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Karthikeya Boyini has Published 2192 Articles
karthikeya Boyini
624 Views
Use if() method for this. Let us first create a table −mysql> create table DemoTable -> ( -> Id int NOT NULL AUTO_INCREMENT PRIMARY KEY, -> Number1 int, -> Number2 int -> ); Query OK, 0 rows affected (1.15 sec)Insert some records in the table ... Read More
karthikeya Boyini
295 Views
Specify format specifier in STR_TO_DATE() method that convertes string to date. Following is the syntax −select STR_TO_DATE(yourColumnName, 'yourFormatSpecifier') from yourTableName;Let us first create a table −mysql> create table DemoTable -> ( -> AdmissionDate varchar(100) -> ); Query OK, 0 rows affected (0.55 sec)Insert some records in the table using insert ... Read More
karthikeya Boyini
2K+ Views
Using backticks around the column name will allow you to use special characters. Let us first create a table −mysql> create table DemoTable -> ( -> `Student-Id` int NOT NULL AUTO_INCREMENT PRIMARY KEY, -> `Student-Name` varchar(100), -> `Student-Age` int -> ); Query OK, 0 rows ... Read More
karthikeya Boyini
126 Views
No, we cannot. If you still did it, then stored procedure won’t get created. Therefore, first you need to change your DELIMITER from semicolon(;) to others like (// ,??..etc). Following is the syntax −DELIMITER // CREATE PROCEDURE yourProcedureName() BEGIN yourStatement1, . . . . N END // DELIMITER ;Let us ... Read More
karthikeya Boyini
186 Views
Yes, you can use below syntax. Following is the syntax −PRIMARY KEY(yourColumnName1, yourColumnName2);Let us first create a table −mysql> create table DemoTable -> ( -> StudentFirstName varchar(100), -> StudentLastName varchar(100), -> StudentAge int, -> StudentCountryName varchar(100), -> PRIMARY KEY(StudentFirstName, StudentLastName) -> ); Query ... Read More
karthikeya Boyini
776 Views
For this, use CASE statement. Let us first create a table −mysql> create table DemoTable -> ( -> LastName varchar(100) -> ); Query OK, 0 rows affected (0.60 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('Smith'); Query OK, 1 row affected ... Read More
karthikeya Boyini
494 Views
The current date and time is as follows −mysql> select now();OutputThis will produce the following output −+---------------------+ | now() | +---------------------+ | 2019-06-15 12:24:06 | +---------------------+ 1 row in set (0.00 sec)Let us first create a table −mysql> create table DemoTable ->( ... Read More
karthikeya Boyini
7K+ Views
What is Regular Expression?In the real world, string parsing in most programming languages is handled by regular expression. Regular expression in a python programming language is a method used for matching text pattern.The “re” module which comes with every python installation provides regular expression support.In python, a regular expression search ... Read More
karthikeya Boyini
1K+ Views
In this article, we will try to do google search using python code, this comes handy in case you are working on a python project and you need to access some data from the web and the search result(from the web) is going to be used inside your project.Prerequisite –You ... Read More
karthikeya Boyini
4K+ Views
There are numerous ways you can draw geographical coordinates on Google Maps. However, in case you want to save it in a local file, one better way to accomplish is through a python module called gmplot.Python library gmplot allows us to plot data on google maps. gmplot has a matplotlib-like ... Read More