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Abhinaya has Published 62 Articles
Abhinaya
1K+ Views
Suppose we have the following table named stock_item in which the column quantity is having duplicate values i.e. for item name ‘Notebooks’ and ‘Pencil’, the column ‘Quantity’ is having duplicate values ‘40’ and for items ‘Shirts’, ‘Shoes’ and ‘Trousers’ triplicate value 29 is hold by column ‘quantity’ as shown in ... Read More
Abhinaya
341 Views
Forward declaration lets the code following the declaration know that there is are classes with the name Person. This satisfies the compiler when it sees these names used. Later the linker will find the definition of the classes. exampleClass Person; void myFunc(Person p1) { // ... } Class Person ... Read More
Abhinaya
1K+ Views
The increment operator ++ adds 1 to its operand, and the decrement operator -- subtracts 1 from its operand. So, x = x+1; is the same as x++;And similarly, x = x-1; is the same as x--;Both the increment and decrement operators can either precede (prefix) or follow (postfix) the ... Read More
Abhinaya
945 Views
MySQL throws this error because of the two reasons, either no directory is specified under --secure--file--priv variable or we are giving the wrong path in our query while importing or exporting the data. To tackle this error we must have to check the value of –secure—file—priv variable by following query ... Read More
Abhinaya
784 Views
‘FIELDS TERMINATED BY’ option should be used when the text file which we want to import into MySQL table is having the values which are separated by a comma(, ) or maybe with any other separator like a colon(:), semicolon(;) etc. It can be understood with the help of the ... Read More
Abhinaya
625 Views
Using CLASSPATH, you can load any classes at runtime.Like the .java source files, the compiled .class files should be in a series of directories that reflect the package name. However, the path to the .class files does not have to be the same as the path to the .java source ... Read More
Abhinaya
338 Views
Sometimes, the input text file has the names of the columns in the first row and to import data from such kind of text file to MySQL table we need to use ‘IGNORE ROWS’ option. To illustrate it we are using the following example −ExampleFollowings are the comma separated values ... Read More
Abhinaya
76 Views
The font-weight property is used to increase or decrease how bold or light a font appears. The font-weight property provides the functionality to specify how bold a font is. Possible values could be normal, bold, bolder, lighter, 100, 200, 300, 400, 500, 600, 700, 800, 900. This font is bold. This font is bolder. This font is 500 weight.
Abhinaya
64 Views
The reason behind this concept is that MySQL requires the unit keywords to be singular, regardless of the English grammar rules. If we will try to supply intervals like 7 days, 2 hours etc then MySQL will produce syntax error as follows −mysql> Select '2017-02-25 05:04:30' + INTERVAL 2 days; ... Read More