As long as you get to know our PGCES-02 Practice Questions Free exam questions, you will figure out that we have set an easier operation system for our candidates. Once you have a try, you can feel that the natural and seamless user interfaces of our PGCES-02 Practice Questions Free study materials have grown to be more fluent and we have revised and updated PGCES-02 Practice Questions Free learning braindumps according to the latest development situation. Without doubt, we are the best vendor in this field and we also provide the first-class service for you. As we all know, it is difficult for you to prepare a PGCES-02 Practice Questions Free exam by yourself. You will feel confused about some difficult knowledge. So you have no need to trouble about our PGCES-02 Practice Questions Free study materials, if you have any questions, we will instantly response to you.
PostgreSQL-CE-Certifications PGCES-02 Please give us a chance to prove.
PostgreSQL-CE-Certifications PGCES-02 Practice Questions Free - PostgreSQL CE 8 Silver We will solve your problem as quickly as we can and provide the best service. As you can see, we never stop innovating new version of the PGCES-02 Latest Exam Labs study materials. We really need your strong support.
In your every stage of review, our PGCES-02 Practice Questions Free practice prep will make you satisfied. Our PGCES-02 Practice Questions Free exam questions just focus on what is important and help you achieve your goal. With high-quality PGCES-02 Practice Questions Free guide materials and flexible choices of learning mode, they would bring about the convenience and easiness for you.
PostgreSQL-CE PGCES-02 Practice Questions Free - Need any help, please contact with us again!
In order to pass PostgreSQL-CE certification PGCES-02 Practice Questions Free exam disposably, you must have a good preparation and a complete knowledge structure. Omgzlook can provide you the resources to meet your need.
Our questions and answers are based on the real exam and conform to the popular trend in the industry. You only need 20-30 hours to learn PostgreSQL CE 8 Silver exam torrent and prepare 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
EMC D-VXR-DS-00 - In today's competitive IT profession, if you want to stabilize your own position, you will have to prove your professional knowledge and technology level. To some extent, these Huawei H19-319_V2.0 certificates may determine your future. Avaya 71402X - There a galaxy of talents in the 21st century, but professional IT talents not so many. There are so many success examples by choosing our SAP C_S4CS_2408 guide quiz, so we believe you can be one of them. Because of its popularity, you can use the Omgzlook PostgreSQL-CE CompTIA FC0-U71 exam questions and answers to pass the exam.
Updated: May 27, 2022