Want to hire SQL queries developer? Then you should know!
How and where is SQL queries used?
- Filtering Data: View relevant information
- Sorting Records: Organize data efficiently
- Calculating Summaries: Derive key insights
- Joining Tables: Combine data sources
- Subqueries: Nest queries for complex logic
- Updating Records: Modify existing data
- Inserting Records: Add new data entries
- Deleting Records: Remove unnecessary data
- Creating Views: Simplify data access
- Managing Indexes: Enhance query performance
Compare Junior, Middle, Senior, and Expert/Team Lead SQL queries Developer roles
Seniority Name | Years of XP | Responsibilities & Activities | Avg. Salary (USD/year) |
---|---|---|---|
Junior | 1-2 years |
| $50,000 |
Middle | 3-5 years |
| $70,000 |
Senior | 6-8 years |
| $90,000 |
Expert/Team Lead | 9+ years |
| $120,000 |
Quick Facts about SQL queries.
- SQL (Structured Query Language) was created in the year 1974.
- Most popular project types using SQL are database management systems.
- The entry threshold for learning SQL is relatively low compared to other programming languages.
- One of the most popular related technologies to SQL is NoSQL databases.
- In SQL, the statement “SELECT * FROM students WHERE grade = ‘A+’;” won’t magically make you an ‘A+’ student.
TOP SQL queries Related Technologies
- MySQL 8.0 (Oracle, 2018)
- Microsoft SQL Server 2019 (Microsoft, 2019)
- PostgreSQL 12 (PostgreSQL Global Development Group, 2019)
- SQLite 3.30 (D. Richard Hipp, 2019)
- Oracle Database 19c (Oracle, 2019)
What are top SQL queries instruments and tools?
- MySQL Workbench: Visual database design tool by Oracle (2003)
- Microsoft SQL Server Management Studio: Microsoft’s SQL tool (2005)
- Toad for SQL Server: Quest Software’s SQL tool (2001)
- DBeaver: Universal database tool by DBeaver Corp (2013)
- Navicat: Database management tool by PremiumSoft (2002)
- pgAdmin: PostgreSQL database management tool (1996)
Talk to Our Expert
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Maria Lapko
Global Partnership Manager