Question

我需要从数据库表中删除多行。这是我的删除代码

String[] paragraph;
.....
//here you can to put various strings within it (1 or more)
.....
db.delete(mytablename,"Paragraph = ?",paragraphs);

它适用于1个字符串，但它不适用于更多字符串。有谁可以帮助我吗？

这里有LogCat显示的错误：

05-11 11:03:01.400: E/AndroidRuntime(767): FATAL EXCEPTION: main
05-11 11:03:01.400: E/AndroidRuntime(767): android.database.sqlite.SQLiteException: bind or column index out of range: handle 0x377500
05-11 11:03:01.400: E/AndroidRuntime(767):  at android.database.sqlite.SQLiteProgram.native_bind_string(Native Method)
05-11 11:03:01.400: E/AndroidRuntime(767):  at android.database.sqlite.SQLiteProgram.bindString(SQLiteProgram.java:241)
05-11 11:03:01.400: E/AndroidRuntime(767):  at android.database.DatabaseUtils.bindObjectToProgram(DatabaseUtils.java:191)
05-11 11:03:01.400: E/AndroidRuntime(767):  at android.database.sqlite.SQLiteDatabase.execSQL(SQLiteDatabase.java:1769)
05-11 11:03:01.400: E/AndroidRuntime(767):  at it.tirocinio.Segnalibro$3$3.onClick(Segnalibro.java:196)
05-11 11:03:01.400: E/AndroidRuntime(767):  at com.android.internal.app.AlertController$ButtonHandler.handleMessage(AlertController.java:158)
05-11 11:03:01.400: E/AndroidRuntime(767):  at android.os.Handler.dispatchMessage(Handler.java:99)
05-11 11:03:01.400: E/AndroidRuntime(767):  at android.os.Looper.loop(Looper.java:123)
05-11 11:03:01.400: E/AndroidRuntime(767):  at android.app.ActivityThread.main(ActivityThread.java:4627)
05-11 11:03:01.400: E/AndroidRuntime(767):  at java.lang.reflect.Method.invokeNative(Native Method)
05-11 11:03:01.400: E/AndroidRuntime(767):  at java.lang.reflect.Method.invoke(Method.java:521)
05-11 11:03:01.400: E/AndroidRuntime(767):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
05-11 11:03:01.400: E/AndroidRuntime(767):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
05-11 11:03:01.400: E/AndroidRuntime(767):  at dalvik.system.NativeStart.main(Native Method)

Answer 1

use this way:


for(int i = 0 ; i < paragraphs.lenght;i++)
{

db.delete(mytablename,"Paragraph ='"+paragraphs[i]+"'",null);
}

android，删除sqlite中的多行

1 个答案: