這裏是我創建了一個名爲「詳細信息」下面的表格我的車編碼爲表的插入方法「insertDescription」的Android SQLite的約束錯誤
public void insertDescription(int rid, String name, String phoneno, String email, String subject, String desc){
ContentValues cv = new ContentValues();
cv.put("_rid", rid);
cv.put("name", name);
cv.put("phoneno", phoneno);
cv.put("email", email);
cv.put("subject", subject);
cv.put("desc", desc);
Log.d("DB", "Record is here!");
sdb.insert("details", null, cv);
}
@Override
public void onCreate(SQLiteDatabase arg0) {
arg0.execSQL("CREATE TABLE users (_uid INTEGER PRIMARY KEY, name TEXT, mail TEXT, password TEXT, hint TEXT);");
arg0.execSQL("CREATE TABLE details (_rid INTEGER PRIMARY KEY, name TEXT, " +
"phoneno VARCHAR(10) CONSTRAINT phone CHECK(phoneno LIKE '[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]')," +
" email TEXT, subject TEXT, desc TEXT);");
}
數據庫代碼使用上面,我通過以下java代碼將值插入到數據庫中
String rnos = rno.getText().toString();
int rnoz = Integer.parseInt(rnos);
String names = name.getText().toString();
String mobiles = mobile.getText().toString();
String emailids = emailid.getText().toString();
String subjects = subject.getText().toString();
String descs = desc.getText().toString();
String dates = date.getText().toString();
if(rnos.isEmpty() || names.isEmpty() || mobiles.isEmpty()
|| emailids.isEmpty() || subjects.isEmpty()|| descs.isEmpty() || dates.isEmpty()){
Toast.makeText(getApplicationContext(), "All Fields are Mandatory", Toast.LENGTH_LONG).show();
}else{
mdb.openDB();
mdb.insertDescription(rnoz, names, mobiles, emailids, subjects, descs);
Toast.makeText(getApplicationContext(), "Record Saved Successfully!", Toast.LENGTH_LONG).show();
}
mdb.closeDB();
發生以下錯誤。我不知道如何處理SQL查詢我剛從我的朋友那裏得到了這個查詢約束查詢。無論如何,表成功創建,我看到程序執行後的表結構。以下是我的錯誤日誌
07-30 22:06:23.215: E/SQLiteDatabase(876): Error inserting desc=uuuu email=uuuu subject=uuuu phoneno=99808 name=uuuu _rid=1234
07-30 22:06:23.215: E/SQLiteDatabase(876): android.database.sqlite.SQLiteConstraintException: constraint failed (code 19)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.database.sqlite.SQLiteConnection.nativeExecuteForLastInsertedRowId(Native Method)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.database.sqlite.SQLiteConnection.executeForLastInsertedRowId(SQLiteConnection.java:775)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.database.sqlite.SQLiteSession.executeForLastInsertedRowId(SQLiteSession.java:788)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.database.sqlite.SQLiteStatement.executeInsert(SQLiteStatement.java:86)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.database.sqlite.SQLiteDatabase.insertWithOnConflict(SQLiteDatabase.java:1469)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.database.sqlite.SQLiteDatabase.insert(SQLiteDatabase.java:1339)
07-30 22:06:23.215: E/SQLiteDatabase(876): at in.blogspot.pcnlap.sha_college_guide.MyDataBase.insertDescription(MyDataBase.java:47)
07-30 22:06:23.215: E/SQLiteDatabase(876): at in.blogspot.pcnlap.sha_college_guide.DescriptionPage.onClick(DescriptionPage.java:51)
07-30 22:06:23.215: E/SQLiteDatabase(876): at java.lang.reflect.Method.invokeNative(Native Method)
07-30 22:06:23.215: E/SQLiteDatabase(876): at java.lang.reflect.Method.invoke(Method.java:511)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.view.View$1.onClick(View.java:3593)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.view.View.performClick(View.java:4091)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.view.View$PerformClick.run(View.java:17072)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.os.Handler.handleCallback(Handler.java:615)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.os.Handler.dispatchMessage(Handler.java:92)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.os.Looper.loop(Looper.java:153)
07-30 22:06:23.215: E/SQLiteDatabase(876): at android.app.ActivityThread.main(ActivityThread.java:5086)
07-30 22:06:23.215: E/SQLiteDatabase(876): at java.lang.reflect.Method.invokeNative(Native Method)
07-30 22:06:23.215: E/SQLiteDatabase(876): at java.lang.reflect.Method.invoke(Method.java:511)
07-30 22:06:23.215: E/SQLiteDatabase(876): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:821)
07-30 22:06:23.215: E/SQLiteDatabase(876): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:584)
07-30 22:06:23.215: E/SQLiteDatabase(876): at dalvik.system.NativeStart.main(Native Method)
我希望發生錯誤是由於我在查詢中給出的約束語句。在插入方法的Java'insertDescription()'我試圖將所有保存爲一個字符串。如果提供任何更好的查詢或替代方案建議我,我已經給了我的整個項目的zip無法完成(我與查詢的中間stucking)skydrive
我閱讀文檔,但我是新手到SQL或SQLite查詢。你能告訴我如何在數據庫中只插入電話號碼(10位數字),這是我的要求。我試過幾個查詢,似乎沒有工作@CL。 –
就像我說的,只需用'GLOB'替換'LIKE'即可。 –