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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    85 trabalhos encontrados, preços em EUR

    I'm in search of a qualified individual adept in using Oracle APEX and particularly proficient in Jasper Studio. My focus lies in creating reports and visualizations in Jasper Studio, particularly in the context of PDF reports generated from an Oracle database. Key Features: - Report Generation: The professional will be responsible for generating and structuring comprehensive reports exported as downloadable PDFs. - Data Visualization: The project requires creating appealing visualizations based off database information. - The reports should be manually generated with a click of a button for easy download. The ideal freelancer for this project is someone with: - Strong experience in Jasper Studio - Oracle APEX familiarity - Proficiency in data visualization

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    Skilled MySQL Specialist Needed 6 dias left
    VERIFICADO

    I'm in need of a SQL expert who can assist with some tasks on my MySQL database management system. The exact tasks are still being finalized, but it is essential that you have a wide range of skills and expertise in the field. Here's a potential list of tasks you might be working on: - Query optimization - Database design - Data migration Ideal Skills: - Extensive understanding of SQL and MySQL - Previous experience with query optimization, database design, and data migration - Strong problem-solving ability When applying, please ensure you include details of your past work. I'm keen to see examples of SQL tasks you've successfully completed, specifically in MySQL. Please be as comprehensive as you can be in your application. Your prior experience will be a critic...

    €326 (Avg Bid)
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    Maximum bid $80 I am looking for a skilled freelancer with expertise in ASP.NET, Visual FoxPro, Office, and SQL to make the application work . I was functional before moving to the new site.. Key Job Details: - Fluency in ASP.NET, Visual FoxPro, Office, MS IIS Serve, Visual Stdio and SQL is required. - Ensure a seamless migration from the backup to a new hosting site without any data loss. - Full migration of my e-commerce site. - Preserving user data and order histories. - Ensuring a seamless transition to an identical server. Ideal skills: - E-commerce site migration proficiency. - In-depth knowledge of server specifications. - Experience in data backup and recovery. - Ability to thoroughly test site functionality post-migration. The chosen professional will safeguard all existing we...

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    I'm in need of a professional with SQL and Tableau capabilities, I need some one who is expert in SQL and Tableau

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    I'm looking for a seasoned Tableau expert to provide me with a 2-hour screen-share training session as soon as possible. The core areas I'm interested in learning more about include: - Data Visualization Techniques - Creating Dashboards - And much more I'm aiming to boost my proficiency in these areas quickly, hence a structured and hands-on demo approach will be appreciated, where I can visually observe the process and ask questions on the go. Ideal Skills and Experience Required: - Proficient in Tableau software - Experienced in teaching Tableau online via screen-sharing - Solid understanding of data visualization techniques and dashboard creation in Tableau - Ability to clearly, patiently, and effectively impart knowledge - Flexible and ready to start immediately. L...

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    I'm in need of a skilled Oracle Cloud HCM specialist, specifically experienced with the Core HR module. The project will primarily involve two key tasks: - System Implementation: It's essential that the Oracle Cloud HCM Core HR can be appropriately configured and fully functional, matching our unique HR requirements. Knowledge in effective configuration and implementation of the Core HR module is critical for this project. - Data Migration: We currently are using AS400 and aim to migrate existing data to Oracle Cloud HCM. The chosen freelancer must demonstrate profound knowledge and experience in successful data migration from AS400 to Oracle Cloud HCM without loss of crucial information. Suitable candidates should have a strong background in Oracle Cloud HCM, particularly Co...

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    I am looking for a professional freelancer who can provide a solution for automating the creation of weekly MIS reports using Excel. The selected candidate will have: - Expertise in Excel and data manipulation - A deep understanding of sales data - A proven track record in automating data reporting tasks Tasks will include: - Understanding my sales data structure and reporting needs - Designing and implementing a process to extract significant data - in this case, Revenue, from my Excel sheets - Setting up an automatic report generation mechanism This project will require a tool or macro that can generate these reports on a weekly basis, without fail. The tool or macro should be straightforward to use and should effectively sort and analyze the data to produce the desired reports, high...

