Introduction to SQL COUNT(field_name) tallies only those rows that contain a value; it ignores all null values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to update data in a database? UPDATE SAVE AS SAVE MODIFY UPDATE SAVE AS SAVE MODIFY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The HAVING clause does which of the following? Acts like a WHERE clause but is used for columns rather than groups. Acts like a WHERE clause but is used for groups rather than rows. Acts like a WHERE clause but is used for rows rather than columns. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for columns rather than groups. Acts like a WHERE clause but is used for groups rather than rows. Acts like a WHERE clause but is used for rows rather than columns. Acts EXACTLY like a WHERE clause. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Select the right statement to insert values to the student table. INSERT VALUES INTO student ( INSERT student VALUES ( INSERT INTO student VALUES ( INSERT VALUES ( INSERT VALUES INTO student ( INSERT student VALUES ( INSERT INTO student VALUES ( INSERT VALUES ( ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword GROUP BY instructs the DBMS to group together those rows that have the same value in a column. True False True False ANSWER DOWNLOAD EXAMIANS APP
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