SQL, or Structured Query Language, is a commonly used programming language for managing data in relational databases. A SQL Developer helps with the design, development and maintenance of databases. They ensure that the databases work correctly and efficiently and can also create testing procedures. With the help of a SQL Developer, clients are able to get an efficient system for managing their company data. By developing secure and reliable databases, businesses can maximize their potential and streamline all processes.

Here's some projects that our expert SQL Developers made real:

  • Improving query speed and accuracy on large datasets
  • Implementing views and stored procedures for quick retrieval of data
  • Designing database tables to store all types of data
  • Automating processes to reduce manual work while working with databases
  • Creating an efficient search function using complex SQL queries
  • Providing insights into data by creating analytical models

SQL is an invaluable tool for businesses today in managing their data efficiently. Our experienced SQL Developers help clients by developing a secure and reliable database that meets their needs. With the help of a SQL Developer, clients can ensure that their database systems work correctly and with maximum efficiency.

If you're looking for an expert SQL Developer to create efficient databases or enhance your existing systems, here at Freelancer.com you will find the perfect contractors for the task. Our wide network of talents has put together many successful SQL projects for satisfied customers around the world today. So if you're ready to take your business to the next level, post your project now on Freelancer.com and hire an expert SQL Developer to work with you on this journey!

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    65 najdenih del, po cenah EUR

    I have an existing Microsoft SQL Server database that I'm looking to migrate to a NoSQL database system. Ideal skills and experience: - Strong experience with database programming - Previous database migration experience - Proficient in both Microsoft SQL Server and NoSQL databases Please let me know your experience in such projects and the approach you would take to ensure a smooth and successful migration.

    €6 - €61
    Zapečateno
    €6 - €61
    9 ponudb

    I have an existing Microsoft SQL Server database that I'm looking to migrate to a NoSQL database system. Ideal skills and experience: - Strong experience with database programming - Previous database migration experience - Proficient in both Microsoft SQL Server and NoSQL databases Please let me know your experience in such projects and the approach you would take to ensure a smooth and successful migration.

    €6 - €60
    Zapečateno
    €6 - €60
    9 ponudb

    As a business with a medium-sized SQL database, my aim is to enhance data interpretation and decision making by utilizing Microsoft Power BI for data visualization, interactive dashboards, and comprehensive reporting. Key Requirements: - Expertise in Microsoft Power BI to analyze database. - Experience with SQL and understanding of data volume (1GB - 10GB). - Ability to visualize data through charts and graphs, create interactive dashboards, and generate comprehensive reports using Power BI. - Familiarity with implementing security measures, including data encryption, user authentication, and permission-based access control. Please bid if you have the ideal skills and proven experience. Your bid will be evaluated based on your expertise, client feedback, and cost-effectiveness. Let'...

    €31 / hr (Avg Bid)
    €31 / hr Povprečna ponudba
    96 ponudb

    University Assignment: Flask Web Application for Secure Authentication System ONLY BID IF YOU CAN DO IT. Go to Template Folder to see the code and use Docker to run it. It should take 2-3 hours to do it. Need it ASAP. Project Overview: I will give you a zip file with , and other files. Help me enhance a Flask-based html website by improving its authentication system. This involves the creation of a new and the enhancement of existing features to meet specified security standards and user experience improvements. Core Requirements: User Interface Development: - Develop with forms for username, password, and password confirmation. - Ensure forms are user-friendly and adhere to modern web standards. Password Requirements: - Enforce a password length of 8-64 characters. - Support a...

    €23 (Avg Bid)
    €23 Povprečna ponudba
    33 ponudb

    I'm on the hunt for a vibrant, knowledgeable Microsoft SQL trainer for my client who can help me elevate skills to an intermediate level. Fluent Tamil communication is a must as I feel most comfortable learning in this language. Key Learnings Expected: - Database Creation: Learn how to build an efficient and well-structured database from scratch. - Querying and Managing Data: Gain expertise in extracting, manipulating, and managing data. - Advanced SQL Concepts: Explore more sophisticated SQL concepts to comprehend the language's full capabilities. Ideal Freelancer's Profile: - Experienced MS SQL tutor with a strong understanding of database creation, handling data, and advanced SQL topics. - Proficiency in teaching in Tamil. - Proven experience in educating and simplify...

    €108 (Avg Bid)
    €108 Povprečna ponudba
    8 ponudb

    I'm in search of an experienced MS SQL professional who can provide online training that covers from intermediate to advanced concepts. This will focus particularly on, but not limited to: - Database Administration - Query Optimization - Stored Procedures Ideal Qualifications: - Proficient with MS SQL - Previous experience in teaching or training - Ability to explain complex concepts in a simple, understandable manner - Capable of tailoring the lessons to my specific needs No preference on the tools or software versions for the training as the focus is more on learning the subjects rather than mastering specific tools. Feel free to propose the platform or versions you are most comfortable teaching with.

    €105 (Avg Bid)
    €105 Povprečna ponudba
    18 ponudb

    I require a proficient data analyst to conduct predictive analysis on my retail-related data. With a solid foundation in Python tools, the professional should be able to leverage their skills to make accurate predictions that will drive informed decision-making. Ideal skills and experience for this job would include: - Extensive knowledge of Python programming for data analysis - Prior experience in handling retail data - Strong understanding of predictive analysis methodologies. Understanding retail trends, patterns, and behavior through this data analysis is fundamental, therefore the freelancer must be accustomed to retail sector nuances. This project will require the utmost precision so attention to detail is paramount.

