Question

我在向sqlite插入行时遇到此问题：

06-29 11:03:06.025: E/SQLiteDatabase(19205): Error inserting content=null position=9 id=158823 title=Hà Đông thu gần 160 tỷ đồng từ đấu giá quyền sử dụng đất trong đợt 2 source=Thời báo Ngân hàng - 54 phút trước nextpage=2 page=44 publishedDate=2014-06-29 10:09:04 catid=0 thumb=http://images3.baomoi.com/226/148/14183763.aspx
06-29 11:03:06.025: E/SQLiteDatabase(19205): android.database.sqlite.SQLiteConstraintException: error code 19: constraint failed
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.database.sqlite.SQLiteStatement.native_executeInsert(Native Method)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.database.sqlite.SQLiteStatement.executeInsert(SQLiteStatement.java:113)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.database.sqlite.SQLiteDatabase.insertWithOnConflict(SQLiteDatabase.java:1718)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.database.sqlite.SQLiteDatabase.insert(SQLiteDatabase.java:1591)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at com.tornado.docbaomoi.db.ArticlesDB.insert(ArticlesDB.java:64)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at com.tornado.docbaomoi.ui.MainFragment$JSONParse.onPostExecute(MainFragment.java:114)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at com.tornado.docbaomoi.ui.MainFragment$JSONParse.onPostExecute(MainFragment.java:1)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.os.AsyncTask.finish(AsyncTask.java:602)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.os.AsyncTask.access$600(AsyncTask.java:156)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:615)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.os.Handler.dispatchMessage(Handler.java:99)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.os.Looper.loop(Looper.java:137)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at android.app.ActivityThread.main(ActivityThread.java:4424)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at java.lang.reflect.Method.invokeNative(Native Method)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at java.lang.reflect.Method.invoke(Method.java:511)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:825)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:592)
06-29 11:03:06.025: E/SQLiteDatabase(19205):    at dalvik.system.NativeStart.main(Native Method)

我该怎么做才能解决这个问题？

Answer 1

插入content = null

时出错

这意味着您将列设置为非NULL，但您没有为其提供值。您必须为任何具有非NULL约束的列提供值。

Answer 2

加上Gabe说的话，

如果值为null，您也可以用空格替换该值，并将此检查添加到所有要插入的值中：

if(value == null) {
    value = " ";
}

Android - sqlite插入错误

2 个答案: