Dynamic SQL enables the construction ofSQL queries at runtime, allowing flexibility in query execution. It is commonly used forsearch filters, report generation, and metadata-driven applications. Implementation Methods: Using EXECUTE: DECLARE @sqlQuery NVARCHAR(MAX) = 'SELECT * FROM Employees WHERE D...
SQL Interview Questions For Freshers SQL Joins SQL Performance Tuning SQL Practice Quiz SQL Tutorials Technology Review Unix Interview Questions Unix Tutorials Tags Basic SQL QueriesComplex Viewdifference between simple view and complex viewEqui joinInner JoinLogical table in SQLNon Equi JoinOracleOuter Jo...
Before choosing the RAID (Redundant Array of Independent Disks) we should have a look into usage of SQL Server files. As a basic thumb rule “Data Files” need random access, “Log files” need sequential access and “TempDB” must be on a fastest drive and must be separated from data a...
Unix Interview Questions Unix Tutorials Tags Basic SQL Queries Complex View difference between simple view and complex view Equi join Inner Join Logical table in SQL Non Equi Join Oracle Outer Join PLSQL Postgres Self Join Simple View SQL SQL Joins SQL Views View Views in SQLHome...
Store complex queries. Q. What are various privileges that a user can grant to another user? SELECT CONNECT RESOURCES Q. What is schema? A schema is collection of database objects of a User. Q. what is Table ? A table is the basic unit of data storage in an ORACLE database. The ta...
Joins are used in queries to explain how different tables are related. Joins also let you select data from a table depending upon data from another table. Types of joins: INNER JOINs, OUTER JOINs, CROSS JOINs.OUTER JOINs are further classified as LEFT OUTER JOINS, RIGHT OUTER JOINS and FULL...
preparing for a challenging interview. SQL is a foundational technology for database management, so employers test candidates on various concepts ranging from basic to advanced-level queries. This blog covers common SQL interview questions and their answers to help you succeed in your next interview....
6. How to capture the long running queries? 7. What is the migration plan to move 300 databases to a new data centre? We can have an hour downtime. 8. In mirroring a connection failure happened between principal and mirror and principal server started filling log space (send queue), how...
Having covered the basic questions, now let's move on to some intermediate-level data structure interview questions. After testing your basic knowledge, interviewers are going to now test your technical proficiency in implementing and using PL/SQL concepts. ...
People interviewing for jobs where they will be asked to write Select queries Data scientists and data engineers who don’t yet have years of experience with SQL Anyone who wants to upgrade their SQL knowledge Anyone who needs to make sense of massive amounts of data, search for patterns and...