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    Estimados desarrolladores, estoy buscando conectar mi ERP a través de un Servicio Web para actualizar ordenes, productos, inventarios y precios a MercadoLibre. Tengo la documentación necesaria para consumir el servicio web o puedo modificarlo de la manera necesaria para que sea utilizado en la conexión. Requerimientos: Que cuando se venda una orden en mercadolibre podamos tener en vivo la información de producto, precio, cliente, datos de cliente, envio, etc para poder utilizarlo. Vincular productos de mercado libre con los del ERP, validar si es posible actualizar existencias en un batch diario o dos veces al dia. Sería genial que se conociera el api de mercado libre de manera profunda para conocer hasta donde podemos llegar con la implementació...

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    Thank you for looking into my project. I'm in urgent need of an expert PHP and SQL Developer who can assist me with my PHP code file. Your primary task would be: - Extract the UPDATE queries from my existing PHP code file. Create the sql quart form the pho file. The freelancer I am looking for ideally has: - A strong background in PHP and SQL - Extensive experience extracting and optimizing SQL queries - A deep understanding of MySQL databases Please submit your proposal detailing your experience with the tasks listed above and how you plan to accomplish it. Your ability to communicate clearly and effectively will play a factor in who gets awarded this job. Looking forward to your bids.

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    I am seeking a highly organized and detail-oriented freelancer with strong Excel or Google Sheets skills. Your role will be to enter a variety of information including text, numbers, and dates into a spreadsheet that has over 20 fields. Experience in navigating and compiling data into complex spreadsheets would be a great advantage.

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    I'm looking for an experienced developer who can build a simple, yet effective online management system. Essential technology skills include C#, SQL, WebAPI, Bootsrap, and CSS. Key features will include: - User authentication: You should have prior experience designing secure login systems. - Data entry forms: These need to be intuitive and easy for end-users. - Reporting and analytics: Ability to create meaningful insights from data. - Selling and inventory: Inventory adjustments should be accurately reflected and synchronized with sales. - Create invoices: This functionality should be simultaneously linked with the sales and inventory module. The primary purpose of the system is inventory management, but it will also integrate other important areas like sales management. Take n...

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    Looking for someone with good skills in Airflow, Pyspark and SQL.

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    I'm looking for an experienced Power BI developer to design a customer-centric dashboard using data from SQL databases. The ideal candidate should have strong skills in SQL and Power BI, with a strong understanding of customer data analysis. The project will require: * Designing a Power BI dashboard to visualize our SQL database. * Selecting specific information from the SQL databases for display on the dashboard, mainly focusing on customer data. * Performing analysis on specific aspects of customer data. SCOPE OF THE WORK: * Data Analysis: Analyze customer demographics and customer behavior trends within our SQL databases to identify useful patterns or insights. * Dashboard Design: Create a dashboard that presents this data in a meaningful and digestible way. The ideal freelanc...

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    .NET SQL Debugging Needed 6 dias left
    VERIFICADO

    I am in need of an experienced developer with strong skills in .NET and SQL. My project currently has some issues that I am unable to resolve on my own. Work needs to be done on my premises in Las Vegas. Key Tasks: * Debugging: The application has been developed but is encountering syntax errors and runtime errors which need resolution. Ideal Skills and Qualifications: * Strong experience with .NET and SQL * Proven debugging and problem-solving abilities * Knowledge of application development and programming languages If you have the ability to quickly identify and fix these issues, I would love to hear from you. Please share examples of similar work you have completed. Thank you.

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    As your client, I'm in need of someone with outstanding SQL skills to assist me in creating and formatting various SQL queries. The job will involve: - Writing data extraction queries based on specific requirements that I will provide. - Assuring SQL syntax is correct and the formats are professional. - Delivering optimized, efficient queries to extract data smoothly. The ideal candidate for this job will be: - Proficient in SQL and comfortable handling different types of queries, particularly data extraction ones. - Experienced in SQL syntax and formatting, assuring that all work done is up to professional standards. - Capable of writing efficient scripts to ensure the least amount of load on our servers and the fastest possible results. This project may be straightforward for ...

