SQL> select dbms_metadata.get_ddl('TABLE','T') from dual
2 /
DBMS_METADATA.GET_DDL('TABLE','T')
---------------------------------------------------------------------
CREATE TABLE "PROC"."T"
( "TS" TIMESTAMP (6),
"TS_TZ" TIMESTAMP (6) WIT
已用时间: 00: 00: 07.26
SQL>
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