数据库编程 Jobs

Database Programming is an essential software development skill that processes data and stores it in a database. Database Programmers store and handle databases, create, maintain and update them so that data is organized, secure, and easily retrievable when needed. Database programming relies on the manipulation of an underlying language, like SQL, through coding structure and automation of rules to ensure accuracy and enforce consistency.

Whether you’re in need of organizing a complex amount of data, validating data changes, or writing to multiple databases at once, a Database Programmer can be your best asset when it comes to optimizing and automating your current system.

Here's some projects that our expert Database Programmer made real:

  • Data Management - whether it’s relocating large files from one server to another or editing large chunks of data.
  • Seamless User Experience – extending automations for a better end user experience with less manual labor.
  • Security – tying all transactions for protection from cyber threats and potential malicious activities.
  • API Connections – Pulling real-time data with API calls to update various databases with the most updated information.
  • Optimization – Configuring underlying structures such as indexing algorithms that can be modified over time to match user demand.

Database programmers are highly specialized software engineers with expert knowledge in both backend development and databases themselves. They rely on a combination of inherently acquired knowledge through technical education or career experience to make sure data processing is secure, accurate, fast and consistent. With help from a Database Programmer, clients can easily optimize their systems so they are able to access information quickly while still keeping their businesses secure and up-to-date.

As a result, working with a Database Programmer on Freelancer.com is ideal for those who need real-time solutions tailored to match their unique needs without compromising security or efficiency. No matter the complexity of your business’s needs and your data requirements, our freelancers are experienced in setting up the perfect custom-made solution for you. Post your project now and get started on your business’s journey today!

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    32 份搜到的工作,货币单位为 USD
    Moodle Database Repair 6 天 left
    已验证

    I am looking for a Moodle database repair expert who can help me fix the error messages that I have been receiving. I have a recent backup of my database, so we can work with that. Additionally, I have custom plugins and themes installed in my Moodle site. This site was recently upgraded from Moodle 3 to Moodle 4. The error is that we are unable to add new users to the Moodle? Ideal Skills and Experience: - Expertise in Moodle database repair - Experience working with custom plugins and themes in Moodle - Knowledge of best practices for database backup and recovery - Excellent communication skills to keep me informed throughout the repair process - Ability to work efficiently and effectively to minimize downtime for my Moodle site.

    $85 (Avg Bid)
    $85 平均报价
    9 个竞标

    I am looking for a freelancer who can assist me with fixing the schema errors and running queries for my MySQL database. As I do not have an existing database schema, I need someone who can work with my rough idea and create a well-structured schema. Ideal skills and experience for this job would include proficiency in MySQL, strong understanding of database design and schema creation, and experience in database management systems. The goal of this project is to improve website performance by ensuring that the database is well-structured and optimized for efficient querying.

    $191 (Avg Bid)
    $191 平均报价
    12 个竞标

    Queries implementadas na linguagem SQL aplicadas no SGBDR Oracle, apoiadas no SqlDeveloper. Utilizar o MER Físico e BD Pedido disponibilizado para treinamento da disciplina de Banco de Dados.

    $22 (Avg Bid)
    $22 平均报价
    4 个竞标

    Hello, Thank you for looking at this project. The United States Postal Service keeps a record of individuals who request an address change, this is known as the "National Change of Address" (NCOA) database. A LARGE PART OF THIS PROJECT IS GETTING ACCESS TO THE NCOA DATABASE. I DO NOT HAVE ACCESS TO THIS DATABASE, SO IT IS A REQUIRED COMPONENT FOR YOU TO FIND OUT HOW TO GET REPRODUCABLE ACCESS. I am interested in individuals who have moved to Nursing homes/Elderly care center/assisted living The product I would like from this project is 1 -- The list of all elderly care centers/nursing homes/assisted living facilities throughout the entire united states 2 -- A method which would extract the names and previous address(es) of any individuals which may have moved into a nursing home...

    $30 / hr (Avg Bid)
    $30 / hr 平均报价
    6 个竞标

    I am looking for a skilled database developer who can optimize my MySQL query or index the database to improve performance. The database is currently 1.3GB in size and is used for transactional processing. There are specific tables and queries causing performance issues that need to be addressed. The specific table is approx 200k rows. The query is fairly simple but taking 10 seconds to complete, and it needs to be closer to 1 second. I can provide the exact table structure and the query, but not actual data. The database is hosted on a normal windows machine. Ideal skills and experience for this project include: - Advanced knowledge of MySQL database optimization and indexing - Experience working with large databases - Ability to identify and troubleshoot specific tables and queri...

