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  3. SQL Refresher Course

SQL Refresher Course

CertificatePreview

Content always updated in your course.


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Basic course of 4 hours free

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Completion certificate

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AI tutor

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Practical activities

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Online and lifelong course

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Values after the free period

Free basic course

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Complete unit course

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Annual subscription

Unlimited online content

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Workload:18 hours

What will I learn?

Tsholetsa bokgoni jwa gago jwa SQL ka khoso ya rona ya Tsa go Itekanolola Bokgoni jwa Gago mo go SQL, e e diretsweng bomankge ba thekenoloji ba ba batlang go tokafatsa bokgoni jwa bone jwa go dirisa database. Ithute ka bothakga go tlhama database, nna sekgantshwane mo go kwaleng dipotso tsa SQL, mme o tokafatse tiragatso ka mekgwa e e kwa godimo. Ithute go fetola data ka manontlhotlho, sekaseka dipotso tse di raraganeng, mme o nne o itsisitswe ka dintlha tsa moragorago tsa SQL le mekgwa e e siameng. Khoso e e khutshwane e bile e le ya maemo a a kwa godimo e go thusa go rarabolola dikgwetlho tsa mmatota, e go netefatsa gore o nna kwa pele mo lebaleng la gago.

Weekly live mentoring sessions

Count on our team of specialists to assist you every week

Imagine learning something while addressing your queries with individuals already working in the field? At Apoia, this is possible

Have access to open sessions with various industry professionals


Expand your network


Exchange experiences with specialists from other sectors and resolve your professional challenges.

Learning outcomes

Strengthen the development of the practical skills listed below

Nna sekgantshwane mo go tlameng database: Tlhamo dischema tse di mosola ka dikhii tse dikgolo le tsa seeng.

Kwala dipotso tse di kwa godimo: Dirisa CTEs, ditiro tsa window, le dipotso tse di tlhakantsweng.

Tokafatso tiragatso ya SQL: Tsenya indexing le go sekaseka ditogamaano tsa tiragatso.

Fetola data ka manontlhotlho: Dira ditiro tsa bontsi mme o laole direkoto.

Dirisa mekgwa e e siameng ya SQL: Netefatsa tshireletsego mme o amogele dintlha tsa moragorago tsa SQL.