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    I am experiencing an issue with my SQL Server Management studio 14. Whenever I attempt to execute a query, I receive a specific error message stating The type Initializzer for ' StatusBarManager.' threw and exception. I have attempted to resolve this issue by uninstalling and reinstalling the program, but the problem persists, over and over again. Key Requirements: - I need someone who has experience dealing with this particular error message. This is a highly specific issue, so experience in identifying and rectifying errors in SQL Server Management Studio 14, in particular, is greatly valued. - You need to be able to demonstrate a solid grasp of SQL server management; particularly in executing and managing queries. Please include in your application: - A brief explanat...

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    I'm seeking a well-versed professional to perform a third-party software API integration for advanced querying. While the database management is open, your expertise in this decision will be crucial. Ideal Skills: - Proficiency in API Integration and configuration - Highly skilled in advanced querying - Ability to recommend suitable database system Experience: - Proven work experience in third-party software API Integration - Profound understanding of advanced querying - Experience in using multiple database systems in projects.

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    Oracle DB to SMS via Teways API 6 dias left
    VERIFICADO

    As an Oracle developer, I'm seeking a capable freelancer who can assist me in utilizing the Teways API to send SMS messages using data read from an Oracle database table. The successful applicant will be responsible for: Tasks: - Retrieving and handling data from an Oracle database table. - Implementing and configuring the Teways API to send SMS messages. - Ensuring that the SenderId, DestinationNumber, Message, and other pertinent information are accurately transmitted through the Teways API. Requirements: - Sound experience with Oracle databases, including the ability to efficiently read from tables. - Proven experience in implementing and working with APIs, particularly the Teways API. - Familiarity with data parsing and manipulation to ensure accurate message transmission. I al...

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    I need professionals with an extensive understanding of data extraction, transformation, and integration in the banking domain. Your overarching role will encompass integrating our banking system with a new data warehouse. NOTE: The team or company must have relevant experience in the BANKING DOMAIN. Note: Looking for a full-time available team. Key Responsibilities: - Apply your expertise in ETL tools to extract, transform, and organize multiple data streams. - You will integrate the cleaned data with other various parts of our banking systems. Analytical Requirement: - Your role will also demand you to leverage your solid background in developing insightful reports in the banking context. While not mandatory, the ability to pull in data from customer’s transactional histo...

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    I am looking for a professional freelancer who can provide a solution for automating the creation of weekly MIS reports using Excel. The selected candidate will have: - Expertise in Excel and data manipulation - A deep understanding of sales data - A proven track record in automating data reporting tasks Tasks will include: - Understanding my sales data structure and reporting needs - Designing and implementing a process to extract significant data - in this case, Revenue, from my Excel sheets - Setting up an automatic report generation mechanism This project will require a tool or macro that can generate these reports on a weekly basis, without fail. The tool or macro should be straightforward to use and should effectively sort and analyze the data to produce the desired reports, high...

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    Postgres SQL Enterprise Setup 5 dias left
    VERIFICADO

    I am in need of a skilled PostgreSQL DBA to assist in setting up and configuring a wide range of enterprise tools. The ideal candidate must have expert knowledge in the installation, configuration, and use of the following tools: - EFM (Enterprise Failover Manager) - PEM (Postgres Enterprise Manager) - EDB Migration - pgBackRest - pgBouncer - pgPool In addition to the initial setup, I require some specific expertise to fully leverage these tools. Specifically, it would be great if you have previous experience with: - Backup and restore tasks using pgBackRest - Connection pooling with pgBouncer - Load balancing with pgPool Please, only apply if you have a proven track record with these PostgreSQL tools as I would like to ensure an efficient setup process. Prior experience with similar p...

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    I'm seeking a highly skilled database administrator to perform a significant Oracle to MySQL database migration. My existing database is extensive, well above 10GB, and encompasses structural components including schemas, data, stored procedures and triggers. Key elements of the project include: 1. Migrating Schema/Data: Careful movement of all schema definitions and data is essential to ensuring seamless transition without loss. 2. Transferring Stored Procedures: Stored procedures currently in place within the Oracle database will need to be assessed and recreated effectively in the MySQL environment. 3. Triggers Implementation: All triggers in use within your Oracle setup will also require migration. While the size of this project is substantial, there's no need for top...

