course
Introduction to SQL
- बुनियादीकौशल स्तर
- 4.8+
- 63K
Learn how to create and query relational databases using SQL in just two hours.
डेटा हेरफेर
विशेषज्ञ प्रशिक्षकों द्वारा निर्देशित छोटे वीडियो देखें और फिर अपने ब्राउज़र में इंटरैक्टिव अभ्यासों के साथ आपने जो सीखा है उसका अभ्यास करें।
या
जारी रखने पर, आप हमारी उपयोग की शर्तें, हमारी गोपनीयता नीति को स्वीकार करते हैं और यह भी कि आपका डेटा संयुक्त राज्य अमेरिका में संग्रहीत किया जाता है।course
Learn how to create and query relational databases using SQL in just two hours.
डेटा हेरफेर
course
Accompanied at every step with hands-on practice queries, this course teaches you everything you need to know to analyze data using your own SQL code today!
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Master the Excel basics and learn to use this spreadsheet tool to conduct impactful analysis.
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Level up your SQL knowledge and learn to join tables together, apply relational set theory, and work with subqueries.
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Learn how to import and clean data, calculate statistics, and create visualizations with pandas.
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Enhance your Power BI knowledge, by learning the fundamentals of Data Analysis Expressions (DAX) such as calculated columns, tables, and measures.
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Master the complex SQL queries necessary to answer a wide variety of data science questions and prepare robust data sets for analysis in PostgreSQL.
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Learn to combine data from multiple tables by joining data together using pandas.
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Learn the key concepts of data modeling on Power BI.
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You’ll learn how to (un)pivot, transpose, append and join tables. Gain power with custom columns, M language, and the Advanced Editor.
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Learn the most important PostgreSQL functions for manipulating, processing, and transforming data.
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Build Tidyverse skills by learning how to transform and manipulate data with dplyr.
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Data Analysis Expressions (DAX) allow you to take your Power BI skills to the next level by writing custom functions.
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Master data modeling in Power BI.
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Discover a wide range of DAX calculations and learn how to use them in Microsoft Power BI.
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Apply your skills to import, analyze and visualize Human Resources (HR) data using Power BI.
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Discover the different ways you can enhance your Power BI data importing skills.
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Enhance your reports with trend analysis techniques such as time series, decomposition trees, and key influencers.
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Learn how to deploy and maintain assets in Power BI. You’ll get to grips with the Power BI Service interface and key elements in it like workspaces.
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Master your skills in NumPy by learning how to create, sort, filter, and update arrays using NYC’s tree census.
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Boost your Excel skills with advanced referencing, lookup, and database functions using practical exercises.
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Learn to combine data across multiple tables to answer more complex questions with dplyr.
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Learn to use Google Sheets to clean, analyze, and draw insights from data. Discover how to sort, filter, and use VLOOKUP to combine data.
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Master Excel basics quickly: navigate spreadsheets, apply formulas, analyze data, and create your first charts!
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Learn SQL Querying with AI by writing prompts, generating queries, and analyzing data to solve real-world problems.
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In this course youll learn the basics of working with time series data.
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Learn how to manipulate and visualize categorical data using pandas and seaborn.
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Master Power Pivot in Excel to help import data, create relationships, and utilize DAX. Build dynamic dashboards to uncover actionable insights.
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Reshape DataFrames from a wide to long format, stack and unstack rows and columns, and wrangle multi-index DataFrames.
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Master data manipulation and analysis techniques such as CASE statements, subqueries, and CTEs in Snowflake.
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