Classe TraceReaderWriter
The TraceReaderWriter class is an abstract Trace Objects class that is used in the construction of the TraceTable class and the TraceFile class.
Gerarchia di ereditarietà
System. . :: . .Object
Microsoft.SqlServer.Management.Trace. . :: . .TraceReader
Microsoft.SqlServer.Management.Trace..::..TraceReaderWriter
Microsoft.SqlServer.Management.Trace. . :: . .TraceFile
Microsoft.SqlServer.Management.Trace. . :: . .TraceTable
Spazio dei nomi Microsoft.SqlServer.Management.Trace
Assembly: Microsoft.SqlServer.ConnectionInfoExtended (in Microsoft.SqlServer.ConnectionInfoExtended.dll)
Sintassi
'Dichiarazione
<ComVisibleAttribute(False)> _
Public Class TraceReaderWriter _
Inherits TraceReader _
Implements ITraceDataWriter
'Utilizzo
Dim instance As TraceReaderWriter
[ComVisibleAttribute(false)]
public class TraceReaderWriter : TraceReader,
ITraceDataWriter
[ComVisibleAttribute(false)]
public ref class TraceReaderWriter : public TraceReader,
ITraceDataWriter
[<ComVisibleAttribute(false)>]
type TraceReaderWriter =
class
inherit TraceReader
interface ITraceDataWriter
end
public class TraceReaderWriter extends TraceReader implements ITraceDataWriter
Nel tipo TraceReaderWriter sono esposti i membri seguenti.
Costruttori
Nome | Descrizione | |
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TraceReaderWriter | Initializes a new instance of the TraceReaderWriter class. |
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Proprietà
Nome | Descrizione | |
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Depth | Gets the depth value for the trace reader. Ereditato da TraceReader. |
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FieldCount | Gets the number of columns in the data. Ereditato da TraceReader. |
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IsClosed | Gets the Boolean property value that specifies whether the trace reader is closed. Ereditato da TraceReader. |
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Item[ ( [ ( Int32] ) ] ) | Gets the column specified by the index position. Ereditato da TraceReader. |
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Item[ ( [ ( String] ) ] ) | Gets the column with the specified name. Ereditato da TraceReader. |
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RecordsAffected | Gets the number of records of data. Ereditato da TraceReader. |
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Metodi
Nome | Descrizione | |
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Close | Closes the trace reader and writer. Esegue l'override di TraceReader. . :: . .Close() () () (). |
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Dispose | Deletes the trace reader information. Ereditato da TraceReader. |
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Equals | Ereditato da Object. |
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Finalize | Ereditato da Object. |
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GetBoolean | Returns a Boolean value from the record at the specified column position. Ereditato da TraceReader. |
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GetByte | Returns a Byte value from the record at the specified column position. Ereditato da TraceReader. |
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GetBytes | Gets a stream of bytes from the specified column offset into the buffer as an array, starting at the given buffer offset. Ereditato da TraceReader. |
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GetChar | Gets a character value of the specified column. Ereditato da TraceReader. |
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GetChars(Int32, array<Char> [] () [] [], Int32, Int32, Int32) | Gets a character array value from the record at the specified column position. Ereditato da TraceReader. |
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GetChars(Int32, Int64, array<Char> [] () [] [], Int32, Int32) | Gets a character array value from the record at the specified column position. Ereditato da TraceReader. |
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GetData | Returns IDataReader object used when the field points to a remote data structure. Ereditato da TraceReader. |
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GetDataTypeName | Gets the data type of the data value at the specified column position. Ereditato da TraceReader. |
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GetDateTime | Gets a DateTime value of the data value at the specified column position. Ereditato da TraceReader. |
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GetDecimal | Gets a Decimal value of the data value at the specified column position. Ereditato da TraceReader. |
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GetDouble | Gets a floating point value of the data value at the specified column position. Ereditato da TraceReader. |
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GetFieldType | Returns the field type of the data value at the specified column position. Ereditato da TraceReader. |
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GetFloat | Gets a floating point value of the data value at the specified column position. Ereditato da TraceReader. |
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GetGuid | Gets a Guid system value of the data value at the specified column position. Ereditato da TraceReader. |
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GetHashCode | Ereditato da Object. |
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GetInt16 | Gets a small integer value of the data value at the specified column position. Ereditato da TraceReader. |
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GetInt32 | Gets an integer value of the data value at the specified column position. Ereditato da TraceReader. |
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GetInt64 | Gets a long integer value of the data value at the specified column position. Ereditato da TraceReader. |
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GetName | Gets the name of the field at the specified column position. Ereditato da TraceReader. |
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GetOrdinal | Gets the ordinal value of the data value at the specified column position. Ereditato da TraceReader. |
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GetSchemaTable | Gets a table that describes the schema. Ereditato da TraceReader. |
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GetStream | Gets the stream of data. Ereditato da TraceReader. |
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GetString | Gets a String value at the specified column position. Ereditato da TraceReader. |
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GetTimeSpan | Gets a TimeSpan value of the data value at the specified column position. Ereditato da TraceReader. |
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GetType | Ereditato da Object. |
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GetValue | Gets a value of the data value at the specified column position. Ereditato da TraceReader. |
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GetValues | Gets an array of values from the data value at the specified column position. Ereditato da TraceReader. |
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IsDBNull | Specifies whether the specified column is set to null. Ereditato da TraceReader. |
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IsNull | Gets a Boolean value that specifies whether value of the data at the specified column position is null. Ereditato da TraceReader. |
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MemberwiseClone | Ereditato da Object. |
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NextResult | Moves to the next result in the trace. Ereditato da TraceReader. |
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Read | Reads the trace record. Ereditato da TraceReader. |
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ToString | Ereditato da Object. |
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TranslateSubclass | Translates the sub class. Ereditato da TraceReader. |
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Write | Writes the trace to the trace file or the trace table. |
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Eventi
Nome | Descrizione | |
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WriteNotify | Raises an event when the trace is written to the trace file or trace table. |
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Osservazioni
The TraceReaderWriter class provides trace data writing functionality that is common to both the TraceTable class and the TraceFile class.
Thread Safety
Tutti i membri statici pubblici (Shared in Microsoft Visual Basic) di questo tipo sono sicuri per le operazioni a thread multipli. Non è invece garantita la sicurezza dei membri dell'istanza.
Protezione dei thread
I membri static (Shared in Visual Basic) pubblici di questo tipo sono affidabili. Non è invece garantita la sicurezza dei membri dell'istanza.
Vedere anche