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!De 358,541 opiniones, los clientes califican nuestro SQL Developers 4.87 de un total de 5 estrellas.
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Hola! La web es: Parece que tengo un virus o algo funcionando mal (No debería ser porque no tocamos la web) lo que sí es que derrepente te sale la pantalla de terror: "Error al establecer conexión con la base de datos" Además que se usa 15GB de RAM, 50% o más del disco de un MEGA servidor de Clodudways que NO es compartido, osea sólo nuestro.. Y está re lento al buscar pedidos, o cualquier cosa literal. Aparte quiero: 1- Saber que ocurrió. 2- Si es un VIRUS, las mejoras para que ya no suceda. 3- Mejorar velocidad de la web en general como administrador y también como cliente.
Se necesita que se relaice lo siguiente Boton de eliminar no elimina (solamente funciona en categorías) -no muestra usuarios, empleados y clientes una vez que se agregue uno nuevo de cada sección. -debe de tener un lector de códigos barras para los productos. (los productos una vez pasen por el lector muestre el producto) -realizar corte de caja diariamente semanal y mensuales de las ventas -realizar un reporte de ganancias de las ventas realizadas..
Se requiere un sistema de asistencia que controle las asistencias de docentes o profesores de un grupo de colegios, escuelas y jardines, con reportes mensuales y semanales.
Hola, para iniciar por favor escribe la respuesta de la pregunta al inicio de tu oferta. ¿Cuál es el número de el chavo? Estoy buscando una persona proactiva con experiencia en programación y WHM para trabajar en diferentes proyectos con la posibilidad de establecer un equipo para ofrecer otros servicios relacionados con el área. El postulante debe saber trabajar bajo ambiente Windows o Mac El puesto de trabajo es presencial con facilidades en el horario. El precio de la oferta es en base un mes de trabajo. Si la persona es diseñador gráfico o sabe algunos programas de diseño, es un plus. Nuevos en la plataforma de freelancer son bienvenidos. Buena Suerte!
Hi, I have an existing application which is developed on .Net 4 and we are planning to implement the new design/Theme based on the existing code. Detailed discussion will be done with the interested candidate. Feel free to contact with me. Regards, Dipak
I have a current project and i want to set it up on local pc and link to sql and php api so that i can work and debug locally.
Build a local web dashboard to show good datasets (statistics, filters, graphs) linked with SQL server To be developed using SQLserver & Python
We are looking to engage a highly skilled freelancer who can assist us in integrating SQL databases with our NTINDI supply chain web application. Our cutting-edge solution caters to Enterprise companies seeking to track the sustainability progress of their suppliers by connecting with each supplier's specific instance of our platform. With multiple suppliers subscribing to our platform, each working through pre-made, specific workflows, the networks can be large and complex. Bringing this data back into their own NTINDI Enterprise portal provides a control tower view of all progress made. We require a professional who can work seamlessly with our existing development team to document our entire backend solution and ensure its functionality. Additionally, the candidate will run exte...
I have to complete 2 challenges, that test beginner/ intermediate Python and SQL skills. I basically have to pair this skills with problem-solving and creative thinking. I have to submit my work before the 30th of March and it has to be like it was made by a brilliant beginner/intermediate python developer. I am attaching below both challenges. Contact me for rate and prices.
I have an sql server which i pull service-related data from in power bi. its all organized in tables now. im looking for a person who can zoom call IMMEDIATELY right now for maybe an hour or two. Open to pay negotiations if you can REALLY help me. must know at least dax.
I'm looking for experinced .Net Developer based on Egypt to provide support for existing applications for 2 weeks only. - 5 Yrs plus in MS Technology, SQL/C#/JS/SSRS
Our company is currently seeking a skilled Tableau Developer and Power BI Expert to join our team. As a data visualization specialist, you will be responsible for developing and implementing visualizations, reports, and dashboards to help us gain valuable insights into our data. Responsibilities: Design and develop data visualizations using Tableau and Power BI Create and customize dashboards to meet business requirements Generate reports and automate report generation processes Analyze data, create data models and integrate and transform data from multiple sources Optimize performance and troubleshoot issues Collaborate with stakeholders to identify business needs and design solutions Requirements: Proven experience in developing visualizations using Tableau and Power BI Strong knowled...
Hi, I need your help to optimize SQL Server performance issue.
My project is a spam classifier system built with a serverless platform and using a Naive Bayes algorithm. We are looking for an experienced developer to create the system using Python. The serverless platform will make the system highly scalable and cost-effective, while the Naive Bayes algorithm will maximize accuracy and speed in detecting potential spam. The engineer will be responsible for designing, building, and testing the system, using Python and any necessary third-party APIs to ensure proper functionality. Additionally, they must ensure that the system works seamlessly with the existing systems and data sources. We anticipate this project will take a minimum of two weeks to complete, depending on the complexity. As appropriate, the engineer must document their code and provide...
We are looking for a simple "CRM like" asp.net based web page/application with user logins. Application should read & write data into a database i.e. view, modify & create entities. For starters, entities will be Customers, Projects, Users. Database model will be provided as a part of specification. Application will be hosted on azure web app service. Branding and visual "eye candy" is out of scope. Application needs to be created & written in a sense that it can be easily scaled up.
I have designed the website using vue and node js and would need to accept payments through a gateway
Looking for Remote - Power BI Developer - Full time Contract Experience - 10-12 years Job Description: Power BI Dashboards(MOQ, Retail, Camp Master, P&L), • Yardi Orion BI Dashboards(on SQL DB) • MOQ – POS Connectivity for New Tenants on .NET based Program. • Other Automation Programmes Support to the RPA Specialists Must Haves • Advance SQL query writer, tsql, ddl,dml • Power bi , DAX ability, • API read and write information, (postman, etc) • Basic C#, Python read and understandable
Drawing B+ and B- trees and knowledge on hash table buckets can be really helpful. New freelancers needed
Here's a simple flow leading form a mobile base in website.i have sample.i need database also.
A database to be made using a previous websites information. ERD will be given to follow along with. A dev server will be used to make changes along with MySQL. PHP will also be needed for this. The website should be able to be changed with the database.
I'm looking for an expert DBA to help with a project related to moving data from an existing MySQL-based database to a new database system. Both database have different structure, table and datatype. I'm looking for someone with experience and expertise in MySQL, as well as a strong knowledge of best practices when it comes to data migration. Ideally, the candidate should have experience working on project-based tasks and be able to provide clear timelines for completion of the project. If you think you would make a great fit for this project, please don't hesitate to apply!
I need to move data around from an existing database into other databases and api sources
I am looking for someone to help me with a project involving sql (Structured Query Language). I don't need help writing a query, but I don't have an existing database nor do I have the structure set up. I also do not need help creating stored procedures. The project does not involve any of these tasks. I simply need somebody to help me with sql for a particular project.
I NEED TO CREATE A REGISTRATION FORM, TO CREATE BOMS USING A DATABASE.
I'm looking to hire a freelancer who can help me with Oracle SQL Query Tuning and improve Oracle Performance. I will be using Oracle Exadata Database and therefore the successful freelancer should have prior experience working with these versions. The specific work required is Ad-hoc Query Tuning so the applicant should include relevant past work and experiences as part of their application. Detailed project proposals are also appreciated. Scenario: 4 Oracle SQL Queries that we have taking time anywhere from 3-7 minutes and wanted these to be running in less than 30 seconds. So require some one with Oracle SQL Performance Tuning Expertise to rewrite the query or Add any DB Configuration or Indexes or other Performance enhancement tips to cut that runtime down to 30 seconds or less. ...
Drawing B+ and B- trees and knowledge on hash table buckets can be really helpful.
I am looking for Freelancer with good Technical skills in ASP.NET. Only the serious developer and must have good knowledge in asp.net and can work long terms on task basis. Regards!
I am looking for Freelancer with good Technical skills in ASP.NET. Only the serious developer and must have good knowledge in asp.net and can work long terms on task basis. Regards!
Hello. I am finding ASP .NET Core API developer who know CQRS pattern. This is full time position. Please tell me your availability per week.
I would like a clean installation through the release files. I've considered some of the installer packages but would like a clean installation. The installer packages use mySQL as a back-end which I don't want. I've attempted the install and ran into incompatibility issues with certain gems through Ruby on Rails. I would ideally like a walkthrough on it. Where i can replicate the steps. Instructions here but I think I'm using the latest gems, ruby and ruby on rails:
Person should have experience in Java 11 AWS - lambda, S3, Postgres SQL, IAM Lambda should be written in Java 11 corretto.
Hi, please read my requirement carefully and bid on my project only 5+ year experienced candidate in ASP.Net core, MS SQL Server. Requirement: 1) Tax Regime Form, Tax definition form for GST Setup and a Item Tax class form 2) Develop a procedure at backend which can be called to apply accounting (accounting double entry fession): 3) Develop a price list form: description - Price list form should have two major sections ( A: Master- in which we will declare price list header level details like Price List short Name, Description, Start Date, End Date, Enabled Flag, Global Discount etc. B: Detail- Here will assign all types of items (Goods and Service Type item), Rate, Start date, End Date, discount etc. 4) Integrate this new price list form with existing sales and purchase orde...
modifying store procedure on sql server
by exident I reinstalled my forum. I have the SQL database with all categories ect. Can someonme help me fix it ?? to inplent again!!
