Danny Zhang

Danny Zhang

Member Since August 29, 2017

2,014

Total Points

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24 Achievements

  • Achievement

    Prepare and Plan

    C# Basics (Retired)

    Achieved

    Oct 9, 2017

    Prepare and Plan
  • Achievement

    Orientation: Selecting Data

    SQL Reporting by Example

    Achieved

    Sep 20, 2017

    Orientation: Selecting Data
  • Achievement

    JavaScript Variables

    JavaScript Basics (Retired)

    Achieved

    Sep 4, 2017

    JavaScript Variables
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Sep 1, 2017

    Introducing JavaScript
  • Achievement

    Finishing the Game

    Introducing JavaScript

    Achieved

    Aug 31, 2017

    Finishing the Game
  • Achievement

    Introducing JavaScript

    Introducing JavaScript

    Achieved

    Aug 31, 2017

    Introducing JavaScript
  • Achievement

    Subqueries

    Querying Relational Databases

    Achieved

    Aug 31, 2017

    Subqueries
  • Achievement

    Set Operations

    Querying Relational Databases

    Achieved

    Aug 30, 2017

    Set Operations
  • Achievement

    Joining Table Data with SQL

    Querying Relational Databases

    Achieved

    Aug 30, 2017

    Joining Table Data with SQL
  • Achievement

    Table Relationships

    Querying Relational Databases

    Achieved

    Aug 30, 2017

    Table Relationships
  • Achievement

    Database Keys

    Querying Relational Databases

    Achieved

    Aug 30, 2017

    Database Keys
  • Achievement

    Database Normalization

    Querying Relational Databases

    Achieved

    Aug 30, 2017

    Database Normalization
  • Achievement

    Date and Time Functions

    Reporting with SQL

    Achieved

    Aug 30, 2017

    Date and Time Functions
  • Achievement

    Aggregate and Numeric Functions

    Reporting with SQL

    Achieved

    Aug 30, 2017

    Aggregate and Numeric Functions
  • Achievement

    Working with Text

    Reporting with SQL

    Achieved

    Aug 30, 2017

    Working with Text
  • Achievement

    Ordering, Limiting and Paging Results

    Reporting with SQL

    Achieved

    Aug 30, 2017

    Ordering, Limiting and Paging Results
  • Achievement

    Handling Errors When Manipulating Data

    Modifying Data with SQL

    Achieved

    Aug 29, 2017

    Handling Errors When Manipulating Data
  • Achievement

    Deleting Data from a Database

    Modifying Data with SQL

    Achieved

    Aug 29, 2017

    Deleting Data from a Database
  • Achievement

    Updating Data in a Database

    Modifying Data with SQL

    Achieved

    Aug 29, 2017

    Updating Data in a Database
  • Achievement

    Adding Data to a Database

    Modifying Data with SQL

    Achieved

    Aug 29, 2017

    Adding Data to a Database
  • Achievement

    Finding the Data You Want

    SQL Basics

    Achieved

    Aug 29, 2017

    Finding the Data You Want
  • Achievement

    Getting Data from a Database

    SQL Basics

    Achieved

    Aug 29, 2017

    Getting Data from a Database
  • Achievement

    Data, Databases and SQL

    SQL Basics

    Achieved

    Aug 29, 2017

    Data, Databases and SQL
  • Achievement

    Newbie

    Achieved

    Aug 29, 2017

    Newbie