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sqliteデータベースにユーザーの詳細を入力しようとしていますが、データが入力されません。私はuser_mobileという名前の列を作成しましたが、この名前で助けてください。私はこのエラーで私を助けます。私はどこに行かないのか理解できません。エラーsqliteデータベーステーブルに特定の列が表示されていません
Logcatエラー： -
E/SQLiteLog: (1) table user has no column named user_mobile
E/SQLiteDatabase: Error inserting user_password=1234 [email protected] user_name=Himanshu user_mobile=9899235121
android.database.sqlite.SQLiteException: table user has no column named user_mobile (code 1): , while compiling: INSERT INTO user(user_password,user_email,user_name,user_mobile) VALUES (?,?,?,?)
マイSqliteHelperクラス：
public class DatabaseHelper extends SQLiteOpenHelper {
// Database Version
private static final int DATABASE_VERSION = 1;
// Database Name
private static final String DATABASE_NAME = "UserManager.db";
// User table name
private static final String TABLE_USER = "user";
// User Table Columns names
private static final String COLUMN_USER_ID = "user_id";
private static final String COLUMN_USER_NAME = "user_name";
private static final String COLUMN_USER_MOBILE = "user_mobile";
private static final String COLUMN_USER_EMAIL = "user_email";
private static final String COLUMN_USER_PASSWORD = "user_password";
// create table sql query
private String CREATE_USER_TABLE = "CREATE TABLE " + TABLE_USER + "("
+ COLUMN_USER_ID + " INTEGER PRIMARY KEY AUTOINCREMENT," + COLUMN_USER_NAME + " TEXT," + COLUMN_USER_MOBILE + "TEXT,"
+ COLUMN_USER_EMAIL + " TEXT," + COLUMN_USER_PASSWORD + " TEXT" + ")";
// drop table sql query
private String DROP_USER_TABLE = "DROP TABLE IF EXISTS " + TABLE_USER;
/**
* Constructor
*
* @param context
*/
public DatabaseHelper(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL(CREATE_USER_TABLE);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
//Drop User Table if exist
db.execSQL(DROP_USER_TABLE);
// Create tables again
onCreate(db);
}
/**
* This method is to create user record
*
* @param user
*/
public void addUser(User user) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(COLUMN_USER_NAME, user.getName());
values.put(COLUMN_USER_MOBILE, user.getMobile());
values.put(COLUMN_USER_EMAIL, user.getEmail());
values.put(COLUMN_USER_PASSWORD, user.getPassword());
// Inserting Row
db.insert(TABLE_USER, null, values);
db.close();
}
/**
* This method is to fetch all user and return the list of user records
*
* @return list
*/
public List<User> getAllUser() {
// array of columns to fetch
String[] columns = {
COLUMN_USER_ID,
COLUMN_USER_EMAIL,
COLUMN_USER_MOBILE,
COLUMN_USER_NAME,
COLUMN_USER_PASSWORD
};
// sorting orders
String sortOrder =
COLUMN_USER_NAME + " ASC";
List<User> userList = new ArrayList<User>();
SQLiteDatabase db = this.getReadableDatabase();
// query the user table
/**
* Here query function is used to fetch records from user table this function works like we use sql query.
* SQL query equivalent to this query function is
* SELECT user_id,user_name,user_email,user_password FROM user ORDER BY user_name;
*/
Cursor cursor = db.query(TABLE_USER, //Table to query
columns, //columns to return
null, //columns for the WHERE clause
null, //The values for the WHERE clause
null, //group the rows
null, //filter by row groups
sortOrder); //The sort order
// Traversing through all rows and adding to list
if (cursor.moveToFirst()) {
do {
User user = new User();
user.setId(Integer.parseInt(cursor.getString(cursor.getColumnIndex(COLUMN_USER_ID))));
user.setName(cursor.getString(cursor.getColumnIndex(COLUMN_USER_NAME)));
user.setMobile(cursor.getString(cursor.getColumnIndex(COLUMN_USER_MOBILE)));
user.setEmail(cursor.getString(cursor.getColumnIndex(COLUMN_USER_EMAIL)));
user.setPassword(cursor.getString(cursor.getColumnIndex(COLUMN_USER_PASSWORD)));
// Adding user record to list
userList.add(user);
} while (cursor.moveToNext());
}
cursor.close();
db.close();
// return user list
return userList;
}
/**
* This method to update user record
*
* @param user
*/
public void updateUser(User user) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(COLUMN_USER_NAME, user.getName());
values.put(COLUMN_USER_MOBILE, user.getMobile());
values.put(COLUMN_USER_EMAIL, user.getEmail());
values.put(COLUMN_USER_PASSWORD, user.getPassword());
// updating row
db.update(TABLE_USER, values, COLUMN_USER_ID + " = ?",
new String[]{String.valueOf(user.getId())});
db.close();
}
/**
* This method is to delete user record
*
* @param user
*/
public void deleteUser(User user) {
SQLiteDatabase db = this.getWritableDatabase();
// delete user record by id
db.delete(TABLE_USER, COLUMN_USER_ID + " = ?",
new String[]{String.valueOf(user.getId())});
db.close();
}
/**
* This method to check user exist or not
*
* @param email
* @return true/false
*/
public boolean checkUser(String email) {
// array of columns to fetch
String[] columns = {
COLUMN_USER_ID
};
SQLiteDatabase db = this.getReadableDatabase();
// selection criteria
String selection = COLUMN_USER_EMAIL + " = ?";
// selection argument
String[] selectionArgs = {email};
// query user table with condition
/**
* Here query function is used to fetch records from user table this function works like we use sql query.
* SQL query equivalent to this query function is
* SELECT user_id FROM user WHERE user_email = '[email protected]';
*/
Cursor cursor = db.query(TABLE_USER, //Table to query
columns, //columns to return
selection, //columns for the WHERE clause
selectionArgs, //The values for the WHERE clause
null, //group the rows
null, //filter by row groups
null); //The sort order
int cursorCount = cursor.getCount();
cursor.close();
db.close();
if (cursorCount > 0) {
return true;
}
return false;
}
/**
* This method to check user exist or not
*
* @param email
* @param password
* @return true/false
*/
public boolean checkUser(String email, String password) {
// array of columns to fetch
String[] columns = {
COLUMN_USER_ID
};
SQLiteDatabase db = this.getReadableDatabase();
// selection criteria
String selection = COLUMN_USER_EMAIL + " = ?" + " AND " + COLUMN_USER_PASSWORD + " = ?";
// selection arguments
String[] selectionArgs = {email, password};
// query user table with conditions
/**
* Here query function is used to fetch records from user table this function works like we use sql query.
* SQL query equivalent to this query function is
* SELECT user_id FROM user WHERE user_email = '[email protected]' AND user_password = 'qwerty';
*/
Cursor cursor = db.query(TABLE_USER, //Table to query
columns, //columns to return
selection, //columns for the WHERE clause
selectionArgs, //The values for the WHERE clause
null, //group the rows
null, //filter by row groups
null); //The sort order
int cursorCount = cursor.getCount();
cursor.close();
db.close();
if (cursorCount > 0) {
return true;
}
return false;
}
}
おかげで問題が修正、メイト。 –