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    I have a pressing need for an experienced game developer to address and eliminate several issues in the source code of the popular PC game, GunZ: The Duel. • Bug fixing: You'll have to debug the game to solve frequent game crashes, tackle gameplay glitches, and correct visual errors ensuring a smooth and high-standard user experience. • Experience and Skills: Proficiency in game development, with a particular emphasis on debugging, is required. Knowledge of the original game, GunZ: The Duel, would be highly advantageous, as well as an understanding of PC platforms and their gaming specifications. Your ability to reproduce and fix bugs, incorporating patch solutions without disrupting the core gameplay, is crucial. The overall goal is to achieve optimised performance and...

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    I am having an issue with my wordpress installation. Thousands of the images are missing. They should be shown like the cdn link below, but thousands of them are not being served properly.

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    Delphi dersi için bir bitirme ödevine ihtiyacım var. Söz konusu bu ödev, orta düzeyde bir kütüphane otomasyon uygulaması olmalı ve SQL veritabanı ile bağlantılı olmalı. Özellikler: - Kütüphanemizdeki kitapları arama yeteneği - Kitapları ödünç alma ve iade etme işlevi - Üye yönetimi. Üyelerin isim, soyisim, telefon numarası ve e-posta adresi bilgilerini kaydetmeye ve yönetmeye ihtiyacımız var. İdeal bir freelancer, Delphi ve SQL veritabanı konularında deneyime sahip olmalıdır. Ayrıca kütüphane işlemlerini anlamak ve implemente etmek için iyi bir bilgi birikimine sahip olmalıdır.

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    I'm seeking an experienced VB .Net developer, capable of creating a form with specific requirements. The individual should possess strong knowledge in creating data input fields, formulating calculation functionalities, and implementing data validation techniques. Key Responsibilities: - Create a form using VB .Net. - Form should allow precise data input. - Implement calculation functionalities to analyze entered information. - Verify the integrity of the data entered by adding data validation. The aim is to create a step-above-minimalist design that caters to my custom requirements, primarily focusing on a special layout. Your expertise in crafting visually appealing yet straightforward on-screen elements will greatly benefit this project. Ideal Skills: - Proven experience in VB ...

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    I am seeking a proficient web developer to enthusiastically embark on an project of developing a fitness tracker application. The app will primarily operate on a web browser interface, meticulously designed to assist users in tracking and managing their fitness regime. Here are the specifics: Key Features: - User authentication system allowing new users' registration and logs in, with a password change option for security purposes - Daily Calendar for planning and tracking workouts - A dedicated profile page displaying personal information - Versatile fitness goal-setting capability - Access to various workouts information and the feature to personalize exercise routines - Performance comparison features and health tracking system - Customized diet plan generator and nutrition trac...

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    I am seeking a skilled data analyst to provide insights on customer demographic data, sales data, and website traffic data for my business. Key tasks include: - Handling and analyzing a medium-sized data volume of 10mb to 10GB - Utilizing data visualization, statistical analysis, and predictive modeling to inform strategic business decisions - Ensuring data analysis is precise and leads to constructive business improvements Ideal skills to have for this job: - Expertise in data analysis and interpretation - Advanced skills in data visualization tools and statistical software - Experience with predictive modeling - Understanding of customer demographics, sales data, and website traffic analysis This project will require you to effectively communicate complex data in a simple, clear ...

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    I'm seeking an expert who can facilitate comprehensive administrative access to a database of Cobas lab instruments. Your primary responsibilities will include: - Enabling viewing, analysis, and modification of the instrument data - Facilitating administrative access, ensuring we can update data across all levels - Utilizing the API for both adding new instruments to the database and conducting data analysis Efficiency, attention to detail, and familiarity with Cobas lab instrument data is essential for this project. Previous experience working with similar databases will be considered an advantage.

