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Vendor: PostgreSQL-CE
Exam Code: PGCES-02
Exam Name: PostgreSQL CE 8 Silver
Certification: PostgreSQL-CE-Certifications
Total Questions: 142 Q&A
Updated on: Dec 16, 2024
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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
Select the most suitable statement regarding PostgreSQL's pg_hba.conf configuration file.
A. You can use any number of authentication types on a single line.
B. You cannot set different authentications per user.
C. You can set different authentications per table.
D. The authentication settings in the file are evaluated from the top line to the bottom line.
E. krb5 authentication can only be used for local connections.
Select one incorrect statement concerning the following SQL statement. CREATE OR REPLACE VIEW sales_view AS SELECT * FROM sales_table ORDER BY sales_date DESC LIMIT 10;
A. Defines the view called "sales_view".
B. Replaces "sales_view" if it already exists.
C. When you 'SELECT' the "sales_view", it displays the first 10 records from the "sales_table" sorted by the "sales_date" column in descending order.
D. Some errors occur when "SELECT * FROM sales_table" is executed after the view is defined.
E. You can confirm that the "sales_view" has been added by querying the view called "pg_views".
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