What is syntax of create table in SQL ?

Q: In what situations is it necessary to add a GROUP BY clause in a query?

A: Group By clause is used when we have to group the data into groups.  It is used when we want to…

Q: How would you edit a table's structure using SQL? What kind of modifications are possible in…

A: Introduction: SQL (Structured Query Language) is employed to communicate with a database. According…

Q: Write a query in SQL to list the titles of the employees for a specific date

A: Hello student Greetings Hope you are doing great. Thank You!!!

Q: Explain how each of the following types of integrity constraints is enforced in the SQL CREATE TABLE…

A: Answer: Definition: The limitations in the relational data model which is used to maintain the…

Q: Briefly explain the DML transactions in PL/SQL and write down the general syntax of each.

A: Given: Data Manipulation Language (DML) These SQL commands deals with the manipulation of data…

Q: Explain the benefits of using the identity column capability in SQL.

A: The identity column generates the key values. It makes the increment in the unique values.

Q: List and explain 3 types of Joins in T-SQL.

A: As per the given question we have to list and explain 3 types of Joins in T-SQL.

Q: What factors to be considered for deciding whether to create an index for a column in SQL.

A: Given: What factors to be considered for deciding whether to create an index for a column in SQL.

Q: Create a table based on EMP and DEPT tables such that it list each employee’s name, job, hire date,…

A: Given two tables: emp- empno, ename, job, mgr, hiredate, sal, comm, deptno dept- deptno, dname,…

Q: In SQL, what numeric data formats are available?

A: Tip Numeric data types are used to store numbers in database tables. Typically, these data formats…

Q: Define three types of join commands and use SQL to write these commands.

A: Inner join: It is used to find the matching value from both the tables. Query: SELECT…

Q: Write a PL/SQL block to check whether the given number is positive or negative or Zero

A: DECLARE num1 NUMBER := &get_num; BEGIN IF num1 < 0 THEN DBMS_OUTPUT.PUT_LINE ('The number…

Q: 6. What are different JOINS used in SQL?

A: A JOIN clause is used when you need to combine data from two or more tables into one data set.…

Q: select first name of customer  and the highest total in invoice in sql

A: The highest of any column can be obtained by using max operator select is used to display the data

Q: How would you modify the structure of a table using SQL? What sorts of adjustments are conceivable…

A: Introduction: Database objects known as tables store data in rows and columns and are used as…

Q: Please provide a concise explanation of the DML transactions supported by PL/SQL as well as the…

A: The DML or Data Manipulation language as it stand for is meant to work on data. Basically there are…

Q: What is the best way to utilise one in a SQL query?

A: Asked: What is the best way to utilise one in a SQL query

Q: How do you determine the order in which the rows in a response to an SQL query appear?

A: GIVEN: How do you determine the order in which the rows in a response to an SQL query appear?…

Q: In SQL, what are all of the different numeric data types?

A: SQL is the structured query language that are used to access and manipulate database. To insert or…

Q: How would you go about altering the structure of a table via SQL? What broad categories of shifts…

A: A table structure contains information such as field names, sizes, and data kinds. Adding and…

Q: Create a procedure in PL/SQL takes Department Id and return record data type has maximum salary,…

A: Find the required procedure in PL/SQL given as below :

Q: In SQL can the tables of a view be modified via the view?

A: In SQL, a view is a virtual table based on set of SQL statements. Syntax: CREATE VIEW [view_name]…

Q: Use Column level constraint setting while designing the below given table in sql named as…

A: Column constraints: In Structured Query Language, the column level constraints are used to specify…

Q: Write the sql command to show all the employees that are found in this table.

A: SELECT statements: An SQL SELECT statement retrieves records from a database table according to…

Q: 4. Write the SQL code that will save the changes made to the EMP_1 table (if supported by your…

A: Given Information : Table name = EMP_1 Attributes : JOB_CODE EMP_NUM

Q: What are some optimization techniques in SQL?

A: optimization techniques in SQL :- Sql query tuning or Sql query optimization refers to the process…

Q: Q. In sql how to fetch the records from a Emp table where joining year is 2017?

A: The DATE_FORMAT() function formats a date as specified.

Q: In SQL, what is a view? What is the definition of it?

A: Introduction: A view is any relationship not part of the logical model but is made visible to the…

Q: Explain the DML transactions in PL/SQL briefly and write down their general syntax.

A: Given: Data Manipulation Language (DML) These SQL commands deals with the manipulation of data…

Q: What is an index in SQL? Also write it's syntax.

A: An index contains keys built from one or more columns in the table or view. These keys are stored in…

Q: Write an appropriate SQL query to determine if there are any students that are not registered for…

A: Given: Write an appropriate SQL query to determine if there are any students that are not registered…

Q: te An SQL Query To Fetch “FIRST_NAME” From Worker Table Using The Alias Name As <WORKER_NA

A: Lets see the solution.

Q: Write an appropriate SQL query to delete the following record from the STUDENTS table: STUDENT_ID:…

A: Here is the solution:

Q: Describe the process of creating a table in SQL and the different data types you can use for fields.

A: Given: Describe how to create a table in SQL and the various data types that may be used for fields.

Q: . Write a SQL query to display the total salary of each employee adding the Salary with Variable…

A: Given, Table EmployeeDetails: EmpId FullName ManagerId DateOfJoining City 12 John Snow  321…

Q: Write an SQL query using the UPDDATE and SET operator that willoverwrite all values containing 16…

A: Update statement: The UPDATE statement in the SQL is used to modify existing records present in the…

Q: Write the SQL 9.  Create an index called CUSTOMERIND on the CUSTID column in the CUSTOMER table

A: As per question statement we need to write sql statement to create index CUSTOMERIND on the CUSTID…

Q: Show the structure of the EMP table. Create a query to display the name, job. hire date, and…

A: SELECT command is used to display the details specified column names

Q: what is the difference between inner and outer join in sql

A: Please find the answer below :

Q: -cluste

A: Non-clustered index?

Q: Write a PL/SQL script to display two outputs on the screen: 1) the most recent registration date and…

A: Answer 1)    SELECT Registration_Date FROM STUDENT ORDER BY Registration_Date DESC LIMIT 1;

Q: Use PL/SQL in oracle sql developer  Feature :Given a start and end date, print out name, phone…

A: The database is created with event table event eventID name ph_no ev_date status 1001 Abi…

Q: In SQL is this a true or false statement: The DUAL table can be queried and updated.

A: In SQL is this a true or false statement: The DUAL table can be queried and updated.

Multiple Table

In a database, a table is used to store data in the form of rows and columns. Rows are aligned horizontally and identified by one or more values in a specific column. Columns are vertically aligned and identified by a unique column name.