Q74 Which three statements are true about sequences in a single instance Oracle database?
- (A). Sequences can always have gaps.
- (B). A sequence can Issue duplicate values.
- (C). A sequence’s unallocated cached values are lost if the instance shuts down.
- (D). Two or more tables cannot have keys generated from the same sequence.
- (E). A sequence can only be dropped by a DBA.
- (F). A sequence number that was allocated can be rolled back if a transaction fails.
Xem thêm:
- Data Security là gì?
- Q133 Which two statements are true about undo segments and the use of undo by transactions in an Oracle database instance?
- Quản trị STREAMS$_APPLY_PROGRESS trong Oracle GoldenGate
- SQL Stored Procedures là gì, cú pháp và sử dụng Stored Procedures
- Disable Fast-Start Failover Oracle Data Guard Oracle Data Guard 19c

YITH WooCommerce Quick View Premium
Porto | Multipurpose & WooCommerce Theme
YITH Product Size Charts for WooCommerce Premium
Avada Theme
Elementor PRO và Pro Templates
Betheme 27.2.12
The7 - Ultimate Website & Online Store Builder for WordPress and WooCommerce