exp help=y
您可以通过输入EXP命令,然后输入您的用户名/密码,让导出提示您输出参数:
Example: EXP SCOTT/TIGER
或者,您可以通过输入EXP命令后跟各种参数来控制Export的运行方式。
要指定参数,请使用关键字:
Format: EXP KEYWORD=value or KEYWORD=(value1,value2,…,valueN)
Example: EXP SCOTT/TIGER GRANTS=Y TABLES=(EMP,DEPT,MGR) or TABLES=(T1:P1,T1:P2), if T1 is partitioned table
USERID must be the first parameter on the command line.
Keyword Description (Default)
USERID username/password
FULL export entire file (N)
BUFFER size of data buffer
OWNER list of owner usernames
FILE output files (EXPDAT.DMP)
TABLES list of table names
COMPRESS import into one extent (Y)
RECORDLENGTH length of IO record
GRANTS export grants (Y)
INCTYPE incremental export type(增量导出类型)
INDEXES export indexes (Y)
RECORD track incr. export (Y)
DIRECT direct path (N)
TRIGGERS export triggers (Y)
LOG log file of screen output(屏幕输出)
STATISTICS analyze objects (ESTIMATE)
ROWS export data rows (Y)
PARFILE parameter filename
CONSISTENT cross-table consistency(N)(跨表一致性)
CONSTRAINTS export constraints (Y)
OBJECT_CONSISTENT transaction set to read only during object export (N)
FEEDBACK display progress every x rows (0)(每x行显示进度)
FILESIZE maximum size of each dump file
FLASHBACK_SCN SCN used to set session snapshot back to(SCN用于设置会话快照)
FLASHBACK_TIME time used to get the SCN closest to the specified time(用于使SCN最接近指定时间的时间)
QUERY select clause used to export a subset of a table
RESUMABLE suspend when a space related error is encountered(N)(在遇到空间相关错误时挂起)
RESUMABLE_NAME text string used to identify resumable statement(用于标识可恢复语句的文本字符串)
RESUMABLE_TIMEOUT wait time for RESUMABLE
TTS_FULL_CHECK perform full or partial dependency check for TTS(对TTS执行完全或部分依赖性检查)
VOLSIZE number of bytes to write to each tape volume(要写入每个磁带卷的字节数)
TABLESPACES list of tablespaces to export
TRANSPORT_TABLESPACE export transportable tablespace metadata (N)(导出可传输表空间元数据)
TEMPLATE template name which invokes iAS mode export(调用iAS模式导出的模板名称)