怎么在oracle查询后生成文本文件

如何在oracle查询后生成文本文件
一个查询之后怎么可以生成一个文本文件啊?
听说用shell脚本可以做到？那要怎么做呢？

------解决方案--------------------


用spool 就可以了。 

把这个写到脚本里就可以了。 如：

spool D:test.xls
SQL 语句
spool off 


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------解决方案--------------------
是将输出结果输出为文本，还是将查询语句输出为文本。
------解决方案--------------------
试试这个，需要看懂了修改
/*文件写*/

CREATE OR REPLACE PROCEDURE PrintTranscript (
/* Outputs a transcript to the indicated file for the indicated
student. The transcript will consist of the classes for which
the student is currently registered and the grade received
for each class. At the end of the transcript, the student's
GPA is output. */
p_StudentID IN students.ID%TYPE,
p_FileDir IN VARCHAR2,
p_FileName IN VARCHAR2) AS
v_StudentGPA NUMBER;
v_StudentRecord students%ROWTYPE;
v_FileHandle UTL_FILE.FILE_TYPE;
v_NumCredits NUMBER;
CURSOR c_CurrentClasses IS
SELECT *
FROM registered_students
WHERE student_id = p_StudentID;
BEGIN
-- Open the output file in append mode.
v_FileHandle := UTL_FILE.FOPEN(p_FileDir, p_FileName, 'a');
SELECT *
INTO v_StudentRecord
FROM students
WHERE ID = p_StudentID;
-- Output header information. This consists of the current
-- date and time, and information about this student.
UTL_FILE.PUTF(v_FileHandle, 'Student ID: %sn',
v_StudentRecord.ID);
UTL_FILE.PUTF(v_FileHandle, 'Student Name: %s %sn',
v_StudentRecord.first_name, v_StudentRecord.last_name);
UTL_FILE.PUTF(v_FileHandle, 'Major: %sn',
v_StudentRecord.major);
UTL_FILE.PUTF(v_FileHandle, 'Transcript Printed on: %snnn',
TO_CHAR(SYSDATE, 'Mon DD,YYYY HH24:MI:SS'));
UTL_FILE.PUT_LINE(v_FileHandle, 'Class Credits Grade');
UTL_FILE.PUT_LINE(v_FileHandle, '------- ------- -----');
FOR v_ClassesRecord in c_CurrentClasses LOOP
-- Determine the number of credits for this class.
SELECT num_credits
INTO v_NumCredits
FROM classes
WHERE course = v_ClassesRecord.course
AND department = v_ClassesRecord.department;
-- Output the info for this class.
UTL_FILE.PUTF(v_FileHandle, '%s %s %sn',
RPAD(v_ClassesRecord.department || ' ' ||
v_ClassesRecord.course, 7),
LPAD(v_NumCredits, 7),
LPAD(v_ClassesRecord.grade, 5));
END LOOP;
-- Determine the GPA.
CalculateGPA(p_StudentID, v_StudentGPA);
-- Output the GPA.
UTL_FILE.PUTF(v_FileHandle, 'nnCurrent GPA: %sn',
TO_CHAR(v_StudentGPA, '9.99'));
-- Close the file.
UTL_FILE.FCLOSE(v_FileHandle);
EXCEPTION
-- Handle the UTL_FILE exceptions meaningfully, and make sure
-- that the file is properly closed.
WHEN UTL_FILE.INVALID_OPERATION THEN
UTL_FILE.FCLOSE(v_FileHandle);
RAISE_APPLICATION_ERROR(-20061,
'PrintTranscript: Invalid Operation');
WHEN UTL_FILE.INVALID_FILEHANDLE THEN
UTL_FILE.FCLOSE(v_FileHandle);
RAISE_APPLICATION_ERROR(-20062,
'PrintTranscript: Invalid File Handle');
WHEN UTL_FILE.WRITE_ERROR THEN
UTL_FILE.FCLOSE(v_FileHandle);
RAISE_APPLICATION_ERROR(-20063,
'PrintTranscript: Write Error');
WHEN UTL_FILE.INVALID_MODE THEN
UTL_FILE.FCLOSE(v_FileHandle);
RAISE_APPLICATION_ERROR(-20064,
'PrintTranscript: Invalid Mode');
WHEN UTL_FILE.INTERNAL_ERROR THEN
UTL_FILE.FCLOSE(v_FileHandle);
RAISE_APPLICATION_ERROR(-20065,
'PrintTranscript: Internal Error');