Preguntas de entrevistas para Analista De Datos Sql


Preguntas de entrevista para el cargo de Analista De Datos Sql compartidas por los candidatos

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Heights Finance
Se le preguntó a SQL Report Developer/Data Analyst…31 de mayo de 2016

What is the difference between DELETE and TRUNCATE?

1 respuestas

Truncate is faster and there is no logging.

American Power and Gas

Write Queries using Join

1 respuestas

SELECT, A.firstName, A.LastName , B. address1, B.address2. FROM Person A JOIN Address B on is primary key on table Person and is foreign key in table Address B Menos

Heights Finance

What do you do to optimize sql queries?

1 respuestas

Review nodes in execution plans on high cost. Review IO and Time statistics to get an idea of how many times a table is getting hit. Menos


They asked me the order of operations for an SQL query

1 respuestas

FROM clause WHERE clause GROUP BY clause HAVING clause SELECT clause ORDER BY clause Menos

Clover Imaging Group

Do you know SSRS reports

1 respuestas



How would you respond to a certain client request?


A Behavioral evaluation. Nothing difficult

Institutional Shareholder Services

What are your experiences with SQL


How many years of ex you have with Sql queries ?


A couple of small sql queries to check skills ?

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