    €79 (Avg Bid)
    €79 Povprečna ponudba
    24 ponudb

    Seeking a SQL specialist (4-5 hr/day part time remote job) excelling in data partitioning, indexing, complex query calculations, and impeccable SQL design. Here's a snapshot of what my project entails: - Enhancement of a medium-scale database (1,000 - 10,000 records) using best practices - Expertise in SQL Design for efficient data management - Aptitude for complex query calculation to enhance speed and accuracy - Proficiency in data partitioning and indexing - Equally prioritizing both query optimization and database design - Excellent communication skills for steady project updates Ideal candidates must have a knack for balancing database design and query optimization. Let's push the boundaries of what SQL databases can achieve together!

    €13 / hr (Avg Bid)
    €13 / hr Povprečna ponudba
    30 ponudb
    Access Database Query Development 20 ur left
    VERIFICIRAN/A

    write a query in the attached database that copies the last record created in the customer table and copies it to the merge table overwriting any record that exists in the merge table. There should only ever be one record in the merge table. Return the testdb access database to me with the query that performs the above action. Piece of cake for access DB guru

    €22 (Avg Bid)
    €22 Povprečna ponudba
    43 ponudb

    I'm seeking an expert in LucidWorks Fusion to enhance my project by optimizing website search and integrating it with multiple data sources. Here are the main tasks I need assistance with: - Optimize my website's search functionality to quickly and effectively retrieve the required data. - Integrate LucidWorks Fusion with the data from my website databases and product inventory system to support an enterprise level search and data analytics. - it’s a complex enterprise search involving 10 million + skus - good experience with spark and solr is must along with complex fusion pipelines Ideal skills and experience for this job include: - Proven experience in LucidWorks Fusion. - Strong understanding of website databases and product inventory systems to facilitate seaml...

    €52 / hr (Avg Bid)
    €52 / hr Povprečna ponudba
    7 ponudb

    I am in need of a skilled programmer with experience in desktop application development. The primary purpose of the application is unclear as of this point, but will be clarified as the project progresses. The ideal candidate for this job would: - Have extensive experience in desktop application development. - Be able to quickly adapt to changes in the application requirements. - Be able to start working on the project immediately. Please note that this project requires an immediate start, given the urgency of my need for the application. Therefore, time management and speed are of the essence. this is just to develop a simple desktop application using python and the given skeleton code and specdifications.

    €113 (Avg Bid)
    €113 Povprečna ponudba
    29 ponudb

    I require a specialist in Grafana dashboards to assist me in visualizing captivating metrics related to CPU usage, memory usage, and network latency from Prometheus data sources. I intend to have these data displayed in the form of histograms, line charts, and heat maps, enabling easy interpretation and quick reference. Consequently, significant expertise in Grafana, proficient understanding of Prometheus as a data source, familiarity with performance metric analysis, and the ability to design unique and practical visualisations using histograms, line charts, and heat maps is paramount.

    €21 (Avg Bid)
    €21 Povprečna ponudba
    26 ponudb
    Pl/SQL Programming Assistance 8 ur left
    VERIFICIRAN/A

    I require a proficient Pl/SQL programmer to assist me in writing stored procedures for my database. Your primary goal is to focus on the programming aspect of Pl/SQL, specifically in creating stored procedures. This is key to the project and will require a deep understanding of both database management principles and the syntax of Pl/SQL. Key skills and experience needed: - Proficiency in Pl/SQL programming - Proven experience in writing stored procedures - Strong understanding of database management and architecture - Excellent problem-solving skills - Attention to detail and accuracy in coding Your work will contribute significantly to the efficiency and effectiveness of my database system. Please be sure to have a portfolio or examples of your previous Pl/SQL work to showcase your ca...

    €14 / hr (Avg Bid)
    €14 / hr Povprečna ponudba
    35 ponudb

    I require a dedicated developer who can effectively create the backend logic for my college project; an E-commerce website. This site will primarily deal with physical products. Key Features Required: - E-commerce Capabilities: The site should facilitate the buying and selling of physical goods. Familiarity with creating product listings, shopping carts, and checkout procedures is a must. - Content Management System: I need a simple and efficient way to upload, remove or modify the products on the site. - Payment Gateway Integration: The website must securely process payments. Prior experience with integrating payment gateway services is required.

    €53 (Avg Bid)
    €53 Povprečna ponudba
    26 ponudb
    School Attendance System (tkinter) 1 ura left
    VERIFICIRAN/A

    I am seeking an experienced python developer to integrate a face recognition system primarily used for class attendance tracking. This system should operate by authenticating users to add and edit information. A critical requirement for this project is achieving different users having defendant access/editing rights. Max time 8hrs Skills and Experience: • Expertise in developing Face Recognition systems in Python • Proven track record of delivering high-accuracy solutions • Experience with tkinter and Python applications • Strong knowledge of machine learning algorithms and computer vision (OpenCV). • Detail-oriented and committed to meeting strict accuracy benchmarks. The outcome of this project should be a reliable, efficient, and highly accurate attendance tra...

    €18 / hr (Avg Bid)
    €18 / hr Povprečna ponudba
    56 ponudb

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