Most Recent PostgreSQL PGCES-02 Exam Dumps

Prepare for the PostgreSQL CE 8 Silver exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the PostgreSQL PGCES-02 exam and achieve success.

The questions for PGCES-02 were last updated on Mar 29, 2025.

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Question No. 1

Select two suitable statements regarding the following SQL statement:

CREATE TRIGGER trigger_1 AFTER UPDATE ON sales FOR EACH ROW EXECUTE PROCEDURE write_log();

AIt is defining a trigger 'trigger_1'.

BEvery time 'UPDATE' is executed on the 'sales' table, the 'write_log' function is called once.

CThe 'write_log' function is called before 'UPDATE' takes place.

D'UPDATE' is not executed if 'write_log' returns NULL.

E'DROP TRIGGER trigger_1 ON sales;' deletes the defined trigger.

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Correct Answer: A, E

Question No. 2

Select the correct SQL statement to define a new data type.

ACREATE CLASS

BCREATE FUNCTION

CCREATE OPERATOR

DCREATE DATABASE

ECREATE TYPE

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Correct Answer: E

Question No. 3

Select the correct command to collect and save the statistical information of a table.

AANALYZE

BCLUSTER

CREINDEX

DSTATISTIC COLLECTION

ESTATISTIC COLLECTOR

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Correct Answer: A

Question No. 4

Select the most appropriate statement about the initdb command.

AIt can not be executed by an OS administrator-level user (root user).

BIt can only be executed by the user who installed PostgreSQL.

CUnless the environment variable PGDATA is set, it can not be executed.

DWhen 'auto' is designated as the value for the environment variable PGDATA, a directory is automatically set up.

EThe directory designated by the environment variable PGDATA must exist.

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Correct Answer: A

Question No. 5

The "sample" table consists of the following data:

How many rows are returned by executing the following SQL statement?

SELECT i FROM sample GROUP BY i HAVING count(*) = 2;

A0 rows

B1 row

C2 rows

D3 rows

E4 rows

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Correct Answer: C

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