Examlex
The index of a relational table is stored in primary key order in a(n)____________________ index structure,making queries by primary key very fast.
Q6: You can use the SQL*Plus DESCRIBE command
Q15: The DBA user does not usually have
Q30: Typically,directory objects are used for external tables.
Q30: Placing the _ constraint on a column
Q38: The SYSTEM user can perform the highest-level
Q40: When creating a relational table with a
Q41: The single table INSERT statement is used
Q45: When you use _,you allow the database
Q63: What are the advantages of using Oracle
Q83: The _ SQL group function counts the