TraceFile 类
The TraceFile class is a Trace object that represents a trace log file.
继承层次结构
System.Object
Microsoft.SqlServer.Management.Trace.TraceReader
Microsoft.SqlServer.Management.Trace.TraceReaderWriter
Microsoft.SqlServer.Management.Trace.TraceFile
命名空间: Microsoft.SqlServer.Management.Trace
程序集: Microsoft.SqlServer.ConnectionInfoExtended(在 Microsoft.SqlServer.ConnectionInfoExtended.dll 中)
语法
声明
<ComVisibleAttribute(False)> _
Public Class TraceFile _
Inherits TraceReaderWriter
用法
Dim instance As TraceFile
[ComVisibleAttribute(false)]
public class TraceFile : TraceReaderWriter
[ComVisibleAttribute(false)]
public ref class TraceFile : public TraceReaderWriter
[<ComVisibleAttribute(false)>]
type TraceFile =
class
inherit TraceReaderWriter
end
public class TraceFile extends TraceReaderWriter
TraceFile 类型公开以下成员。
构造函数
名称 | 说明 | |
---|---|---|
TraceFile | Initializes a new instance of the TraceFile class. |
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属性
名称 | 说明 | |
---|---|---|
Depth | Gets the depth value for the trace reader. (从 TraceReader 继承。) | |
FieldCount | Gets the number of columns in the data. (从 TraceReader 继承。) | |
IsClosed | Gets the Boolean property value that specifies whether the trace reader is closed. (从 TraceReader 继承。) | |
Item[Int32] | Gets the column specified by the index position. (从 TraceReader 继承。) | |
Item[String] | Gets the column with the specified name. (从 TraceReader 继承。) | |
RecordsAffected | Gets the number of records of data. (从 TraceReader 继承。) |
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方法
名称 | 说明 | |
---|---|---|
Close | Closes the trace reader and writer. (从 TraceReaderWriter 继承。) | |
Dispose | Deletes the trace reader information. (从 TraceReader 继承。) | |
Equals | (从 Object 继承。) | |
Finalize | (从 Object 继承。) | |
GetBoolean | Returns a Boolean value from the record at the specified column position. (从 TraceReader 继承。) | |
GetByte | Returns a Byte value from the record at the specified column position. (从 TraceReader 继承。) | |
GetBytes | Gets a stream of bytes from the specified column offset into the buffer as an array, starting at the given buffer offset. (从 TraceReader 继承。) | |
GetChar | Gets a character value of the specified column. (从 TraceReader 继承。) | |
GetChars(Int32, array<Char[], Int32, Int32, Int32) | Gets a character array value from the record at the specified column position. (从 TraceReader 继承。) | |
GetChars(Int32, Int64, array<Char[], Int32, Int32) | Gets a character array value from the record at the specified column position. (从 TraceReader 继承。) | |
GetData | Returns IDataReader object used when the field points to a remote data structure. (从 TraceReader 继承。) | |
GetDataTypeName | Gets the data type of the data value at the specified column position. (从 TraceReader 继承。) | |
GetDateTime | Gets a DateTime value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetDecimal | Gets a Decimal value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetDouble | Gets a floating point value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetFieldType | Returns the field type of the data value at the specified column position. (从 TraceReader 继承。) | |
GetFloat | Gets a floating point value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetGuid | Gets a Guid system value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetHashCode | (从 Object 继承。) | |
GetInt16 | Gets a small integer value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetInt32 | Gets an integer value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetInt64 | Gets a long integer value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetName | Gets the name of the field at the specified column position. (从 TraceReader 继承。) | |
GetOrdinal | Gets the ordinal value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetSchemaTable | Gets a table that describes the schema. (从 TraceReader 继承。) | |
GetStream | Gets the stream of data. (从 TraceReader 继承。) | |
GetString | Gets a String value at the specified column position. (从 TraceReader 继承。) | |
GetTimeSpan | Gets a TimeSpan value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetType | (从 Object 继承。) | |
GetValue | Gets a value of the data value at the specified column position. (从 TraceReader 继承。) | |
GetValues | Gets an array of values from the data value at the specified column position. (从 TraceReader 继承。) | |
InitializeAsReader | Initializes the specified TraceFile object for reading data from the trace log file. | |
InitializeAsReplayOutputWriter | Initializes the specified TraceFile object for writing data to the trace log file only. | |
InitializeAsWriter | Initializes the specified TraceFile object for reading trace data from a TraceReader object, analyzing the data, and writing data the referenced trace log file. | |
IsDBNull | Specifies whether the specified column is set to null. (从 TraceReader 继承。) | |
IsNull | Gets a Boolean value that specifies whether value of the data at the specified column position is null. (从 TraceReader 继承。) | |
MemberwiseClone | (从 Object 继承。) | |
NextResult | Moves to the next result in the trace. (从 TraceReader 继承。) | |
Read | Reads the trace record. (从 TraceReader 继承。) | |
ToString | (从 Object 继承。) | |
TranslateSubclass | Translates the sub class. (从 TraceReader 继承。) | |
Write | Writes the trace to the trace file or the trace table. (从 TraceReaderWriter 继承。) |
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事件
名称 | 说明 | |
---|---|---|
WriteNotify | Raises an event when the trace is written to the trace file or trace table. (从 TraceReaderWriter 继承。) |
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字段
名称 | 说明 | |
---|---|---|
currentRow | Specifies the current row. (从 TraceReader 继承。) |
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注释
With the TraceFile object you can:
Read from a trace log file.
Write to a trace log file.
In addition to the Trace and Replay objects, the trace log file can be accessed manually with SQL Server Profiler 参考 or using a set of Transact-SQL stored procedures called SQL 跟踪简介.
示例
线程安全
此类型的任何公共 static(在 Visual Basic 中为 Shared) 成员都是线程安全的。不保证所有实例成员都是线程安全的。
请参阅
参考
Microsoft.SqlServer.Management.Trace 命名空间