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How to Normalize Relational Databases With SQL Code?

Analytics Vidhya

The database is the major element of a data science project. To generate actionable insights, the database must be centralized and organized efficiently. If a corrupted, unorganized, or redundant database is used, the results of the analysis may become inconsistent and highly misleading. appeared first on Analytics Vidhya.

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SQL Injection: The Cyber Attack Hiding in Your Database

Analytics Vidhya

Introduction SQL injection is an attack in which a malicious user can insert arbitrary SQL code into a web application’s query, allowing them to gain unauthorized access to a database. We can use this to steal sensitive information or make unauthorized changes to the data stored in the database.

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5 Free University Courses to Learn Databases and SQL

KDnuggets

Looking to learn SQL and databases to level up your data science skills? Learn SQL, database internals, and much more with these free university courses.

SQL 130
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Introduction to Databases with SQL: Free Harvard Course

KDnuggets

Want to learn SQL the Harvard way? Start learning today with CS50 SQL, a free course on databases with SQL from Harvard.

SQL 131
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MSSQL vs MySQL: Comparing Powerhouses of Databases

Analytics Vidhya

Introduction In the bustling arena of database management systems, two heavyweight contenders emerge, each carrying its arsenal of features and capabilities. In one corner, we have the suave and sophisticated Microsoft SQL Server (MSSQL), donned in the elegance of enterprise-level prowess.

MySQL 228
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Top 5 SQL Interview Questions

Analytics Vidhya

Introduction SQL is a database programming language created for managing and retrieving data from Relational databases like MySQL, Oracle, and SQL Server. SQL(Structured Query Language) is the common language for all databases. In other terms, SQL is a language that communicates with databases.

SQL 168
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Top 5 SQL Interview Questions With Implementation

Analytics Vidhya

This generated data is stored in the database and will maintain it. SQL is a structured query language used to read and write these databases. In simple words, SQL is used […] The post Top 5 SQL Interview Questions With Implementation appeared first on Analytics Vidhya.

SQL 202