Select now ();Select CURDATE ();Insert into pa_login_logs (party_no, login_time) values (3, now ());SELECT *, max (login_time) FROM pa_login_logs group by party_no order by max (login_time) desc;5. There is a table s_su with three fields, age, name, and score. Now write the SQL statement as required:1) Select the age group and number of students in groups with scores greater than 90 based on age groups.Select age, count (*) from s_su where scoure> 90
the TTL threshold:Dallasr1> (config-if) # ip multicast ttl-threshold ttl-value71. Use show ip pim neighbor to display the PIM neighbor table.72. display all records in the multicast communication route table:Dallasr1> show ip mroute [group-name │ group-address] [scoure] [summary] [count] [active kbps]73. Record all IP multicast packets accepted and sent by a vro:Dallasr1> # debug ip mpacket [detail] [access-list] [group]74. Configure cgmp on the cisc
the image from the group to the RP:Dallasr1> # show ip pim rp mappingDallasr1> # show ip pim rp [group-name | group-address] [mapping]
On the router interface, use the command ip multicast ttl-threshold ttl-value to set the TTL threshold value:Dallasr1> (config-if) # ip multicast ttl-threshold ttl-value
Show ip pim neighbor is used to display the PIM neighbor table.
Each record in the multicast communication route table is displayed as follows: Dallasr1> show ip mroute [group-name | group-addre
serves:
dallasr1># IP PIM send-rp-announce type number scope TTL group-list access-list-number
14. Notify the RP's address for the management scope Group:
dallasr1># IP PIM send-rp-announce ethernet0 scope group-list1
dallasr1># access-list 1 Permit 266.0.0.0 0.255.255.255
Set up an RP image agent:
dallasr1># IP PIM send-rp-discovery scope TTL
16, verify the group to the RP Image:
dallasr1># show ip PIM RP Mapping
dallasr1># show ip PIM RP [group-name|group-address] [mapping]
17, on t
:
dallasr1># IP PIM send-rp-announce type number scope TTL group-list access-list-number
To advertise an RP's address for an administrative scope group:
dallasr1># IP PIM send-rp-announce ethernet0 scope group-list1 dallasr1># access-list 1 Permit 266.0.0.0 0.255.25 5.255 set an RP image agent:
dallasr1># IP PIM send-rp-discovery scope TTL
To verify the group's image to the RP:
dallasr1># show ip PIM RP mapping dallasr1># show ip PIM RP [group-name group-address] [mapping] use command IP o
and its service group scope: Dallasr1> # ip pim send-rp-announce type number scope ttl group-list access-list-number
Advertise the RP address for the management range group: Dallasr1> # ip pim send-rp-announce ethernet0 scope 16 group-list1Dallasr1> # access-list 1 permit 266.0.0.0 0.20.255.255
Set an RP image Proxy:Dallasr1> # ip pim send-rp-discovery scope ttl
Verify the image from the group to the RP: Dallasr1> # show ip pim rp mappingDallasr1> # show ip pim rp [group-name | group-address] [
># access-list 1 permit 266.0.0.0 0.255.255.255
Set an RP image Proxy:
Dallasr1> # ip pim send-rp-discovery scope ttl
Verify the image from the group to the RP:
dallasr1># show ip pim rp mapping
dallasr1># show ip pim rp [group-name|group-address] [mapping]
On the router interface, use the command ip multicast ttl-threshold ttl-value to set the TTL threshold value:
Dallasr1> (config-if) # ip multicast ttl-threshold ttl-value
Use show ip pim neighbor to display the PIM neighbor tab
notifying the RP for the management scope group:
Dallasr1> # ip pim send-rp-announce ethernet0 scope 16 group-list1
Dallasr1> # access-list 1 permit 266.0.0.0 0.20.255.255
15. Set an RP image Proxy:
Dallasr1> # ip pim send-rp-discovery scope ttl
16. Verify the image from the group to the RP:
Dallasr1> # show ip pim rp mapping
Dallasr1> # show ip pim rp [group-name | group-address] [mapping]
17. On the vro interface, use the command ip multicast ttl-threshold ttl-value to set the TTL threshold:
for the management range group:Dallasr1> # ip pim send-rp-announce ethernet0 scope 16 group-list1Dallasr1> # access-list 1 permit 266.0.0.0 0.20.255.255Set an RP image Proxy:Dallasr1> # ip pim send-rp-discovery scope ttlVerify the image from the group to the RP:Dallasr1> # show ip pim rp mappingDallasr1> # show ip pim rp [group-name | group-address] [mapping]
70. On the router interface, use the command ip multicast ttl-threshold ttl-value to set the TTL threshold:Dallasr1> (config-if) # ip mul
Java Learning (2), java Learning
Public class Scoure {public static void main (String args []) {int score = 90; if (score> = 85 score
Public class lianxi {public static void main (String args []) {for (int I = 100; I
Result:
public class xing { public static void main(String args[]) { for (int i=1;i
Running result
Label:C:~ lsg$ Cat. Bash_profilec:~ lsg$ vim. Bash_profile---Modify this filePress I to modify a fileShift+z+z Saving changesAdd the following codeExport Clicolor=1Export svn_editor= '/usr/bin/vim 'Alias smeteor= ' cd/users/lsg/svn/web export meteor_env=dev export mongo_url=mongodb:// 127.0.0.1:27017/meteor Export mongo_oplog_url=mongodb://127.0.0.1:27017/local Meteor run--port 8000 'Alias lmd= '/usr/local/bin/mongod-f/usr/local/etc/mongod.conf 'After the modification is completed, execute
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