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    I'm seeking a qualified tutor who can guide me through Abbyy FlexiCapture certification. I want to deepen my knowledge about image processing, document classification, and data extraction. As I'm pursuing this certification, having an expert who is well versed in these topics is paramount to me. The ideal candidate should be able to offer: - Online tutorials - Comprehensive video lessons - Hands-on practical exercises My aim is to not just pass the certification exam, but to understand the subject matter thoroughly. Therefore, I'd appreciate it if you could design the courses in a manner that fosters learning and knowledge retention. The project's timeframe is quite immediate. I am hoping to engage as soon as possible. To execute this project successfully, you ...

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    I'm seeking a skilled data analyst to help with tasks including data cleaning and preprocessing, data visualization and reporting, and statistical analysis. The data they will be working with is of medium size, ranging between 1GB to 10GB. Prior experience with Python, SQL, and Excel is crucial for this project. Specifically, proficiency with the Python libraries Pandas and Matplotlib is required for the analytics components of the work. This project requires both strong technical skills and a thorough understanding of data analysis methodologies.

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    We are seeking a skilled Data Engineer to develop a tool capable of merging multiple CSV files into a single, comprehensive spreadsheet. We have a list of inventory from many grocery stores in the city. Most of the items on the list are the same. We just want to create a single spreadsheet with the same products showing the prices of each store in a different column. If the item is not available in the store, we will enter 0 for the value. We also have to ensure that identical products, despite having slightly different names across stores, are recognized and accurately consolidated. Key Responsibilities: 1) Design and develop a tool that intelligently combines inventory data from multiple CSV files into one unified spreadsheet. 2) Implement algorithms capable of identifying and match...

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    CODIGO MILLONARIO -- 3 4 dias left
    VERIFICADO

    PROYECTO SISTEMA DE SORTEOS. -VENTA DE CARTILLAS ESCANENADO Y REGISTRANDO EN EL MOMENTO DE LA VENTA CON MONITOREO EN TIEMPO REAL DE LAS ESTADISTICAS DE VENTA Y RECADACION. -INTERFAS VENDEDOR PARA PODER CREAR NUEVOS VENDEDORES - INTERNFAST PARACREAR CARTILLAS MAS CODIGO Y NUMERO -POSIBILIDAD DE ELEGIR CUPONES A LA SAR SIMULANDO SORTEO Y POSIBILIDAD DE PODER CONTROLAR LAS CARTILLAS GANADORAS - HISTORIAL DE GANADORES -PASARELA DE PAGOS Y VENTA EN LINEA ATRAVEZ DE LA WEB Y APP -*Título:tareas a Realiza* r -desarrollo de venta de boletos con pasarela de pago. -sistema de facturación para llevar la contabilidad de los boletos fiados entregados a los vendores ‐funciones estadísticas y reportes para proporcionar una visión detallada del rendimiento del sistema. Adm...

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    Estoy buscando a un profesional capaz de convertir un código C# en una extensión de Google Chrome. La extensión deberá tener las siguientes funcionalidades: - Capturar el DOM de una página web - Guardar el texto capturado en una base de datos Es esencial que la información capturada sea específicamente texto. Además, los datos se deben almacenar en formato SQL relacional dentro de la base de datos. Las habilidades ideales para este proyecto incluyen: - Experiencia en desarrollo de extensiones de Chrome - Conocimientos sólidos de programación en C# - Experiencia en trabajar con bases de datos SQL Este proyecto es un desafío interesante que requiere una habilidad sólida en múltiples disciplin...

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    I'm looking for a skilled freelancer who can help me with a unique requirement. The main objective is to create a code that will: - Load multiple CSV files into one SQL database. - Furthermore, the code needs to delete all duplicate data in the database. I left a few crucial questions unanswered. - First, the ideal programming language for this code is not specified, therefore I'm open to Python, Java, PHP, or whichever language you believe would be most appropriate for the task. - Second, the location of the CSV files was also left unspecified, meaning they could be located in a specific folder or scattered in different locations. Your solution should be prepared to handle either situation. - Lastly, the code's handling of duplicate data was left undetermined. It could...

