Good night.

An empty tank would take you nowhere. Take time to refuel. #innerandouterjoin Q: What is Full Outer Join A: A keyword that returns all records when there is a match in two table records

"Be thankful for what you have today but keep working for what you want tomorrow." #normalization Q: What is normalization? A: A process done to reduce data redundancy and anomalies.

#functionandjoin Q: What's the use of JOIN A: It combine records from two or more tables in a database, combining fields from two tables by using values common to each

#dqlSELECT Q: Function of the SELECT statement? A: Retrieves records from a database table according to clauses

Wherever you go becomes a part of you somehow. #relationalmodel Q: What is a relational database model A: A relational database is a collection of data items with pre-defined relationships between them

"Stay woke." #eerd What are constraints in database? Constraints are rules enforced within a table. They limit the data you input into a table to make it more accurate, reliable, and dechiperable.

#basicSQL Q: 5 types of SQL commands A: DDL, DML, DCL, TCL, and DQL

One essential of creativity is not being afraid to fail. #datamodels What are data models? Defines how the logical structure of a database is modeled. #basicsql What is DML? Data Manipulation Language. These are commands that maintain and query a database.

#oracleAPEX Q: What is oracle? A: Oracle is one of the largest vendors in the enterprise IT market and the shorthand name of its flagship product, a relational database management system (RDBMS) that's formally called Oracle Database.

Perfection is only a word. You can be perfect without knowing what imperfection is. #databaseconcepts Q: What's a database? A: A database is an organized collection of structured information, or data, typically stored electronically in a computer system.