    $160 (Avg Bid)
    $160 平均报价
    72 个竞标

    I am looking for a developer to create a WebApp that is mobile friendly and has a database backend. This project is for business use and will primarily be used for user point tracking. The database will store user information and logs. Would like the site to be in Wordpress and very easy to manage the backend to make future changes. Skills and experience needed: - Proficient in HTML, CSS, and JavaScript - Experience with database design and management - Familiarity with mobile app development - Ability to create a responsive and user-friendly design - Strong communication skills to ensure clear understanding of project requirements and updates. There will be about 8 pages and a database with about 5-6 tables. User login needed

    $250 - $750
    加精 加封
    $250 - $750
    65 个竞标

    Develop a desktop backup application for consumers using Restic as the backend and Minio as the storage solution. The application requires the following components: Company website for signup/login, subscription selection/payment, and client downloads. SSO using Keycloak for secure authentication. User management/administration and admin panel. Billing/support panel for customer management. Customer database using PostgreSQL. Electron.js-based desktop GUI. Node.js coordinator application for communication with Keycloak, GUI, Minio, and customer database. It handles provisioning and backup repos based on billing status. Non-Functional Requirements: Highly available and scalable architecture. CI/CD pipelines for continuous integration and deployment. Agile development approach...

    $7883 (Avg Bid)
    $7883 平均报价
    20 个竞标
    Document AI application -- 2 6 天 left
    已验证

    A) Database design: Determine the structure of your database based on the information you want to store. Identify the necessary tables and the relationships between them. For example, you might have a table for suppliers, one for customers, one for documents (invoices, orders), one for products, and so on. Define the attributes of each table and the primary and foreign keys to establish the relationships between them. B) Database creation: Use a relational database management system (RDBMS) such as MySQL, PostgreSQL, or Microsoft SQL Server to create your database. Follow the specific instructions of the chosen RDBMS to create the tables, define the attributes and relationships. C) Data extraction: Use the information extraction techniques described earlier to extract the relevant data f...

    $590 (Avg Bid)
    $590 平均报价
    46 个竞标

    More details: What is the purpose of the Power BI dashboard? Sales Analysis, financial Reporting, Operational performance, What data sources will be used for the Power BI dashboard? Excel,SQL databases,cloud based data sources Do you have a preferred visual style for the dashboard? This question was skipped

    $686 (Avg Bid)
    $686 平均报价
    24 个竞标

    I'm looking for a freelancer to help me with database marketing. I currently have customer contacts stored in a database, and I need help with both data analysis and campaign execution. The desired outcome from this project is increased sales. I need someone with strong analytical skills and an understanding of marketing and customer relations. The freelancer should be able to create tailored campaigns, identify target groups through data analysis, and create reports quantifying results. They must be experienced in managing and curating a database, as that will be a major part of the process. This is an important project for me, as I'm looking to expand my reach to potential customers. I need somebody who is reliable, takes initiative, and can help me make the most out of my d...

    $148 (Avg Bid)
    $148 平均报价
    2 个竞标
    Data base 5 天 left
    已验证

    I need help with writing and solving some problems connected to SQL and ER model relations.

    $142 (Avg Bid)
    $142 平均报价
    58 个竞标

    Calendar: Event and facility scheduling. Check-Ins: Attendance tracking for children and volunteers. Giving: Donation processing and reporting. Groups: Organization and communication for the community. People: Member management. This feature is free with all applications. Publishing: Custom content for web and applications. Registrations: Event registrations and payments. Services: Service planning and volunteer scheduling. Music Stand: Mobile music reader. Church Center: A mobile application for your congregation​​. Web and mobile platform

    $738 (Avg Bid)
    $738 平均报价
    51 个竞标
    Oracle database 5 天 left
    已验证

    Hi I need support oracle database for my consultant like Indian time 8:30 pm to 10 pm 11$/hourly. Payment every Friday. This support will be on zoom meeting which we will provide you and you will connect with my consultant and support him.

    $11 / hr (Avg Bid)
    $11 / hr 平均报价
    16 个竞标

    I am looking for a skilled data entry freelancer to help me with my database project. The project involves entering customer information into a digital database on a daily basis. The data is currently in digital forms/documents and the ideal freelancer should have experience working with these types of files. Skills and Experience Required: - Proficient in data entry and database management - Experience working with digital forms/documents - Attention to detail and accuracy - Ability to work on a daily basis to ensure timely updates to the database.

    $11 (Avg Bid)
    $11 平均报价
    70 个竞标

    Job Description: Database Engineer (Informatica/ETL) We are seeking a highly skilled and motivated Database Engineer with expertise in Informatica and ETL (Extract, Transform, Load) processes to join our dynamic team. As a Database Engineer, you will play a crucial role in designing, implementing, and managing our complex database systems, ensuring optimal data integrity, performance, and security. You will collaborate closely with cross-functional teams to deliver scalable solutions and contribute to the success of our organization. Responsibilities: • Design, develop, and implement efficient and scalable database solutions using Informatica PowerCenter and other ETL tools. • Perform data extraction, transformation, and loading (ETL) processes, ensuring the accuracy and integrit...