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    take backup of a umbraco project 4 dias left
    VERIFICADO

    i need help taking backup of my umbraco project which is hosted in the cloud. i need to make it avaible for local development

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    I'm in need of a SQL engineer with specialization in query optimization and extensive knowledge of MySQL. The project will involve fine tuning basic single-table queries for better performance in MySQL database. Ideal skills and experience include: - Expertise in MySQL database management - Proficiency in SQL query optimization - Ability to troubleshoot and debug errors Your responsibility would be to collaboratively review the existing database structure, and optimize the SQL queries in order to improve the performance, reduce the run time and the load on the server. This task requires clear understanding of SQL code, MySQL database design principles and industry best-practices. With your technical expertise, I'm looking forward to make mydatabase operations more efficient.

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    I'm looking for a seasoned fullstack developer proficient in .Net Core and Angular to work on Task Base which we will define on Daily Base to update our existing Application. - Must be an expert in .Net core and Angular - Having experience with Trello will be a plus as I'll need updates on the Trello Board on a daily Base - Daily tasks will encompass the development of new features, rectifying bugs from the earlier version, and code refactoring for optimization. - Should have a knack for problem-solving, with a consistently reliable track record in the timely delivery of projects. - Excellent communication skills and teamwork are a must. If you're someone who likes structured work, clear and achievable daily deliverables, this project is for you. - All code is shared on Gi...

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    We are looking for ETL ODI Developer for long term contract role who can support us 8 hours a day from Mon- Friday Experience 7+ years Long Term Work Hours 10.30 am – 07.30 pm IST Remote Key Skills : • 7 + years’ experience in building function & store procedure using ODI too and 3+ Years in Project Management • Strong in Agile, JIRA • Design Data warehouse table and applicable documentation. • Develop table creation scripts and execute the scripts for the Database Administrator (DBA). • Analyze data sources and determine data relationships to pair with the business requirements documentation (BRD). • Familiarity with data quality issues and Exact, Transform, Load (ETL) processes • Design and develop Extract Load Transform (ELT) process ...

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    As a company, we are looking to bring on a skilled freelancer to assist us with some customization work on our Tally system. Our specific aim is to integrate the Tally system with our Clubman software. Key Project Requirements: - Integration of Tally and Clubman software - Implementation of data synchronization between the two systems Ideal Skills and Experience: - Extensive experience with Tally customization - Proven track record of successful software integrations, particularly between Tally and other systems - Proficient in data synchronization tasks - Must have an understanding of Clubman software The right freelancer for this job would be someone who is experienced, dedicated, and able to solve complex software integration challenges. Your ability to customize Tally for our spec...

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    Power BI Dashboard Enhancement 3 dias left
    VERIFICADO

    I am seeking an expert in Power BI to enrich my current dashboard with additional metrics and insightful recommendations. Your work will involve the following: - Add specified metrics: I need the Customer Acquisition Cost, Tickets Raised, and Space Utilization metrics integrated into the dashboard. - Provide an Operations Efficiency Summary: An analytical review and commentary on operations efficiency is expected. - Layout modifications: Modifications should be made on a separate page of the dashboard, rather than adjusting the existing layout. Key Skills and Experience: - Proficiency in Power BI - Strong analytical and statistical skills - Excellent understanding of data visualizations and dashboard creations - Experience in operations efficiency analysis.

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    MySQL Query problem 3 dias left
    VERIFICADO

    My query below doesnt work i need AS order_total BUT ONLY WHEN = 'ot_total' and i also need AS shipping_method BUT ONLY WHEN = 'ot_shipping' my strategy below failed as it seems i can only use the condition in the normal WHERE clause near the bottom i.e WHERE o.orders_status = s.orders_status_id AND s.language_id = '1' AND = 'ot_total' however this means will return data for the ot_total class but i want it for the ot_shipping class im simply trying to add 2 conditions 1. return AS order_total for the = 'ot_total' 2. return AS shipping_method for the = 'ot_shipping' i dont want for = 'ot_total' so help me ? is this not possible or do i have to execute a completely sepearate query?? that seems a waste...

