Why we are so popular in the market and trusted by tens of thousands of our clients all over the world? The answer lies in the fact that every worker of our company is dedicated to perfecting our PGCES-02 Free exam guide. The professional experts of our company are responsible for designing every PGCES-02 Freequestion and answer. No one can know the PGCES-02 Free study materials more than them. The knowledge you have learned is priceless. You can obtain many useful skills on our PGCES-02 Free study guide, which is of great significance in your daily work. You can much more benefited form our PGCES-02 Free study guide.
PostgreSQL-CE-Certifications PGCES-02 To choose us is to choose success!
But the PGCES-02 - PostgreSQL CE 8 Silver Free test prep we provide are compiled elaborately and it makes you use less time and energy to learn and provide the study materials of high quality and seizes the focus the exam. Our PGCES-02 Valid Exam Guide certification practice materials provide you with a wonderful opportunity to get your dream certification with confidence and ensure your success by your first attempt. PGCES-02 Valid Exam Guide certifications are thought to be the best way to get good jobs in the high-demanding market.
Although the pass rate of our PGCES-02 Free study materials can be said to be the best compared with that of other exam tests, our experts all are never satisfied with the current results because they know the truth that only through steady progress can our PGCES-02 Free preparation braindumps win a place in the field of exam question making forever. Therefore, buying our PGCES-02 Free actual study guide will surprise you with high grades and you are more likely to get the certification easily.
PostgreSQL-CE PGCES-02 Free - This is a fair principle.
Dreaming to be a certified professional in this line? Our PGCES-02 Free study materials are befitting choices. We made real test materials in three accessible formats for your inclinations. (PDF, APP, software). Our website is an excellent platform, which provides the questions of these versions of our PGCES-02 Free exam questions compiled by experts. By browsing this website, all there versions of our PGCES-02 Free pratice engine can be chosen according to your taste or preference.
Our PGCES-02 Free test guides have a higher standard of practice and are rich in content. If you are anxious about how to get PGCES-02 Free certification, considering purchasing our PGCES-02 Free study tool is a wise choice and you will not feel regretted.
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
Though the content of these three versions of our Salesforce B2C-Commerce-Developer study questions is the same, their displays are totally different. It is strongly proved that we are professonal in this career and our Salesforce Marketing-Cloud-Developer exam braindumps are very popular. This time set your mind at rest with the help of our Huawei H19-308_V4.0 guide quiz. Netskope NSK101 - We promise to you that our system has set vigorous privacy information protection procedures and measures and we won’t sell your privacy information. Any difficult posers will be solved by our ISM INTE quiz guide.
Updated: May 27, 2022