真実試験のPostgreSQL-CE PGCES-02試験問題、練習で知識点を暗記する

下記はPostgreSQL-CE PGCES-02試験問題集は実際の試験問題のバージョンの一部です。 PostgreSQL-CE Certifications PGCES-02問題集は実際の試験問題バージョンには150問になります。すべての実際の試験問題は、勉強者が最初の試みで成功することを保証できます。PGCES-02問題集の実際の試験問題でPostgreSQL-CE試験に不合格になった場合、全額で支払い手数料の払い戻しを受けられます。実際の試験問題をトレーニングしたいでしょうか？では、トレーニングしましょう！

PGCES-02フルバージョンを入手

問題#1

Four SQL statements were executed in the following order. CREATE TABLE foo (bar INT); ALTER TABLE foo ALTER bar TYPE BIGINT; ALTER TABLE foo ADD baz VARCHAR(5); ALTER TABLE foo DROP bar; Select two SQL statements that generate an error when executed.
A.INSERT INTO foo VALUES ('12345');
B.INSERT INTO foo VALUES ('5000000000');
C.INSERT INTO foo VALUES ('ABC');
D.INSERT INTO foo VALUES (2000000000);
E.INSERT INTO foo VALUES (NULL);

A. B D

問題#2

The "animal" table consists of the following data: Select the correct result returned by executing the following SQL statement: SELECT name FROM animal ORDER BY weight DESC LIMIT 2 OFFSET 1;
A.A syntax error will occur.

A. A

問題#3

Select an incorrect statement regarding the following SQL statement. Note that "user_view" is a view. CREATE OR REPLACE RULE rule_1 AS ON UPDATE TO user_view DO INSTEAD NOTHING;
A.It is defining a rule "rule_1".
B.It will replace "rule_1" if it already exists.
C.Executing 'UPDATE user_view' will no longer output errors.
D.When executing 'UPDATE user_view', data is updated in the table that is the origin of the view.
E.'DROP RULE rule_1 ON user_view' deletes the above definition.

A. D

問題#4

The "sample" table consists of the following data: How many rows are returned by executing the following SQL statement? SELECT * FROM sample WHERE v ~ 'ab';
A.0 rows
B.1 row
C.2 rows
D.3 rows
E.4 rows

A. C

問題#5

The table "custom" is defined below. The "id" column and "introducer" column are of INTEGER type, and the "email" column is of TEXT type. id | email | introducer ----+----------------+----------- 2 | aaa@example.com | 1 3 | bbb@example.com | 2 4 | ccc@example.com | 2 Three SQL statements were executed in the following order: INSERT INTO custom SELECT max(id) 1, 'ddd@example.com', 4 FROM custom; UPDATE custom SET introducer = 999 WHERE email = 'bbb@example.com'; DELETE FROM custom WHERE introducer NOT IN (SELECT id FROM custom); Select the number of rows in the "custom" table after the execution.
A.0 rows
B.1 row
C.2 rows
D.3 rows
E.4 rows

A. C

試験コード: PGCES-02問題数量: 150 Q&As更新時間: 2026-10-05

PGCES-02フルバージョンを入手

約PGCES-02質問

Testpassport

問題#1

問題#2

問題#3

問題#4

問題#5

トップ試験