此 API 支持 SQL Server 2012 基础结构，但不能通过代码直接使用。
Represents a business logic data reader.
继承层次结构
System.Object
Microsoft.SqlServer.Replication.BusinessLogicSupport.BusinessLogicDataReader
命名空间： Microsoft.SqlServer.Replication.BusinessLogicSupport
程序集： Microsoft.SqlServer.Replication.BusinessLogicSupport（在 Microsoft.SqlServer.Replication.BusinessLogicSupport.dll 中）
语法
声明
Public Class BusinessLogicDataReader _
Implements IDataReader, IDisposable, IDataRecord
用法
Dim instance As BusinessLogicDataReader
public class BusinessLogicDataReader : IDataReader,
IDisposable, IDataRecord
public ref class BusinessLogicDataReader : IDataReader,
IDisposable, IDataRecord
type BusinessLogicDataReader =
class
interface IDataReader
interface IDisposable
interface IDataRecord
end
public class BusinessLogicDataReader implements IDataReader, IDisposable, IDataRecord
BusinessLogicDataReader 类型公开以下成员。
构造函数
| 名称 | 说明 | |
|---|---|---|
.gif "公共方法") |
BusinessLogicDataReader | Initializes a new instance of the BusinessLogicDataReader class. |
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属性
| 名称 | 说明 | |
|---|---|---|
.gif "公共属性") |
Depth | Gets a value indicating the depth of nesting for the current row. |
|
FieldCount | Gets the number of columns in the current row. |
|
IsClosed | Gets a value that indicates whether the BusinessLogicDataReader is closed. |
|
Item[Int32] | Gets the value of the specified column. |
|
Item[String] | Gets the value of the specified column. |
|
RecordsAffected | Gets the number of rows changed, inserted, or deleted by execution of the statement. |
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方法
| 名称 | 说明 | |
|---|---|---|
|
Close | Closes the BusinessLogicDataReader object. |
|
Dispose | Releases all resources used by the current instance of the BusinessLogicDataReaderclass. |
|
Equals | （从 Object 继承。） |
.gif "受保护方法") |
Finalize | （从 Object 继承。） |
|
GetBoolean | Gets the value of the specified column as a Boolean. |
|
GetByte | Gets the value of the specified column as a byte. |
|
GetBytes | Reads a stream of bytes from the specified column. |
|
GetChar | Gets the value of the specified column as a single character. |
|
GetChars | Reads a stream of characters from the specified column. |
|
GetData | Reads a BusinessLogicDataReader for the requested column ordinal. |
|
GetDataTypeName | Gets name of the data type of the specified column. |
|
GetDateTime | Gets the value of the specified column as a DateTime object. |
|
GetDecimal | Gets the value of the specified column as a Decimal object. |
|
GetDouble | Gets the value of the specified column as a double-precision floating point number. |
|
GetFieldType | Gets the data type of the specified column. |
|
GetFloat | Gets the value of the specified column as a single-precision floating point number. |
|
GetGuid | Gets the value of the specified column as a globally-unique identifier (GUID). |
|
GetHashCode | （从 Object 继承。） |
|
GetInt16 | Gets the value of the specified column as a 16-bit signed integer. |
|
GetInt32 | Gets the value of the specified column as a 32-bit signed integer. |
|
GetInt64 | Gets the value of the specified column as a 64-bit signed integer. |
|
GetName | Gets the name of the column. |
|
GetOrdinal | Gets the column ordinal given the name of the column. |
|
GetSchemaTable | Returns a DataTable that describes the column metadata. |
|
GetString | Gets the value of the specified column as an instance of String. |
|
GetType | （从 Object 继承。） |
|
GetValue | Gets the value of the specified column as an instance of Object. |
|
GetValues | Populates an array of objects with the column values of the current row. |
|
IsDBNull | Indicates whether the column contains nonexistent or missing values. |
|
MemberwiseClone | （从 Object 继承。） |
|
NextResult | Advances the reader to the next result when reading the results of a batch of statements. |
|
Read | Advances the reader to the next record in a result set. |
|
ToString | （从 Object 继承。） |
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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。