Need a basic command in sql pls...

Question

HI all,
I am beginner in sql, when i write the query like this "select * from tab;" this query brings all unwanted tables,i just want to see only my tables which i have created pls some one tell me.I showed below how it look likes.
Thanking u all.
SQL> selec * from tab;
SP2-0734: unknown command beginning "selec * fr..." - rest of line ignored.
SQL> select * from tab;
TNAME TABTYPE CLUSTERID
SYSCATALOG SYNONYM
CATALOG SYNONYM
TAB SYNONYM
COL SYNONYM
TABQUOTAS SYNONYM
SYSFILES SYNONYM
PUBLICSYN SYNONYM
MVIEW$_ADV_WORKLOAD TABLE
MVIEW$_ADV_BASETABLE TABLE
MVIEW$_ADV_SQLDEPEND TABLE
MVIEW$_ADV_PRETTY TABLE
TNAME TABTYPE CLUSTERID
MVIEW$_ADV_TEMP TABLE
MVIEW$_ADV_FILTER TABLE
MVIEW$_ADV_LOG TABLE
MVIEW$_ADV_FILTERINSTANCE TABLE
MVIEW$_ADV_LEVEL TABLE
MVIEW$_ADV_ROLLUP TABLE
MVIEW$_ADV_AJG TABLE
MVIEW$_ADV_FJG TABLE
MVIEW$_ADV_GC TABLE
MVIEW$_ADV_CLIQUE TABLE
MVIEW$_ADV_ELIGIBLE TABLE
TNAME TABTYPE CLUSTERID
MVIEW$_ADV_OUTPUT TABLE
MVIEW$_ADV_EXCEPTIONS TABLE
MVIEW$_ADV_PARAMETERS TABLE
MVIEW$_ADV_INFO TABLE
MVIEW$_ADV_JOURNAL TABLE
MVIEW$_ADV_PLAN TABLE
MVIEW_WORKLOAD VIEW
MVIEW_FILTER VIEW
MVIEW_LOG VIEW
MVIEW_FILTERINSTANCE VIEW
MVIEW_RECOMMENDATIONS VIEW
TNAME TABTYPE CLUSTERID
MVIEW_EVALUATIONS VIEW
MVIEW_EXCEPTIONS VIEW
AQ$_QUEUE_TABLES TABLE
AQ$_QUEUES TABLE
AQ$_SCHEDULES TABLE
AQ$_INTERNET_AGENTS TABLE
AQ$_INTERNET_AGENT_PRIVS TABLE
DEF$_AQCALL TABLE
DEF$_AQERROR TABLE
AQ$_DEF$_AQCALL_F VIEW
AQ$DEF$_AQCALL VIEW
TNAME TABTYPE CLUSTERID
DEF$_ERROR TABLE
AQ$_DEF$_AQERROR_F VIEW
AQ$DEF$_AQERROR VIEW
DEF$_DESTINATION TABLE
DEF$_CALLDEST TABLE
DEF$_DEFAULTDEST TABLE
DEF$_LOB TABLE
DEF$_TEMP$LOB TABLE
DEF$_PROPAGATOR TABLE
DEF$_ORIGIN TABLE
DEF$_PUSHED_TRANSACTIONS TABLE
TNAME TABTYPE CLUSTERID
OL$ TABLE
OL$HINTS TABLE
OL$NODES TABLE
LOGMNR_SESSION_EVOLVE$ TABLE
LOGMNR_HEADER1$ TABLE
LOGMNR_HEADER2$ TABLE
LOGMNR_UID$ TABLE
LOGMNRC_DBNAME_UID_MAP TABLE
LOGMNR_DICTSTATE$ TABLE
LOGMNR_DICTIONARY$ TABLE
LOGMNR_OBJ$ TABLE
TNAME TABTYPE CLUSTERID
LOGMNR_USER$ TABLE
LOGMNRC_GTLO TABLE
LOGMNRC_GTCS TABLE
LOGMNRC_GSII TABLE
LOGMNR_TAB$ TABLE
LOGMNR_COL$ TABLE
LOGMNR_ATTRCOL$ TABLE
LOGMNR_TS$ TABLE
LOGMNR_IND$ TABLE
LOGMNR_TABPART$ TABLE
LOGMNR_TABSUBPART$ TABLE
TNAME TABTYPE CLUSTERID
LOGMNR_TABCOMPART$ TABLE
LOGMNR_TYPE$ TABLE
LOGMNR_COLTYPE$ TABLE
LOGMNR_ATTRIBUTE$ TABLE
LOGMNR_LOB$ TABLE
LOGMNR_CDEF$ TABLE
LOGMNR_CCOL$ TABLE
LOGMNR_ICOL$ TABLE
LOGMNR_LOBFRAG$ TABLE
LOGMNR_INDPART$ TABLE
LOGMNR_INDSUBPART$ TABLE
TNAME TABTYPE CLUSTERID