    $1367 (Avg Bid)
    $1367 平均报价
    16 个竞标
    sql dumpt to data in excel 5 天 left
    已验证

    I am looking for a freelancer who can help me with my SQL dump to Excel project. The SQL dump file size is medium, ranging from 50MB to 500MB. I would prefer the Excel output to be available in both CSV and XLSX formats. Additionally, I require specific data filtering and sorting in the Excel file. The ideal candidate for the job has experience working with SQL dumps and Excel, and is proficient in data filtering and sorting. If you have the necessary skills and experience to complete this project, please submit your proposal.

    $21 (Avg Bid)
    $21 平均报价
    37 个竞标

    I am looking for a database developer who can create a database that will primarily be used for analyzing data. The database should have basic security measures in place to protect the data. Skills and experience required for this project include: - Experience with database development - Knowledge of data analysis techniques - Understanding of basic security measures for databases

    $116 (Avg Bid)
    $116 平均报价
    17 个竞标
    Advance Data Structure 4 天 left
    已验证

    Need an expert who can complete a project on advance data structure.

    $46 (Avg Bid)
    $46 平均报价
    16 个竞标

    I am looking for a developer to help me extract stock market data from Lightstreamer and store it in a MYSQL database. The ideal candidate should have experience working with real-time data and be able to update the database as frequently as possible. Skills required: - Experience with Lightstreamer or real-time data - Proficiency in SQL and database management - Strong attention to detail and ability to troubleshoot issues quickly - Knowledge of financial markets and stock data Responsibilities: - Extract stock market data from Lightstreamer - Store the data in a SQL database - Update the database in real-time or as frequently as possible Datasource: Lightstreamer URL: wss:// I need the messages: d(1,2,4,'08:38:29','15977.2449') --> DAX d(1,1,'1.9600...

    $606 (Avg Bid)
    $606 平均报价
    43 个竞标

    We are looking for PBI experts to work on a high-impact project which would include implementing on new initiatives such as Dashboarding, Sales Pipeline management, QnA bot, etc. More details: What data sources do you need integrated into the Power BI report? Excel, SQL databases Do you require data visualization or just data consolidation? Both What key performance indicators (KPIs) do you want to track in the Power BI report? We want to implement sales pipeline management via Power BI

    $298 (Avg Bid)
    $298 平均报价
    16 个竞标

    I want to develop an application, a website and a platform that will connect family doctors, the national health insurance company, pharmacies and patients through the digitization of compensated prescriptions for medicines. This requires the creation of a platform that has an estimated number of 5 million users. it is necessary to create the following interfaces: 1) end user interface (patients) 2) the pharmacy interface that will be closely connected with the patient interface 3) the interface of family doctors 4) interface to the National Health Insurance House (reporting interface, data collection and verification). Users will be identified based on the Personal Numeric Code. The protection of personal data must be taken into account. End user interface presentation: Personal...

    $9642 (Avg Bid)
    $9642 平均报价
    83 个竞标
    Client/Staff Database 3 天 left
    已验证

    I am in need of a freelancer to develop a client/staff database that stores contact information and work history and stuff. The database should also provide automated reporting functionality to generate reports staffing should be inlclude filters, tab and formulars. This should record client demographic, start and end date, location, care plan, and all. This is not a website. Its a simple tool for recording all staff and client details

    $45 (Avg Bid)
    $45 平均报价
    34 个竞标
    Document AI application 3 天 left
    已验证

    A) Database design: Determine the structure of your database based on the information you want to store. Identify the necessary tables and the relationships between them. For example, you might have a table for suppliers, one for customers, one for documents (invoices, orders), one for products, and so on. Define the attributes of each table and the primary and foreign keys to establish the relationships between them. B) Database creation: Use a relational database management system (RDBMS) such as MySQL, PostgreSQL, or Microsoft SQL Server to create your database. Follow the specific instructions of the chosen RDBMS to create the tables, define the attributes and relationships. C) Data extraction: Use the information extraction techniques described earlier to extract the relevant data f...

    $629 (Avg Bid)
    $629 平均报价
    49 个竞标
    DOCUMENT AI 2 天 left
    已验证

    DOCUMENT AI GOOGLE . We are looking for people with proven capability document parsing. Database design: necessary tables : A) table for suppliers, B) customers, C) documents (invoices, orders) D) products Define the attributes of each table and the primary and foreign keys to establish the relationships between them. Database creation: Use a relational database management system (RDBMS) such as MySQL, to create your database. Data extraction: Use the information extraction techniques to extract the relevant data from the documents. Machine learning methods to extract the desired information and associate it with the corresponding database tables. Data insertion into the database: Use SQL language or a data import tool provided by your RDBMS to insert the extracted data into...

