TraceReaderWriter 類別
The TraceReaderWriter class is an abstract Trace Objects class that is used in the construction of the TraceTable class and the TraceFile class.
繼承階層
System. . :: . .Object
Microsoft.SqlServer.Management.Trace. . :: . .TraceReader
Microsoft.SqlServer.Management.Trace..::..TraceReaderWriter
Microsoft.SqlServer.Management.Trace. . :: . .TraceFile
Microsoft.SqlServer.Management.Trace. . :: . .TraceTable
命名空間: Microsoft.SqlServer.Management.Trace
組件: Microsoft.SqlServer.ConnectionInfoExtended (在 Microsoft.SqlServer.ConnectionInfoExtended.dll 中)
語法
'宣告
<ComVisibleAttribute(False)> _
Public Class TraceReaderWriter _
Inherits TraceReader _
Implements ITraceDataWriter
'用途
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
TraceReaderWriter 型別公開下列成員。
屬性
名稱 | 說明 | |
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Depth | Gets the depth value for the trace reader. (繼承自 TraceReader。) |
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FieldCount | Gets the number of columns in the data. (繼承自 TraceReader。) |
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IsClosed | Gets the Boolean property value that specifies whether the trace reader is closed. (繼承自 TraceReader。) |
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Item[ ( [ ( Int32] ) ] ) | Gets the column specified by the index position. (繼承自 TraceReader。) |
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Item[ ( [ ( String] ) ] ) | Gets the column with the specified name. (繼承自 TraceReader。) |
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RecordsAffected | Gets the number of records of data. (繼承自 TraceReader。) |
上層
方法
名稱 | 說明 | |
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Close | Closes the trace reader and writer. (覆寫 TraceReader. . :: . .Close() () () ()。) |
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Dispose | Deletes the trace reader information. (繼承自 TraceReader。) |
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Equals | (繼承自 Object。) |
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Finalize | (繼承自 Object。) |
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GetBoolean | Returns a Boolean value from the record at the specified column position. (繼承自 TraceReader。) |
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GetByte | Returns a Byte value from the record at the specified column position. (繼承自 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. (繼承自 TraceReader。) |
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GetChar | Gets a character value of the specified column. (繼承自 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. (繼承自 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. (繼承自 TraceReader。) |
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GetData | Returns IDataReader object used when the field points to a remote data structure. (繼承自 TraceReader。) |
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GetDataTypeName | Gets the data type of the data value at the specified column position. (繼承自 TraceReader。) |
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GetDateTime | Gets a DateTime value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetDecimal | Gets a Decimal value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetDouble | Gets a floating point value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetFieldType | Returns the field type of the data value at the specified column position. (繼承自 TraceReader。) |
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GetFloat | Gets a floating point value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetGuid | Gets a Guid system value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetHashCode | (繼承自 Object。) |
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GetInt16 | Gets a small integer value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetInt32 | Gets an integer value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetInt64 | Gets a long integer value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetName | Gets the name of the field at the specified column position. (繼承自 TraceReader。) |
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GetOrdinal | Gets the ordinal value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetSchemaTable | Gets a table that describes the schema. (繼承自 TraceReader。) |
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GetStream | Gets the stream of data. (繼承自 TraceReader。) |
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GetString | Gets a String value at the specified column position. (繼承自 TraceReader。) |
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GetTimeSpan | Gets a TimeSpan value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetType | (繼承自 Object。) |
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GetValue | Gets a value of the data value at the specified column position. (繼承自 TraceReader。) |
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GetValues | Gets an array of values from the data value at the specified column position. (繼承自 TraceReader。) |
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IsDBNull | Specifies whether the specified column is set to null. (繼承自 TraceReader。) |
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IsNull | Gets a Boolean value that specifies whether value of the data at the specified column position is null. (繼承自 TraceReader。) |
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MemberwiseClone | (繼承自 Object。) |
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NextResult | Moves to the next result in the trace. (繼承自 TraceReader。) |
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Read | Reads the trace record. (繼承自 TraceReader。) |
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ToString | (繼承自 Object。) |
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TranslateSubclass | Translates the sub class. (繼承自 TraceReader。) |
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Write | Writes the trace to the trace file or the trace table. |
上層
備註
The TraceReaderWriter class provides trace data writing functionality that is common to both the TraceTable class and the TraceFile class.
Thread Safety
此型別的任何公用靜態 (在 Microsoft Visual Basic 為共用) 成員具備多執行緒作業安全。不保證所有執行個體成員都是安全執行緒。
執行緒安全性
這個型別的任何公用 static (在 Visual Basic 中為 Shared) 成員都是執行緒安全的。並不是所有的執行個體成員都保證可以用於所有的執行緒。