Hi, I will explain Constraints ( Primary Key, Foreign Key , Unique Key, Not Null and Check ) in Oracle SQL in this post of Oracle SQL Tutorial series.
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CREATING TABLE WITH SUB-QUERIES With this method, table is created automatically with the column types that result from a query. While the table is created, data that came from the …
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Chapter 7 – CREATING AND MANAGING TABLES Classify Main Database Objects Examining Table Structure Data Types of the Columns Creating a Simple Table Understanding How Schema Objects Work DATABASE OBJECTS …
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