What is GROUP BY
What is GROUP BY? The GROUP BY clause is used to group rows that have the same value in one or more columns. It is ma...
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What is DQL
What is DQL? Definition (English) DQL (Data Query Language) is a category of SQL commands used to retrieve data fr...
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What is DML
Definition (English) DML (Data Manipulation Language) is a set of SQL commands used to insert, update, delete, and ma...
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What is DDL
Definition (English) DDL (Data Definition Language) is a set of SQL commands used to create, modify, and delete the s...
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Integrity Constraints
Integrity Constraints are rules applied to database tables to ensure that the data stored is accurate, valid, and consis...
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CPU Scheduling क्या है? Algorithms, Types और Examples हिंदी में
CPU Scheduling क्या है? — Algorithms, Types और Examples CPU Scheduling वह process है जिसमें Operating System यह...
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Deadlock क्या है? Conditions, Handling और Starvation हिंदी में
Deadlock क्या है? — जब Processes एक-दूसरे का इंतज़ार करती रहें Deadlock वह situation है जब दो या अधिक processes...
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IPC क्या है? Inter Process Communication पूरी जानकारी हिंदी में
IPC (Inter Process Communication) क्या है? — पूरी जानकारी हिंदी में Inter Process Communication (IPC) वह mechan...
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Thread क्या है? OS में Types, Lifecycle और TCB की पूरी जानकारी
Thread क्या है? — Process की Smallest Execution Unit Thread किसी Process की smallest unit of CPU execution होती...
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Dispatcher क्या है? OS में CPU को Process कैसे मिलती है
Dispatcher क्या है? — OS का वो Module जो CPU Actually देता है Operating System में CPU Scheduler और Dispatcher...
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Entity Relationship (ER) Model
ER Model की Definition ER Model (Entity Relationship Model) एक high-level conceptual data model है जो database implem...
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Context Switching क्या है? | OS में Process कैसे बदलती है
Context Switching क्या है? (What is Context Switching in OS Hindi) Operating System की दुनिया में Context Switching ए...
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