Namespace: | System.Data.CONNX | ||
Description: | The CNXDataAdapter class handles the actual reading from the database and the data conversion from the native data source to .NET-managed types. | ||
Properties: | FieldCount | ||
Return Type: | Int | ||
Description: | The FieldCount property returns an int value containing the number of fields in the resultset. | ||
IsClosed | |||
Return Type: | Bool | ||
Description: | This IsClosed property returns a Boolean value that is true if the CNXDataReader is open. | ||
RecordsAffected | |||
Return Type: | Int | ||
Description: | The RecordsAffected property returns an Int value that is the number of records affected. | ||
Methods: | Close | ||
Return Type: | Void | ||
Description: | The Close method closes the CNXDataReader. | ||
Parameters: | None | ||
Dispose | |||
Return Type: | Void | ||
Description: | The Dispose method releases any resources held by the object. | ||
Parameters: | Disposing | ||
Type: | Bool | ||
Description: | Specifies if managed resources should also be disposed (true). | ||
GetBoolean | |||
Return Type: | Bool | ||
Description: | The GetBoolean method retrieves data from the specified field index and casts it to a Boolean value. | ||
Parameters: | i | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetByte | |||
Return Type: | Byte | ||
Description: | The GetByte method retrieves data at the specified index and casts it to a byte. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetBytes | |||
Return Type: | Long | ||
Description: | The GetBytes method reads a number of bytes from the target field and fills the specified byte array with the data. The return value is the actual number of bytes read. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
FieldOffset | |||
Type: | Long | ||
Description: | Position in the field to begin reading. | ||
Buffer | |||
Type: | Byte[] | ||
Description: | Destination array for the data. | ||
BufferOffset | |||
Type: | Int | ||
Description: | Starting position in the buffer to begin writing. | ||
Length | |||
Type: | Int | ||
Description: | Number of characters to read. | ||
GetChar | |||
Return Type: | Char | ||
Description: | The GetChar method retrieves data from the specified index and casts it to a Char. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetChars | |||
Return Type: | Long | ||
Description: | The GetChars method reads a number of characters from the target field and fills the specified character array with the data. The return value is the actual number of characters read. The GetChars method is not supported at this time. It is provided for interface compatibility. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
FieldOffset | |||
Type: | Long | ||
Description: | Position in the field to begin reading. | ||
Buffer | |||
Type: | Char[] | ||
Description: | Destination array for the data. | ||
BufferOffset | |||
Type: | Int | ||
Description: | Starting position in the buffer to begin writing. | ||
Length | |||
Type: | Int | ||
Description: | Number of characters to read. | ||
GetData | |||
Return Type: | IDataReader | ||
Description: | The GetData method is not supported at this time. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetDataTypeName | |||
Return Type: | String | ||
Description: | The GetDataTypeName method returns the datatype name for the requested field index. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetDateTime | |||
Return Type: | DateTime | ||
Description: | The GetTime method retrieves the data at the specified index and casts it to a DateTime. | ||
Parameters: | I | ||
Type: | Int] | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetDecimal | |||
Return Type: | Decimal | ||
Description: | The GetDecimal method retrieves the data at the specified index and casts it to a Decimal. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | I Value that corresponds to the position of the requested field. | ||
GetDouble | |||
Return Type: | Double | ||
Description: | The GetDouble method retrieves the data at the specified position and casts it to a Double. | ||
Parameters: | I | ||
Type: | Int | ||
Visible: | Value that corresponds to the position of the requested field. | ||
GetFieldType | |||
Return Type: | Type | ||
Description: | The GetFieldType method returns the Type for the requested field index. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetFloat | |||
Return Type: | Float | ||
Description: | The GetFloat method retrieves the data at the specified position and casts it to a Float. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetGuid | |||
Return Type: | Guid | ||
Description: | The GetGuid method retrieves the data at the specified index and casts it to a GUID value. | ||
Parameters | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetInt16 | |||
Return Type: | Int16 | ||
Description: | The GetInt16 method retrieves the data at the specified index and casts it to an INT16 value. | ||
Parameters | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetInt32 | |||
Return Type: | Int32 | ||
Description: | The Get32 method retrieves the data at the specified field and casts it to an Int32. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetInt64 | |||
Return Type: | Int64 | ||
Description: | The GetInt64 method retrieves the data at the specified field and casts it to an Int64. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetName | |||
ReturnType: | String | ||
Description: | The GetName method returns the name of the requested field index. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetOrdinal | |||
Return Type: | Int | ||
Description: | The GetOrdinal method returns the column position for the field with the specified name. | ||
Parameters: | Name | ||
Type: | String | ||
Description: | Value that corresponds to the name for which the ordinal value will be returned. | ||
GetSchemaTable | |||
Return Type: | DataTable | ||
Description: | The GetSchemaTable method requests the schema and returns the schema as a data table. This feature is not imlemented, but is provided for interface compatibility. | ||
Parameters: | None | ||
GetString | |||
Return Type: | String | ||
Description: | The GetString method retrieves the data contained in the specified field and casts it to a string. | ||
Parameters: | I | ||
Type: | int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetValue | |||
Return Type: | Object | ||
Description: | The GetValue method returns an object consisting of the data from the requested field. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
GetValues | |||
Return Type: | Int | ||
Description: | The GetValues method populates an object array with the data contained in the entire row. The return value is the number of fields populated. | ||
Parameters: | Values | ||
Type: | Object[] | ||
Description: | Object array that is populated by the GetValues method. | ||
IsDBNull | |||
Return Type: | Bool | ||
Description: | The IsDBNull method returns a Boolean value that is Trus if the value at the specified field is null. | ||
Parameters: | I | ||
Type: | Int | ||
Description: | Value that corresponds to the position of the requested field. | ||
NextResult | |||
Return Type: | Bool | ||
Description: | The NextResult method advances to the next Resultset when there is more than one resultset returned. This features is not supported and is provided for interface compatibility. | ||
Parameters: | None | ||
Read | |||
Return Type: | Bool | ||
Description: | The Read method advances the CNXDataReader to the next record in the resultset. | ||
Parameters: | None. | ||