    $525 (Avg Bid)
    $525 平均报价
    33 个竞标

    I need someone to process my text data into a CSV format for data analysis. The ideal candidate should have experience in data analysis and be proficient in processing text data. The project requires the following skills: - Proficiency in text data processing - Experience in data analysis - Experience in CSV format conversion The project will involve the following tasks: - Processing text data into a CSV format - Analyzing the processed data - Providing insights and recommendations based on the analysis If interested, please submit your proposal and include relevant experience and skills.

    $290 (Avg Bid)
    $290 平均报价
    59 个竞标

    Hi Need Database Admin for support my consultant Indian time 7 am to 8:30 am Tuesday to Saturday 10$/hourly. Payment every Saturday veai payplae Indian time 9 pm.i already have other Indian guys who are working with me for mulesoft support since 2019 to present. can you do data migration using code first method?

    $10 / hr (Avg Bid)
    $10 / hr 平均报价
    23 个竞标

    I am looking for a skilled developer who can create a SQL database with a web interface in Visual Basic for my customer database. The purpose of this project is to assign tasks to different employees, so I need a database that can track employee task assignments and progress. Ideal Skills and Experience: - Proficient in SQL and Visual Basic - Experience with creating web interfaces - Ability to customize and add extensive features to the web interface - Strong attention to detail and ability to create a user-friendly interface The web interface must be advanced with extensive features and customization, allowing for easy task assignment and progress tracking. If you have the necessary skills and experience, please submit your proposal.

    $521 (Avg Bid)
    $521 平均报价
    56 个竞标
    Microsoft Access Database UI 6 小时 left
    已验证

    I'm looking to design a user-friendly Microsoft Access Database UI to help manage my employee data. I prefer the user interface to have a detailed and comprehensive design with multiple features, allowing a wide range of functionality and usability. Specifically my desired features include the ability to view employee information, as well as other functionalities such as editing employee information and generating reports.

    $50 (Avg Bid)
    $50 平均报价
    13 个竞标

    I am looking for a freelancer who can help me transform my MySQL data into Power BI for improved decision-making. I already have the data ready, but it requires advanced cleaning and preprocessing to ensure accuracy. The ideal candidate should have experience with data cleaning and preprocessing techniques, as well as expertise in Power BI visualization. Additionally, they should be able to identify trends and patterns in the data to help me make informed decisions. We are a company doing rental business for lighting and camera equipment for the film and photo industrie. We have our own software handling that business. The database is mysql. Our idea is to feed Power BI with data from our mysql database getting all kinds of Information. So you need to examine our data structure, with the ...

    min $38 / hr
    加精 加封 保密协议
    min $38 / hr
    48 个竞标

    I am looking for a freelancer who can help me with migrating my current MongoDB database into MySQL. The database is of medium size, approximately 1GB-10GB. I require some data transformation during the migration process. I am not sure about the MySQL schema and need expert advice in creating one. Ideal skills and experience: - Proficiency in MongoDB and MySQL databases - Experience in database migration, specifically from MongoDB to MySQL - Knowledge of data transformation techniques - Ability to provide expert advice on MySQL schema creation If you have the required skills and experience, please apply for this project.

    $112 (Avg Bid)
    $112 平均报价
    9 个竞标

    Because most major websites, such as Facebook, Yahoo, Google, Twitter, Linked In, Capital One, cannot keep hackers out, what chance do I have! So I am against forms and databases now. I have developed a way around forms and databases, a great way that probably makes my website, , the most secure website on earth!!! If any hacker gets into my website they won't get any financial information, etc. BUT, even though I have a wonderful website that should be drawing members like crazy --- no one is joining ... I think it's because most people don't see the need for high security that involves NOT HAVING WEBSITE FORMS AND DATABASES. Most people don't care about highs security: they want ease and familiarity --- in other words a form to fill out. So after much distress...

    $491 (Avg Bid)
    $491 平均报价
    58 个竞标

    My project is for warehouse capacity/forecasting layout. I need seasonal capacity planning as well as both short and long-term forecasting executed. I'd like to open the software map and draw a shape, whether that's a square, rectangle, or an "L" shape of what square footage is needed for a production job, and the software calculates square footage in a side column based on the shape drawn. This would populate on the map, as well as a spreadsheet (or column in app), with a start and end date we can assign. Showing visibility of current and upcoming available square footage. One could scroll down through past, present, and future dates and the map would populate (shapes change) so we can schedule accordingly.

    $2745 (Avg Bid)
    保密协议
    $2745 平均报价
    22 个竞标

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