Introduction to SQL ON UPDATE CASCADE ensures which of the following? Normalization Data Integrity Materialized Views All of these Normalization Data Integrity Materialized Views All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Data manipulation language (DML) commands are used to define a database, including creating, altering, and dropping tables and establishing constraints. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables? Data Manipulation Language(DML) None Both of above Data Definition Language(DDL) Data Manipulation Language(DML) None Both of above Data Definition Language(DDL) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is valid SQL for an Index? CHANGE INDEX ID; REMOVE INDEX ID; ADD INDEX ID; CREATE INDEX ID; CHANGE INDEX ID; REMOVE INDEX ID; ADD INDEX ID; CREATE INDEX ID; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Table employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM employee WHERE SALARY > ALL (SELECT SALARY FROM EMPLOYEE);prints 10 5 0 9 10 5 0 9 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL DISTINCT and its counterpart, ALL, can be used more than once in a SELECT statement. False True False True ANSWER DOWNLOAD EXAMIANS APP
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