AAQIB ANAYAT
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FUNCTIONS IN SQL
Functions in SQL are predefined procedures that take input values, perform an operation, and return a single value or a…
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Update, Delete, DROP commands in SQL
Update, Delete, DROP commands in SQL Update UPDATE is the SQL verb that changes or modifies data values in a…
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DBMS
Aggregate Functions in SQL
Aggregate functions in SQL are used to perform calculations on a set of values and return a single value. These…
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DBMS
Queries in SQL (Select, FROM, WHERE, GROUP BY, ORDER BY, HAVING)
Queries are a group of commands used to extract data from tables in a database using some SQL constructs. Queries…
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Insert Operation in SQL
Insert Operation After creating the tables, we have to insert data in it so that it can be called database. …
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Alter table command in SQL
Alter table command Learn to create table We can change the definition of a table even after creating it. For…
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Integrity Constraints in SQL
Integrity Constraints While creating a table you can place certain Constraints/limitations on the values stored in the table. Different constrains…
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DBMS
Create Table Command
Create Table Command Tables are defined with the create table command. Create Table command basically defines a table name describing…
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Tables Views Indexes in SQL
Tables Views Indexes Tables Tables, as we know are a collection of related rows and columns describing some business processing…
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Data Types and Literals in SQL, SQL Commands, SQL Operators
Data Types and Literals in SQL Every field or column in a table is given a data type when a…
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SQL(Structured Query Language), History, Advantages, Characteristics, Types.
SQL(Structured Query Language) Introduction to SQL SQL is the standard language for making queries in relational database management packages such…
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queue using linked list
queue using linked list A queue is a linear data structure where elements are inserted from one end and deleted…
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Queue program in c using array with menu
Queue program in c using array with menu A queue is a linear data structure where elements are inserted from…
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write a c program for stack using array
stack using array #include<stdio.h>#include<conio.h>int limit=5;//size of stackint stack[10];int top=-1;void push(int data){if(top==limit-1)printf("nOverflow");else{top++;stack[top]=data;printf("n%d pushed into Stackn",data);}}int pop(){ int d;if(top==-1)printf("nUnderflow");else{d= stack[top];stack[top]=0;top--;return d;}}int peek(){…
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infix to postfix and infix to prefix conversion
infix to postfix and infix to prefix conversion #include<stdio.h>#include<conio.h>#include<stdlib.h>#include<string.h>struct stack{char data;struct stack *link;};struct stack *top=NULL;void push(char c){ struct stack *temp;…
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