To insert a new cell into UITableView we'll first have to create a table view cell and then add it to the table view using Cell for row at method of Table view.We can create a cell using Storyboard or by creating a nib of class UITableViewCell.In the View controller ... Read More

You can change the column position of MySQL table without losing data with the help of ALTER TABLE command. The syntax is as follows −ALTER TABLE yourTableName MODIFY yourColumnName1 data type AFTER yourColumnName2;To understand the above concept, let us create a table. The query to create a table with some ... Read More

To update the column size, you can use alter command. The syntax is as follows −alter table yourTableName change yourColumnName yourColumnName data type;To understand the above syntax, let us create a table. The query to create a table −mysql> create table DataTruncated −> ( ... Read More

To select MySQL based on month and year, use in-built function YEAR() and MONTH(). The syntax is as follows −select *from yourTableName where YEAR(yourColumnName) = YearValue AND MONTH(yourColumnName) = monthValue;To understand the above syntax, let us create a table. The query to create a table is as follows −mysql> create ... Read More

To get difference between two timestamps in seconds, use two in-built functions TIME_TO_SEC() and TIMEDIFF() in MySQL. The syntax is as follows −select time_to_sec(timediff(yourCoulnName1, yourCoulnName2)) as anyVariableName from yourTableName;To understand the above concept, let us first create a table. The query to create a table.mysql> create table TimeToSecond ... Read More

Set column charset using character SET command. The syntax is as follows −ALTER TABLE yourTableName MODIFY youColumName type CHARACTER SET anyCharcaterSetName;You can use character set name utf8 or something elsE. To set column charset, let us first create a table. The query to create a table is as follows −mysql> ... Read More

We will see here how to display all tables inside a MySQL database using Java. You can use show command from MySQL to get all tables inside a MySQL database.Let’s say our database is ‘test’. The Java code is as follows to show all table names inside a database ‘test’.The ... Read More

To add days to a date, you can use DATE_ADD() function from MySQL. The syntax is as follows to add days to a date −INSERT INTO yourTableName VALUES(DATE_ADD(now(), interval n day));In the above syntax, you can use curdate() instead of now(). The curdate() will store only date while now() will ... Read More

To display the value of a variable, you can use select statement. The syntax is follows −SELECT @yourVariableName;Let us first create a variable. This can be done using SET command. The following is the syntax to create a variable −SET @yourVariableName = yourValue;Let us check the above syntax to create ... Read More

You can use in-built function UPPER() from MySQL to change a lower case to upper case. The syntax is as follows with select statement.SELECT UPPER(‘yourStringValue’);The following is an example showing string in lower case −mysql> select upper('john');Here is the output displaying string in upper case −+---------------+ | upper('john') | +---------------+ ... Read More