With our PGCES-02 Free Download test prep, you don't have to worry about the complexity and tediousness of the operation. As long as you enter the learning interface of our soft test engine of PGCES-02 Free Download quiz guide and start practicing on our Windows software, you will find that there are many small buttons that are designed to better assist you in your learning. When you want to correct the answer after you finish learning, the correct answer for our PGCES-02 Free Download test prep is below each question, and you can correct it based on the answer. Can you survive and be invincible in a highly competitive society? Can you gain a foothold in such a complex society? If your answer is "no", that is because your ability is not strong enough. Our PGCES-02 Free Download test braindumps can help you improve your abilities. In such a way, you can confirm that you get the convenience and fast from our PGCES-02 Free Download study guide.
Our PGCES-02 Free Download exam questions are your best choice.
PostgreSQL-CE-Certifications PGCES-02 Free Download - PostgreSQL CE 8 Silver According to the survey, the average pass rate of our candidates has reached 99%. According to the research statistics, we can confidently tell that 99% candidates after using our products have passed the Latest PGCES-02 Study Guide Book exam. Our Latest PGCES-02 Study Guide Book learning questions engage our working staff in understanding customers’ diverse and evolving expectations and incorporate that understanding into our strategies, thus you can 100% trust our Latest PGCES-02 Study Guide Book exam engine.
The content of our PGCES-02 Free Download practice engine is based on real exam by whittling down superfluous knowledge without delinquent mistakes rather than dropping out of reality. Being subjected to harsh tests of market, our PGCES-02 Free Download exam questions are highly the manifestation of responsibility carrying out the tenets of customer oriented. And our PGCES-02 Free Download study materials are warmly praised and welcomed by the customers all over the world.
But our PostgreSQL-CE PGCES-02 Free Download exam questions have made it.
By browsing this website, all there versions of PGCES-02 Free Download training materials can be chosen according to your taste or preference. In addition, we provide free updates to users for one year long after your purchase. If the user finds anything unclear in the PGCES-02 Free Download exam questions exam, we will send email to fix it, and our team will answer all of your questions related to the PGCES-02 Free Download actual exam. So as long as you have any question, just contact us!
Every page is carefully arranged by our experts with clear layout and helpful knowledge to remember. Our PGCES-02 Free Download exam questions just focus on what is important and help you achieve your goal.
PGCES-02 PDF DEMO:
QUESTION NO: 1
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: 2
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: 3
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: 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
Among all substantial practice materials with similar themes, our IBM C1000-127 practice materials win a majority of credibility for promising customers who are willing to make progress in this line. So our Oracle 1z0-1084-24practice materials have great brand awareness in the market. The promotion or acceptance of our Huawei H12-811_V1.0 exam questions will be easy. Our Cisco 300-610 study questions have simplified the complicated notions and add the instances, the stimulation and the diagrams to explain any hard-to-explain contents. Our CompTIA FC0-U71 learning materials not only provide you with information, but also for you to develop the most suitable for your learning schedule, this is tailor-made for you, according to the timetable to study and review.
Updated: May 27, 2022