Sql server database backup job position We need a responsible hard worker that delivers results in a timely manner and that respects time estimates and pre agreed goals. A remote job cannot work properly without time / results discipline. Able to work remotely and independently making changes visible worldwide for peers from all over the world. Need to be free from other projects / family issues at least 10 hours a week. A few hours every week day to not miss with responsabilities. End of the week chat or live call required to keep up the project and avoid time lapses of no improves. New backend loader responsabilities: Backup DBs. And upload them if needed Install software in new servers. Able to install LAMP or equivalent smoothly. General mantainance of site's versions Updating m...
I have several realestate documents of realestate pin numbers and lot number owned by several owners. We are looking for someone to transpose from the paper print outs and list the owner names, the pin number and the lot numbers associated by owner. In other words, we are looking for the number of lots owned by each named owner. What owner names are associated to lots and pin numbers.
Hello all, I want to parse json data in snowflake with iterate, without defining the column name.
Will need to screen-share to be coached in realtime while completing the assessment. If that sounds like your interested. Give me a shout!
I am looking for a web developer to help me turn my app into a Progressive Web App (PWA). My app needs to be supported on the browser platform, and should be offline capable. A key element of the project will be to implement dynamic data into the PWA, making sure it works in all conditions. Features I'm interested on: Full responsiveness Push notifications Install icon message Offline Remember me option or something similar to keep me login I have SSL certificate The app is already working, Find on Github I would like to add, manifest, configure service worker and and just the necessary files. I wouldn't like to start all over or working on some framework. I found something similar that I think it might help If you believe that you have the experience and skills needed to...
I need an ABAP programmer teacher to do a course. The course is remote and for 4 people, full time for 1 month 4 hours a day. The basic fundamentals of ABAP should be taught. If interested, I'll send and share the course schedule. The teacher will have to be on call for 4 hours a day and speak in English to a class of 4 people. We expect the course to start within 10 days.
Hi, We are looking for expert who could help us get data on existing report in SQL server reporting services & microsoft report builder, 2 reports are currently not returning data suddenly everything is intact, we are using SQL server 2016. SQL query in dataset is not returning data as of now. connection string / some connection dataset or queries needs to be checked. There is a table created by our team in SQL 2016. We need help in getting the data from database.
i need someone who is good at ERD, 3NF, Data dictionary, SQL scripts use of ER modelling
Need Oracle expert and python and also minimum 3 years of experience in IT . Small task just plug and play the code. Old query replace with new query.
I need a good sql server programmer to be my right hand man , I have multiple projects small and big .I just need someone that knows SQL not bid if you haven't read the description ,you will be denied
I am looking for an experienced Oracle SQL and Python expert who is comfortable working at an intermediate level. The ideal candidate should have experience in a similar position, and should be able to demonstrate their ability to fulfill this role. The deliverables of the project will be SQL scripts that are built to accomplish a specific goal. This can involve automation of existing databases, as well as writing and improving existing ones. The successful freelancer will also be expected to perform data analysis and create reports from the results. For consideration, please include relevant experience, detailed project proposals and also past work in your application.
Hi I need to do the certificate for ifs supply chain practitioner. Need your help if you can. I am sending you the sample questions. If you think you can work on this let me know. You just need to know how use the ifs application.
I'm looking for an Oracle SQL and Python expert to help with a personal project I am working on. I have existing materials that need to be modified and utilized for the given project. The amount of time needed for this project should not exceed 2 hours. This project is for personal use and does not involve starting a new enterprise or working for an existing business. I am a knowledgeable user of SQL and Python, but am looking for someone who may have more experience to give me some extra guidance in completing my project with these languages. If you are an experienced Oracle SQL and Python programmer, I would greatly appreciate your assistance. If you are able to help complete the project in under two hours, please reach out to me and let's discuss further!
I am looking for an experienced PHP developer to help me with an automation project involving Microsoft Excel. I need to be able to customize the Excel sheet to a high degree, so that it properly pulls data from formulas and calculations. This is a critical project for me, so the ideal candidate will have experience in automating data from Microsoft Excel.
Analysis of changes and massive update of data between two tables of agricultural parcels with a common field. Work environments: GIS, ms access, SQL and python.
I am looking for an automation anywhere and SQL expert to help with a one-time project. The scope of the project is designed to be completed within a week. My team is not sure whether we have an automation anywhere or sql expert already present. If you have the expertise, I would love to hear from you.