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    Data Retrieval Via SQL 3 dias left
    VERIFICADO

    I'm in need of an expert to construct SQL statements that will retrieve specific data from a database. I have an SQL Server with multiple databases, with existing SQL query that looks similar to Select * from union all Select * from union all Select * from The select command is a lot more advanced than a simple Select *, but I need to be able to easily extend and included more databases, without having to cut, copy, paste, then perform a find and replace of the database tables. If i was to write in DOS, it would be something like for each %i in ( Database1, Database2, Database 3){ select * from % union all } but just not sure the best way to do this in SQL, and looking quick assistance. thanks

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    To streamline my daily tasks, I'm in need of a PostgreSQL expert who can efficiently install the h3 extension on my desktop which runs on Windows. Key Requirements: - High-level expertise in PostgreSQL, specifically in version 14. - Thorough knowledge and hands-on experience in handling the h3 extension. - Rich experience working on a Windows operating system. Please ensure you are fully comfortable with aforementioned skill sets, as they are crucial in meeting this task's requirements. Looking forward to working with a capable freelancer for a smooth and efficient installation process.

    €24 (Avg Bid)
    €24 Média
    2 ofertas

    I need a professional to effectively set up a Tiger VNC on my Linux server and perform a one-off backup operation on my Oracle database, from one server (Server A) to another (Server B). Specific requirements: - VNC Server Setup: • Skilled in the setup and configuration of Tiger VNC servers on Linux. • Should have understanding of security measures, password authentication is mandatory for this setup. - Oracle Database Backup: • Proficient in managing Oracle databases, specifically initiating backups. • Previous experience of database migration would be advantageous. This project demands someone who is not only technically skilled, but also meticulous and adaptable. Experience within a similar role would be beneficial. Being detail-oriented and havi...

    €41 (Avg Bid)
    €41 Média
    9 ofertas

    I need an expert to refine and rectify errors in my market's cash register software. The issues you will tackle are mainly: - Development errors - System malfunctions - Data inconsistencies - Frequent bugs Your focus should be to enhance: - Software functionalities - System performance Ideal skills and experience include: - Proficiency in software development and debugging - Experience in addressing system malfunctions and improving performance - A keen eye for identifying and rectifying data inconsistencies. This is vital to ensure smooth operations. I'm aiming for a more robust and user-friendly system. Proven experience in enhancing software according to client's needs is a must.

    €510 (Avg Bid)
    €510 Média
    47 ofertas

    I require assistance in generating a complex report from multiple data sources within a custom application. The report necessitates retrieving and aggregating information from various tables using SQL queries. It must pull and consolidate pertinent records from a range of interconnected database assets while preserving data integrity. Specifically, the report will need to extract salient fields like identifiers, values, and timestamps from several intricately related operational stores. It should then compile and organize the extracted segments to provide a holistic view of core business operations over a specified timeframe. The constituent pieces must be intelligently linked and cross-referenced to offer meaningful insights. The underlying database schema may be intricate with numerous j...

    €18 / hr (Avg Bid)
    €18 / hr Média
    42 ofertas
    Database Normalization 3 dias left
    VERIFICADO

    I'm looking for a skilled database engineer to help with the normalization of my MySQL database. This database is primarily used for storing patient information, managing tables. Your tasks would include: - Analyzing the current structure of the database. - Implementing needed changes to reduce redundancy and ensure data integrity. - Documenting the normalization process for future reference. Due to the sensitivity of this data, it is crucial that you have in-depth knowledge of MySQL and the principles of database design, especially normalization techniques. Experience in health databases would be of added advantage since the database is used for patient. Please note that the size of the MySQL database was not specified, so you need to be comfortable and experienced with handling...

    €442 (Avg Bid)
    €442 Média
    54 ofertas

    5 years of overall IT experience with more than 3+ years of experience in Data Engineering related technologies. Must have understanding Python / Scala / Java and related commonly used packages specially with GCP. Hands on experience on Data migration and data processing on the Google Cloud stack, specifically: Big Query Cloud Dataflow Cloud DataProc Cloud Storage Cloud DataPrep Cloud PubSub Cloud Composer & Airflow Experience designing and deploying large scale distributed data processing systems with few technologies such as PostgreSQL or equivalent databases, SQL, Hadoop, Spark, Tableau Hands on Experience with Python-Json nested data operation. Exposure or Knowledge of API design, REST including versioning, isolation, and micro-services. Proven ability to define and build architec...

    €12 / hr (Avg Bid)
    €12 / hr Média
    10 ofertas

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