最も有効な 1z0-882 試験参考書

Consider the statements:
Mysql> drop function foo;
ERROR 1305 (420000): FUNCTION test, foo does not exist
Mysql > show warnings;

Mysql> get diagnostics condition 2 @msg=MESSAGE_TEXT;
What is the result of the final statement?

• A. A line will be an output to the error log that contains the warning message details from the failed command.
• B. An error is generated as only one condition can exist in the diagnostics area.
• C. An empty result is returned.@msg is set to message of the warning.
• D. A warning message is generated that adds error 1758 (invalid condition number) to the diagnostics area.

Inspect the query:
Mysql>SELECT dept_no, emp_no FROM employees JOIN dept _manager USING(emp_no) WHERE dept_no'd004';

4 rows in set (0.00 sec)
Mysql>EXPLAIN SELECT dept_no, emp_no FROM employees JOIN dept_manager USING (emp_no) WHERE
dept_no='d004';

2 rows in set (0.00 sec)
Which two statements are true about the EXPLAIN output?

• A. All data for the result is read from the indexex.
• B. The minimal number of rows possible are read.
• C. The PRIMARY KEY is used for filtering in both tables.
• D. The dept_manager table has 4 times as many rows than the employees table.

Cormcctor/Net supports a decoupled database connection mode, where a database Connection is established only
when needed.
'
Choose the three parts that are involved when working with decoupled data.

• A. DecoupODBCConn, DecoupMyScjlruiiimanrt, DecoupMySqlRetum
• B. OpenConnect.MySql, DataTTiread.MySql, CommandExecutor.MySql
• C. MySqlQueryBuIld, MySqlQuerytxer. MySq I Query Results
• D. DataSet, MySqlDataAdapter, MySql Command Builder

The tab-delimited file"/tmp/people,txt contains:
1636 Carsten Pederson Denmark
4672 Kai Voigt Germany
4628 Max Mether France
This is the structure of the people table:
Mysq1> DESCRIBE people;

Which statement will load the first and last names into the Names column and the country into the country column?

• A. LOAD DATA INFILE '/tmp/people.txt ' INTO TABLE People
  @ Skip=$1 , @ First=$2, @Last=$3, @ Country=4,
  (CONCAT (@First, ' ' .@ Last) , @ Country)
• B. LOAD DATA INFILE '/tmp/people.txt'INTO TABLE PEOPLE@First=$2. @Last=$3 @Country=$4
  (CONCAT (@First, ' ',@Last) , @ Country)
• C. LOAD DATA INFILE '/tmp/people.txt 'INTO TABLE People
  (@ Skip, @First , @Last, @Country
  SET Name=CONCAT (@First, ' ',@Last)
• D. It is not possible to load the data from the file/tmp/people.txt into the people table,as shown.
• E. LOAD DATA INFILE '/tmp/people,txt, INTO TABLE People.
  (@Skip. @First, @Last, @Country)
  Country=@country

Which three statement types can be prepared?

• A. CALL
• B. CREATE TABLE
• C. ALTER VIEW
• D. CREATE VIEW
• E. LOAD DATA INFILE