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internal/oracle
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select name from V$database;
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»òcmdÀïset ORACLE_SID=sid
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SQL>start file_name
SQL>@ file_name
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SQL>/
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SQL> SPOOL file_name
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CLE[AR]
FOLD_A[FTER]
FOLD_B[EFORE]
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HEA[DING] text
JUS[TIFY] {L[EFT]|C[ENTER]|C[ENTRE]|R[IGHT]}
LIKE { expr|alias}
NEWL[INE]
NEW_V[ALUE] variable
NOPRI[NT]|PRI[NT]
NUL[L] text
OLD_V[ALUE] variable
ON|OFF
WRA[PPED]|WOR[D_WRAPPED]|TRU[NCATED]
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COLUMN column_name HEADING column_heading
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sql>col LOC heading location
sql>select * from dept;
DEPTNO DNAME location
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10 ACCOUNTING NEW YORK
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