A、InnoDB uses row and table-level locks, but row locks are not escalates
B、InnoDB locks only those rows that are updated
C、InnoDB only uses row locks, not page or table-level locks
D、InnoDB row locks may be escalated to page or table-level locks
E、InnoDB uses row-level or table-level locks depending on the number of rows affected
更多“What is true regarding InnoDB locking?（）”相关的问题
A、A.true true B、B.false true C、C.true false D、D.false false E、E.Compilation fails. F、F. An exception is thrown at runtime.
A、true,true B、false,true C、true,false D、false,false E、Compilation fails. F、An exception is thrown at runtime.
A、 true true B、 false true C、 false true 0 D、 true true Infinity E、 false true Infinity F、 An exception is thrown. H、 Compilation or translation fails
A、True B、Not true C、An exception is thrown at runtime. D、Compilation fails because of an error at line 12. E、Compilation fails because of an error at line 19.
A、True B、Nottrue C、Anexceptionisthrownatruntime. D、Compilationfailsbecauseofanerroratline12. E、Compilationfailsbecauseofanerroratline19.
A、A. CGMP version 2 is being used. B、B. The switch will use sparse mode first, dense mode second. C、C. A rendezvous point must be configured in order for the interface to operate in sparse mode. D、D. IGMP version 2 is being used. E、E. The rendezvous point is IP address 172.16.4.16. F、F. If a rendezvous point is configured, the interface cannot operate in dense mode.
A、TRUE B、FALSE C、There is no default. It must be defined at creation time. D、PENDING E、NULL
A、A. The DESCRIBE DEPT statement displays the structure of the DEPT table. B、B. The ROLLBACK statement frees the storage space occupies by the DEPT table. C、C. The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist. D、D. The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
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