All we do and the promises made are in your perspective. We offer free demos of the PGCES-02 Free exam braindumps for your reference before you pay for them, for there are three versions of the PGCES-02 Free practice engine so that we also have three versions of the free demos. And we will send you the new updates if our experts make them freely. In fact, you do not need other reference books. Our study materials will offer you the most professional guidance. Omgzlook follows the career ethic of providing the first-class PGCES-02 Free practice questions for you.
PostgreSQL-CE-Certifications PGCES-02 As well as our after-sales services.
PostgreSQL-CE-Certifications PGCES-02 Free - PostgreSQL CE 8 Silver So that you will have the confidence to win the exam. Then our experts have carefully summarized all relevant materials of the PGCES-02 Reliable Test Study Guide exam. Also, annual official test is also included.
Do you feel headache looking at so many IT certification exams and so many exam materials? What should you do? Which materials do you choose? If you don't know how to choose, I choose your best exam materials for you. You can choose to attend PostgreSQL-CE PGCES-02 Free exam which is the most popular in recent. Getting PGCES-02 Free certificate, you will get great benefits.
PostgreSQL-CE PGCES-02 Free - So you need to be brave enough to have a try.
Most IT workers prefer to choose our online test engine for their PGCES-02 Free exam prep because online version is more flexible and convenient. With the help of our online version, you can not only practice our PGCES-02 Free exam pdf in any electronic equipment, but also make you feel the atmosphere of PGCES-02 Free actual test. The exam simulation will mark your mistakes and help you play well in PGCES-02 Free practice test.
And all of the PDF version, online engine and windows software of the PGCES-02 Free study guide will be tested for many times. Although it is not easy to solve all technology problems, we have excellent experts who never stop trying.
PGCES-02 PDF DEMO:
QUESTION NO: 1
The table "tbl" is defined below such that it could only store non-negative integers in the column
"nn".
Select the keyword that is applicable for the underlined blank.
CREATE _______ natural_number AS DECIMAL CHECK (VALUE >= 0); CREATE TABLE tbl(nn natural_number);
A. VIEW
B. SCHEMA
C. RULE
D. TYPE
E. DOMAIN
Answer: E
QUESTION NO: 2
Select one incorrect description regarding the following SQL statement defining a function.
CREATE OR REPLACE FUNCTION get_file_list(TEXT, BOOLEAN)
RETURNS SETOF TEXT LANGUAGE C STRICT SECURITY DEFINER AS 'myfuncs.so';
A. This function may bedefined in 'myfuncs.so'.
B. This function can return multiple rows.
C. This SQL statementdefines a function written in the C language.
D. If this function is called with a NULL parameter, it will return 0 when executed.
E. This functionoperates with the authority of the user who executed it.
Answer: E
QUESTION NO: 3
PostgreSQL can use an index to access a table. Select two incorrect statements about indexes.
A. An index is created by 'CREATE INDEX', and deleted by 'DROP INDEX'.
B. By using an index effectively, searching and sorting performs faster.
C. There are B-tree, Hash, R-tree and GiST index types.
D. By creating an index,performance always improves.
E. Creating an unused index does not affect the performance of a database at all.
Answer: D,E
QUESTION NO: 4
A table named "sample" is defined as below. Select two statements which will generate a constraint error.
CREATE TABLE sample (
i INTEGER PRIMARY KEY,
j INTEGER,
CHECK ( i > 0 AND j < 0 )
);
A. INSERT INTO sample VALUES (1, 0);
B. INSERT INTO sample VALUES (2, -2);
C. INSERT INTO sample VALUES (3, NULL);
D. INSERT INTO sample VALUES (NULL, -4);
E. INSERT INTO sample VALUES (5, -5);
Answer: A,D
QUESTION NO: 5
What does the following command do? Choose the most appropriate statement from the selection
below.
Note: $ is the command prompt.
$ pg_dump postgres > pgsql
A. Writes a backup of the database postgres to the file pgsql.
B. Writes a backup of the entire database cluster using user postgres to the file pgsql.
C. Backs up the database postgres and writes an error message to the file pgsql.
D. Writes a backup of the entire database cluster to the file postgres and writes an error message to the file pgsql.
E. Outputs all of the content of the database postgres to the screen using the user pgsql.
Answer: A
Our valid SAP C_S43_2023 practice questions are created according to the requirement of the certification center based on the real questions. HP HPE0-S59 - It is important to review the questions you always choose mistakenly. Dear everyone, you can download the EMC D-PVM-DS-23 free demo for a little try. EMC D-XTR-OE-A-24 - The high quality of our products also embodies in its short-time learning. The test engine is more efficient way for anyone to practice our Cisco 350-401 exam pdf and get used to the atmosphere of the formal test.
Updated: May 27, 2022