LOGMNR_INDCOMPART$ TABLE
LOGMNRP_CTAS_PART_MAP TABLE
LOGMNRT_MDDL$ TABLE
LOGMNR_LOG$ TABLE
LOGMNR_PROCESSED_LOG$ TABLE
LOGMNR_SPILL$ TABLE
LOGMNR_AGE_SPILL$ TABLE
LOGMNR_RESTART_CKPT_TXINFO$ TABLE
LOGMNR_ERROR$ TABLE
LOGMNR_RESTART_CKPT$ TABLE
LOGMNR_FILTER$ TABLE
TNAME TABTYPE CLUSTERID
LOGMNR_PARAMETER$ TABLE
LOGMNR_SESSION$ TABLE
LOGSTDBY$PARAMETERS TABLE
LOGSTDBY$EVENTS TABLE
LOGSTDBY$APPLY_PROGRESS TABLE
LOGSTDBY$APPLY_MILESTONE TABLE
LOGSTDBY$SCN TABLE
LOGSTDBY$PLSQL TABLE
LOGSTDBY$SKIP_TRANSACTION TABLE
LOGSTDBY$SKIP TABLE
LOGSTDBY$SKIP_SUPPORT TABLE
TNAME TABTYPE CLUSTERID
LOGSTDBY$HISTORY TABLE
REPCAT$_REPCAT TABLE
REPCAT$_FLAVORS TABLE
REPCAT$_REPSCHEMA TABLE
REPCAT$_SNAPGROUP TABLE
REPCAT$_REPOBJECT TABLE
REPCAT$_REPCOLUMN TABLE
REPCAT$_KEY_COLUMNS TABLE
REPCAT$_GENERATED TABLE
REPCAT$_REPPROP TABLE
REPCAT$_REPCATLOG TABLE
TNAME TABTYPE CLUSTERID
REPCAT$_DDL TABLE
REPCAT$_REPGROUP_PRIVS TABLE
REPCAT$_PRIORITY_GROUP TABLE
REPCAT$_PRIORITY TABLE
REPCAT$_COLUMN_GROUP TABLE
REPCAT$_GROUPED_COLUMN TABLE
REPCAT$_CONFLICT TABLE
REPCAT$_RESOLUTION_METHOD TABLE
REPCAT$_RESOLUTION TABLE
REPCAT$_RESOLUTION_STATISTICS TABLE
REPCAT$_RESOL_STATS_CONTROL TABLE
TNAME TABTYPE CLUSTERID
REPCAT$_PARAMETER_COLUMN TABLE
REPCAT$_AUDIT_ATTRIBUTE TABLE
REPCAT$_AUDIT_COLUMN TABLE
REPCAT$_FLAVOR_OBJECTS TABLE
REPCAT$_TEMPLATE_STATUS TABLE
REPCAT$_TEMPLATE_TYPES TABLE
REPCAT$_REFRESH_TEMPLATES TABLE
REPCAT$_USER_AUTHORIZATIONS TABLE
REPCAT$_OBJECT_TYPES TABLE
REPCAT$_TEMPLATE_REFGROUPS TABLE
REPCAT$_TEMPLATE_OBJECTS TABLE
TNAME TABTYPE CLUSTERID
REPCAT$_TEMPLATE_PARMS TABLE
REPCAT$_OBJECT_PARMS TABLE
REPCAT$_USER_PARM_VALUES TABLE
REPCAT$_TEMPLATE_SITES TABLE
REPCAT$_SITE_OBJECTS TABLE
REPCAT$_RUNTIME_PARMS TABLE
REPCAT$_TEMPLATE_TARGETS TABLE
REPCAT$_EXCEPTIONS TABLE
REPCAT$_INSTANTIATION_DDL TABLE
REPCAT$_EXTENSION TABLE
REPCAT$_SITES_NEW TABLE
TNAME TABTYPE CLUSTERID
SQLPLUS_PRODUCT_PROFILE TABLE
PRODUCT_PRIVS VIEW
PRODUCT_USER_PROFILE SYNONYM
HELP TABLE
USERS TABLE
ZONE TABLE
COUNTRY TABLE
161 rows selected.
SQL>
Edited by: 785709 on Aug 4, 2010 11:16 PM

Answer 1

You connect as a system so from user_tables you got all the tables which belongs to system.
select *
from dba_tables
where owner = 'TSTSCHEMA';
Regards
Asif Kabir
*785709*      
     Newbie
Handle:      785709
Status Level:      Newbie
Registered:      Aug 1, 2010
Total Posts:      5
Total Questions: *3 (3 unresolved)*
Name      eswar
Location      bangalore
Occupation      student
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