通过

IResultSet.GetBytes Method

  • Reference

Definition

Namespace:
Java.Sql
Assembly:
Mono.Android.dll

Overloads

GetBytes(String)

Retrieves the value of the designated column in the current row of this ResultSet object as a byte array in the Java programming language.
GetBytes(Int32)

Retrieves the value of the designated column in the current row of this ResultSet object as a byte array in the Java programming language.

GetBytes(String)

Retrieves the value of the designated column in the current row of this ResultSet object as a byte array in the Java programming language.

[Android.Runtime.Register("getBytes", "(Ljava/lang/String;)[B", "GetGetBytes_Ljava_lang_String_Handler:Java.Sql.IResultSetInvoker, Mono.Android, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null")]
public byte[]? GetBytes (string? columnLabel);
[<Android.Runtime.Register("getBytes", "(Ljava/lang/String;)[B", "GetGetBytes_Ljava_lang_String_Handler:Java.Sql.IResultSetInvoker, Mono.Android, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null")>]
abstract member GetBytes : string -> byte[]

Parameters

columnLabel
String

the label for the column specified with the SQL AS clause. If the SQL AS clause was not specified, then the label is the name of the column

Returns

Byte[]

the column value; if the value is SQL NULL, the value returned is null

Attributes
RegisterAttribute

Exceptions

SQLException

if a database error happens.

Remarks

Retrieves the value of the designated column in the current row of this ResultSet object as a byte array in the Java programming language. The bytes represent the raw values returned by the driver.

Java documentation for java.sql.ResultSet.getBytes(java.lang.String).

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Applies to

GetBytes(Int32)

Retrieves the value of the designated column in the current row of this ResultSet object as a byte array in the Java programming language.

[Android.Runtime.Register("getBytes", "(I)[B", "GetGetBytes_IHandler:Java.Sql.IResultSetInvoker, Mono.Android, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null")]
public byte[]? GetBytes (int columnIndex);
[<Android.Runtime.Register("getBytes", "(I)[B", "GetGetBytes_IHandler:Java.Sql.IResultSetInvoker, Mono.Android, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null")>]
abstract member GetBytes : int -> byte[]

Parameters

columnIndex
Int32

the first column is 1, the second is 2, ...

Returns

Byte[]

the column value; if the value is SQL NULL, the value returned is null

Attributes
RegisterAttribute

Exceptions

SQLException

if a database error happens.

Remarks

Retrieves the value of the designated column in the current row of this ResultSet object as a byte array in the Java programming language. The bytes represent the raw values returned by the driver.

Java documentation for java.sql.ResultSet.getBytes(int).

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Applies to