents a specific column supported by the provider. You can specify the column data type. |
| PROVIDER_COLUMN_ENTRY_LENGTH | Represents a specific column supported by the provider. You can specify the column size. |
| PROVIDER_COLUMN_ENTRY_STR | Represents a specific column supported by the provider. It assumes the column type is a string. |
| PROVIDER_COLUMN_ENTRY_TYPE_LENGTH | Represents a specific column supported by the provider. Like PROVIDER_COLUMN_ENTRY_LENGTH, but also allows you to specify the column's data type as well as size. |
| PROVIDER_COLUMN_ENTRY_WSTR | Represents a specific column supported by the provider. It assumes the column type is a Unicode character string. |
Schema Rowset Macros
| BEGIN_SCHEMA_MAP | Marks the beginning of a schema map. |
| SCHEMA_ENTRY | Associates a GUID with a class. |
| END_SCHEMA_MAP | Marks the end of a schema map. |
See Also
OLE DB Provider Templates
OLE DB Provider Template Architecture
Creating an OLE DB Provider
OLE DB Provider Templates Reference