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Understand Flashback Table in Oracle to Recover Deleted Data
Flashback table is an advanced concept in Oracle. With which you can recover data till a specific point in time. Here are the basic architecture and handy SQL queries that you need. Read More ⇢
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How to Slice a String [Substring] in Python
String slicing examples in python. The methods are positive, negative slicing, with single and double colon operators. Read More ⇢
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7 Daily Use Python String Functions
In Python, string manipulation methods include find, validate, concatenate, change case, split, replace, and strip. Read More ⇢
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How to Use Merge Statement in SQL Query: Best Examples
In SQL, MERGE is the latest statement. You can include all UPDATE, INSERT and DELETE statement in single query. Major RDBMS databases support this statement. Read More ⇢
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EBS Block Storage in AWS The Real Usage
Block storage volumes are persistent. These have a relationship to the EC2 instance. Here is the usage of EBS storage in AWS. Read More ⇢
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How to Monitor AWS RDS Service
AWS operations team will monitor RDS services. Here are a few ideas on monitoring the RDS service. Helpful for AWS engineers. Read More ⇢
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COBOL Sequential Vs. Indexed: These are Top Differences
Understand the differences between sequential and indexed files. The given syntax is helpful to write a COBOL program using sequential and indexed files. Read More ⇢
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Exclusive 10 Interview Questions on AWS Operations
The operations team plays a crucial role in monitoring AWS resources. Here you will find basic questions on AWS ECS monitoring. Read More ⇢
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Exploring Python’s OOP Principles with Examples
Here’s a quick explanation of Python Object-oriented concepts. These are useful to say in interviews. Read More ⇢


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