Although our PGCES-02 Latest Test Collection Free practice materials are reasonably available, their value is in-estimate. We offer hearty help for your wish of certificate of the PGCES-02 Latest Test Collection Free exam. Our company is open-handed to offer benefits at intervals, with PGCES-02 Latest Test Collection Free learning questions priced with reasonable prices. As long as you click on the link, you can use PGCES-02 Latest Test Collection Free learning materials to learn. If you decide to buy a PGCES-02 Latest Test Collection Free exam braindumps, you definitely want to use it right away! They are unsuspecting experts who you can count on.
PostgreSQL-CE-Certifications PGCES-02 Then I tell you this is enough!
PostgreSQL-CE-Certifications PGCES-02 Latest Test Collection Free - PostgreSQL CE 8 Silver And we are the leading practice materials in this dynamic market. The efficiency of our PGCES-02 Latest Braindumps Ppt exam braindumps has far beyond your expectation. On one hand, our PGCES-02 Latest Braindumps Ppt study materials are all the latest and valid exam questions and answers that will bring you the pass guarantee.
And if you get any questions, please get contact with us, our staff will be online 24/7 to solve your problems all the way. Before you place orders, you can download the free demos of PGCES-02 Latest Test Collection Free practice test as experimental acquaintance. Once you decide to buy, you will have many benefits like free update lasting one-year and convenient payment mode.
PostgreSQL-CE PGCES-02 Latest Test Collection Free - They have always been in a trend of advancement.
One of the significant advantages of our PGCES-02 Latest Test Collection Free exam material is that you can spend less time to pass the exam. People are engaged in modern society. So our goal is to achieve the best learning effect in the shortest time. So our PGCES-02 Latest Test Collection Free test prep will not occupy too much time. You might think that it is impossible to memorize well all knowledge. We can tell you that our PGCES-02 Latest Test Collection Free test prep concentrate on systematic study, which means all your study is logic. Why not give us a chance to prove? Our PGCES-02 Latest Test Collection Free guide question dumps will never let you down.
By focusing on how to help you effectively, we encourage exam candidates to buy our PGCES-02 Latest Test Collection Free practice test with high passing rate up to 98 to 100 percent all these years. Our PostgreSQL-CE exam dumps almost cover everything you need to know about the exam.
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
Cisco 820-605 - One of the great advantages is that you will soon get a feedback after you finish the exercises. We believe that VMware 2V0-32.22 study tool will make you fall in love with learning. HP HPE0-V27 - We have always advocated customer first. Scrum PSPO-II - In addition, we clearly know that constant improvement is of great significance to the survival of a company. Using Microsoft SC-400 exam prep is an important step for you to improve your soft power.
Updated: May 27, 2022