oracle database import and export commands

Data export:
 1. Completely export the database TEST , the user name system password manager is exported to D:\daochu.dmp
   exp system/manager@TEST file=d:\daochu.dmp full=y
 2 The system user and sys user in the database are exported Export the table
   exp system/manager@TEST file=d:\daochu.dmp owner=(system,sys)
 3 Export the tables table1 and table2 in the database to
   exp system/manager@TEST file=d:\daochu.dmp tables= (table1,table2) 4 Export the data that the field filed1
 in the table table1 in the database starts with "00"    exp system/manager@TEST file=d:\daochu.dmp tables=(table1) query=\" where filed1 like '00%'\"

 

Data import between users with the same name:

imp system/manager@TEST  file=D:\daochu.dmp  log=c:\orabackup\hkbimp.log   full=y

Data import between users with different names:
imp system/manager@TEST fromuser= system touser= system _new file=D:\daochu.dmp