Storing, updating, and deleting records is the domain of data manipulation queries. In this video, Adam shows how to manage your data stored in tables with DML commands such as Insert, Update, and Delete.
- [Instructor] The sequel commands that are used … to modify data fall under the category … called data manipulation language commands, or DML. … These commands affect the information stored … in the database tables. … Let's take a look by creating a new query … for the Kineteco database by right clicking … on the database over here on the left … in the connections window, … and choosing new query. … Now what I want to do is add in some records … into the suppliers table. … If you need to review the columns … that are in the suppliers table, … you can expand the folder there and then expand the columns. … And here we'll see that we have to supply values … for the column for supplier ID, supplier name, … phone number, street address, city, state and zip. … To do that we'll use the command insert into. … Then, we'll specify that we want to insert records … into the suppliers table. … I'll come down to the next line … and I'll type in the keyword values, … and open up a parentheses. … Now we just need to supply the individual values …
Author
Released
9/23/2019- The basics of data storage
- Choosing an entity-relationship design tool
- Using primary keys to identify records
- What to consider when naming objects
- Creating a unique constraint
- Establishing table indexes
- Relating tables with foreign keys
- One-to-many and one-to-one relationships
- Normalization
- Writing SELECT queries in SQL
Skill Level Intermediate
Duration
Views
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Database Foundations: Administration
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Learning Relational Databases
with Adam Wilbert2h 43m Beginner
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Introduction
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1. Get to Know Relational Databases
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What the CRUD?3m 48s
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2. Entity Relationship Diagrams
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Choose an ER design tool5m 7s
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Design a table3m 39s
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3. Data Integrity and Validation
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Data constraints1m 44s
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Create a unique constraint5m 46s
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Define a default value3m 58s
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Establish table indexes4m 49s
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Add check constraints5m 31s
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4. Relationships
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Diagram a relationship2m 42s
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One-to-many relationships2m 10s
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One-to-one relationships1m 10s
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Many-to-many relationships2m 21s
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Self joins2m 17s
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Cascade changes2m 17s
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5. Normalization
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When not to normalize2m 29s
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6. Structured Query Language
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Data definition queries6m 22s
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Data manipulation queries4m 52s
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Create a database view2m 44s
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7. Beyond the Relational Model
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Graph databases1m 38s
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Document databases1m 32s
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Conclusion
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Next steps59s
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Video: Data manipulation queries