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WHAT IS LIST IN PYTHON
LIST DEFINITION- A LIST is basically a data structure consisting of a collection of any datatype ordered, changeable, and indexed elements or items, created by enclosing elements in square brackets or by using List() constructor. List items allow duplicate values and its first item has index [0]. Properties of List items- Ordered– List items have…
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WHAT ARE SETS IN PYTHON
SETS Definition- A set is basically a data structure consisting of a collection of any datatype unordered, unique, unchangeable, and unindexed elements, created by enclosing elements in curly braces or a set constructor.Note-Set items are unchangeable, but you can remove and/or add items How to Create a set In PYTHON? By using curly braces Python…
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WHAT IS A DICTIONARY IN PYTHON
Dictionaries A dictionary is a mapping of keys to values. It’s also sometimes called a hash table or associative array. The keys serve as indices for accessing values. Dictionaries are written with curly brackets as shown in the below examples. Dictionaries in python are used to store data values in key: value pairs each pair…
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PYTHON FREE COURSE
Explore The World of Python
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SQL STRUCTURED QUERY LANGUAGE
Explore The World of SQL
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HOW TO USE TUPLE IN PYTHON?
TUPLE A Tuple is an ordered and unchangeable collection of python objects, each object is separated by a comma and the whole set is enclosed by parenthesis. Tuples allow duplicate values. Properties of TUPLE Tuple items or objects are ordered, unchangeable, and allow duplicate values. Tuple items are indexed, the first item has an index…
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WHAT IS PIVOT AND UNPIVOT IN SQL SERVER
PIVOT and UNPIVOT are relational operators. PIVOT rotates a table-valued expression by turning the unique values from one column in the expression into multiple columns in the output. And PIVOT runs aggregations where they’re required on any remaining column values that are wanted in the final output. UNPIVOT carries out the opposite operation to PIVOT…
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WHAT IS CTE OR COMMON TABLE EXPRESSION IN SQL SERVER
WHAT IS CTE OR COMMON TABLE EXPRESSION IN SQL SERVER?
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WHAT IS WINDOW FUNCTION IN SQL SERVER
WHAT IS WINDOW FUNCTION IN SQL SERVER?
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WHAT IS THE STRING TYPE IN PYTHON
WHAT IS THE STRING TYPE IN PYTHON?
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WHAT ARE THE NUMERIC TYPES IN PYTHON
WHAT ARE THE NUMERIC TYPES IN PYTHON?
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WHAT ARE THE DATA TYPES IN PYTHON
WHAT ARE THE DATA TYPES IN PYTHON?