You can use concat(). Let us first create a table −mysql> create table DemoTable (    Value int ); Query OK, 0 rows affected (0.73 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(100); Query OK, 1 row affected (0.18 sec) mysql> insert into DemoTable ... Read More

For this, you can use LENGTH() along with REPLACE(). Let us first create a table −mysql> create table DemoTable (    Value int ); Query OK, 0 rows affected (1.22 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(10002000); Query OK, 1 row affected (0.09 ... Read More

For this, you can use IFNULL(). Let us first create a table −mysql> create table DemoTable (    FirstName varchar(100),    LastName varchar(100) ); Query OK, 0 rows affected (0.62 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('John', 'Doe'); Query OK, 1 row affected ... Read More

For this, you can use IFNULL(). Let us first create a table −mysql> create table DemoTable (    Value1 int,    Value2 int ); Query OK, 0 rows affected (0.75 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(10, NULL); Query OK, 1 row affected ... Read More

Following is the declaration for a UNIQUE clause in MySQL −create table yourTableName (    yourColumnName1 dataType,    yourColumnName2 dataType,    UNIQUE(yourColumnName1),    UNIQUE(yourColumnName1) );Let us first create a table −mysql> create table DemoTable (    Value int,    Value2 int,    UNIQUE(Value),    UNIQUE(Value2) ); Query OK, 0 rows ... Read More

Let us first create a table −mysql> create table DemoTable (    AdmissionDate datetime ); Query OK, 0 rows affected (8.99 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('2010-01-10 12:30:45'); Query OK, 1 row affected (0.14 sec) mysql> insert into DemoTable values('2010-01-10 12:30:45'); Query ... Read More

The HTML DOM Aside Object represent the element of an HTML document.Create aside object−SyntaxFollowing is the syntax −document.createElement(“ASIDE”);Let us see an example of aside object−Example Live Demo    body {       text-align: center;       background-color: #fff;       color: #0197F6;    }   ... Read More

The HTML DOM KeyboardEvent altKey property returns whether an ALT key was pressed or not when a key event was triggered in an HTML document.SyntaxFollowing is the syntax −event.altKeyLet us see an example of HTML KeyboardEvent altKey property−Example Live Demo    body {       color: #000;   ... Read More

The HTML DOM Variable Object represent the element of an HTML document.Create var object−SyntaxFollowing is the syntax −document.createElement(“VAR”);Let us see an example of var object−Example Live Demo    body {       text-align: center;       background-color: #fff;       color: #0197F6;    }   ... Read More

The HTML DOM HR Object represent the element of an HTML document.Create hr object−SyntaxFollowing is the syntax −document.createElement(“HR”);Let us see an example of hr object−Example Live Demo    body {       text-align: center;       background-color: #fff;       color: #0197F6;    }   ... Read More