Introduction to SQL The HAVING clause does which of the following? Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for rows rather than columns. Acts like a WHERE clause but is used for groups rather than rows. Acts like a WHERE clause but is used for columns rather than groups. Acts EXACTLY like a WHERE clause. Acts like a WHERE clause but is used for rows rather than columns. Acts like a WHERE clause but is used for groups rather than rows. Acts like a WHERE clause but is used for columns rather than groups. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SUM, AVG, MIN, and MAX can only be used with numeric columns. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes can usually be created for both primary and secondary keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL data definition commands make up a(n) ________ . XML HTML DDL DML XML HTML DDL DML ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SELECT statement SELECT 'Hi' FROM DUAL WHERE NULL = NULL; Outputs TRUE Nothing FLASE Hi TRUE Nothing FLASE Hi ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL WHERE clause: Both A and B are correct. Neither A nor B are correct. limits the row data are returned. limits the column data that are returned. Both A and B are correct. Neither A nor B are correct. limits the row data are returned. limits the column data that are returned. ANSWER DOWNLOAD EXAMIANS APP