Oracle Database Interview Question:
How Many Categories of Data Types?
Submitted by: AdministratorPL/SQL data types are grouped into 4 categories:
► Scalar Data Types: A scalar data type holds a single value.
► Composite Data Types: A composite data type has internal components, such as the elements of an array.
► LOB Data Types: A LOB data type holds a lob locator that specify the location of a large object.
► Reference Data Types: A reference data type holds a pointer that points to another data object.
Submitted by: Administrator
► Scalar Data Types: A scalar data type holds a single value.
► Composite Data Types: A composite data type has internal components, such as the elements of an array.
► LOB Data Types: A LOB data type holds a lob locator that specify the location of a large object.
► Reference Data Types: A reference data type holds a pointer that points to another data object.
Submitted by: Administrator
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