当我创建一个 Oracle 数据库时，其中有很多名称很奇怪的表。这些表是什么？我应该保留它们吗？如果没有，我怎样才能避免创建它们？
这些是表名：
LOGMNR_UID $ LOGMNR_SESSION_EVOLVE $ LOGMNR_GLOBAL $ LOGMNR_RESTART_CKPT_TXINFO $ LOGMNR_AGE_SPILL $ LOGMNR_SPILL $ LOGMNRC_DBNAME_UID_MAP LOGMNR_LOG $ LOGMNR_ERROR $ LOGMNR_PROCESSED_LOG $ LOGMNR_FILTER $ LOGMNR_RESTART_CKPT $ LOGMNR_GT_TAB_INCLUDE $ LOGMNR_GT_USER_INCLUDE $ LOGMNRT_MDDL $ OL $ OL $ HINTS OL $ NODES LOGMNR_DICTSTATE $ LOGMNRC_GTLO LOGMNRC_GTCS LOGMNRC_GSII LOGMNR_SEED $ LOGMNR_DICTIONARY $ LOGMNR_OBJ $ LOGMNR_TAB $ LOGMNR_COL $ LOGMNR_ATTRCOL $ LOGMNR_TS $ LOGMNR_IND $ LOGMNR_USER $ LOGMNR_TABPART $ LOGMNR_TABSUBPART $ LOGMNR_TABCOMPART $ LOGMNR_TYPE $ LOGMNR_COLTYPE $ LOGMNR_ATTRIBUTE $ LOGMNR_LOB $ LOGMNR_CDEF $ LOGMNR_CCOL $ LOGMNR_ICOL $ LOGMNR_LOBFRAG $ LOGMNR_INDPART $ LOGMNR_INDSUBPART $ LOGMNR_INDCOMPART $ LOGMNR_LOGMNR_BUILDLOG LOGMNR_NTAB $ LOGMNR_OPQTYPE $ LOGMNR_SUBCOLTYPE $ LOGMNR_KOPM $ LOGMNR_PROPS $ LOGMNR_ENC $LOGMNR_REFCON $ LOGMNR_PARTOBJ $ LOGMNRP_CTAS_PART_MAP LOGSTDBY $ APPLY_PROGRESS MVIEW $ _ADV_OWB DEF $ _AQERROR DEF $ _AQCALL MVIEW $ _ADV_PARTITION MVIEW $ _ADV_INDEX HELP SQLPLUS_PRODUCT_PROFILE LOGSTDBY $历史LOGSTDBY $ SKIP_SUPPORT LOGSTDBY $ SKIP LOGSTDBY $ SKIP_TRANSACTION LOGSTDBY $ PLSQL LOGSTDBY $ FLASHBACK_SCN LOGSTDBY $ SCN LOGSTDBY $ APPLY_MILESTONE LOGSTDBY $ EVENTS LOGSTDBY $参数REPCAT $ _SITES_NEW REPCAT $ _EXTENSION REPCAT $ _INSTANTIATION_DDL REPCAT $ _EXCEPTIONS REPCAT $ _TEMPLATE_TARGETS REPCAT $ _RUNTIME_PARMS REPCAT $ _SITE_OBJECTS REPCAT $ _TEMPLATE_SITES REPCAT $ _USER_PARM_VALUES REPCAT $ _OBJECT_PARMS REPCAT $ _TEMPLATE_PARMS REPCAT $ _TEMPLATE_OBJECTS REPCAT $ _TEMPLATE_REFGROUPS REPCAT $ _OBJECT_TYPES REPCAT $ _USER_AUTHORIZATIONS REPCAT$_REFRESH_TEMPLATES REPCAT$_TEMPLATE_TYPES REPCAT$_TEMPLATE_STATUSREPCAT $ _FLAVOR_OBJECTS REPCAT $ _AUDIT_COLUMN REPCAT $ _AUDIT_ATTRIBUTE REPCAT $ _PARAMETER_COLUMN REPCAT $ _RESOL_STATS_CONTROL REPCAT $ _RESOLUTION_STATISTICS REPCAT $ _RESOLUTION REPCAT $ _RESOLUTION_METHOD REPCAT $ _Conflict REPCAT $ _GROUPED_COLUMN REPCAT $ _COLUMN_GROUP REPCAT $ _PRIORITY REPCAT $ _PRIORITY_GROUP REPCAT $ _REPGROUP_PRIVS REPCAT $ _DDL REPCAT $ _REPCATLOG REPCAT $ _REPPROP REPCAT$_GENERATED REPCAT$_KEY_COLUMNS REPCAT$_REPCOLUMN REPCAT$_REPOBJECT REPCAT$_SNAPGROUP REPCAT$_REPSCHEMA REPCAT$_FLAVORS REPCAT$_REPCAT DEF$_PUSHED_TRANSACTIONS DEF$_ORIGIN DEF$_PROPAGATOR DEF$_TEMP$LOB DEF$_LOB DEFESTDEF$_PROPAGATOR DEF$_TEMP$LOB DEF$_LOB DEFEST$_D _DESTINATION DEF$_ERROR AQ$_INTERNET_AGENT_PRIVS AQ$_INTERNET_AGENTS AQ$_SCHEDULES AQ$_QUEUES AQ$_QUEUE_TABLES MVIEW$_ADV_PLAN MVIEW$_ADV_JOURNAL MVIEW$_ADV_INFO MVIEW$_ADV_PARAMETERSMVIEW $ _ADV_EXCEPTIONS MVIEW $ _ADV_OUTPUT MVIEW $ _ADV_ELIGIBLE MVIEW $ _ADV_CLIQUE MVIEW $ _ADV_GC MVIEW $ _ADV_FJG MVIEW $ _ADV_AJG MVIEW $ _ADV_ROLLUP MVIEW $ _ADV_LEVEL MVIEW $ _ADV_FILTERINSTANCE MVIEW $ _ADV_LOG MVIEW $ _ADV_FILTER MVIEW $ _ADV_TEMP MVIEW $ _ADV_PRETTY MVIEW $ _ADV_SQLDEPEND MVIEW $ _ADV_BASETABLE MVIEW $ _ADV_WORKLOAD LOGMNR_SESSION$ LOGMNR_PARAMETER$