What you would learn in ETL Using Core Python course?
What do you need to know?
Extraction
* Create connections to database databases (Oracle, SqlServer, PostgreSql)
*Extract information from the database
*Extract information from AWS S3 buckets
*Extract the data from the files
Transformation
*Data Type conversion
*Data Manipulations with Expressions
*Joins
*Union
*Filter
*Sorter
*Transform CSV into JSON
*Transform JSON into CSV
Load
*File to Database
*Database to File
*Oracle to PostgreSQL
*PostgreSQL to SqlServer
* Upload the files into S3 buckets
Computing, remove, transform load ( ETL) is a three-phase procedure that involves data extraction then transformed (cleaned and scrubbed, sanitized, etc.)) and then loaded into a data container for output. The data may be gathered from a variety of sources and could be exported to one or several destinations. ETL processing is usually carried out using the software. However, it is also done manually by system managers. ETL software generally automatizes the entire process. It can be manually run on periodic schedules as single jobs or grouped into batches of jobs.
Conventional ETL diagram[11
An appropriately designed ETL system cant data from sources and im, implementsype and validity standards, and makes sensureshe the data is structurally compatible with the specifications that the system output.outputs in ETL systems also provide data in a format suitable for presentation to allow developers to develop applications, and the end user can make informed decisions. [1]
The ETL process was a popular idea in the late 1970s and is frequently used in the data warehouse. 2 ETL systems usually incorporate data from various applications (systems) that are typically designed and maintained by various vendors or hosted on different computer hardware. The different systems containing the data are typically run and controlled by different parties. For instance, a cost accounting system could combine sales, payroll, and buying data.
Course Content:
- ETL
- ETL employing Python
- Python
- Data Manipulations
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