用sqlite中的where子句刪除特定的行for android

Question

我嘗試刪除特定的行與SQLite中的where子句android但它不工作plz任何身體幫助。

public void delete(int p){ 
SQLiteDatabase db = this.getReadableDatabase(); 
db.execSQL("delete from "+ TABLE_NAME + " WHERE " + COLUMN_ID + " ="+p); 
db.close();} 

Answer 1

試試這個：

public void delete(int p){ 
SQLiteDatabase db = this.getWritableDatabase(); 
db.execSQL("DELETE FROM "+ TABLE_NAME + " WHERE " + COLUMN_ID + " = "+p+""); 
db.close(); 
} 

Answer 2

試圖改變這種this.getReadableDatabase();

到this.getWritableDatabase();

它應該工作。