如果您使用的是 SQLPlus 或 TOAD 或 SQLNavigator 或 SQL*Developer 或其他任何工具，请使用您所使用的功能来很好地格式化输出。
如果您正在寻找纯数据库解决方案（无客户端），我会为此使用 DBMS_SQL。这是基本代码（如下）。此版本只是将结果集写入 DBMS_OUTPUT。您可以将其更改为您想要的任何内容。此外，您需要对其进行扩展以处理 NUMBER、DATE 和 VARCHAR2 以外的数据类型。
DECLARE
l_rc SYS_REFCURSOR;
-- This is the procedure to format cursor output nicely
PROCEDURE dump_cursor( p_rc IN OUT SYS_REFCURSOR) IS
-- Dump the results of p_rc to log
l_cursor INTEGER;
l_column_count INTEGER;
l_column_descriptions sys.DBMS_SQL.desc_tab;
l_status INTEGER;
l_column_value VARCHAR2 (4000);
l_column_width NUMBER;
l_rec_count NUMBER := 0;
l_line VARCHAR2(4000);
FUNCTION get_length (l_column_def IN sys.DBMS_SQL.desc_rec)
RETURN NUMBER IS
l_width NUMBER;
BEGIN
l_width := l_column_def.col_max_len;
l_width :=
CASE l_column_def.col_type
WHEN 12 THEN /* DATE */
20
WHEN 2 THEN /* NUMBER */
10
ELSE l_width
END;
-- Don't display more than 256 characters of any one column
l_width := LEAST(256,GREATEST (l_width, l_column_def.col_name_len));
RETURN l_width;
END get_length;
BEGIN
EXECUTE IMMEDIATE 'alter session set nls_date_format=''DD-MON-YYYY HH24:MI:SS''';
l_cursor := sys.DBMS_SQL.TO_CURSOR_NUMBER(p_rc);
-- Describe columns
sys.DBMS_SQL.describe_columns (c => l_cursor, col_cnt => l_column_count, desc_t => l_column_descriptions);
l_line := '';
FOR i IN 1 .. l_column_count LOOP
l_column_width := get_length (l_column_descriptions (i));
l_line := l_line || RPAD (l_column_descriptions (i).col_name, l_column_width);
l_line := l_line || ' ';
DBMS_SQL.define_column (l_cursor, i, l_column_value, 4000);
END LOOP;
DBMS_OUTPUT.PUT_LINE(l_line);
l_line := '';
FOR i IN 1 .. l_column_count LOOP
l_column_width := get_length (l_column_descriptions (i));
l_line := l_line || RPAD ('-', l_column_width, '-');
l_line := l_line || ' ';
DBMS_SQL.define_column (l_cursor, i, l_column_value, 4000);
END LOOP;
DBMS_OUTPUT.PUT_LINE(l_line);
-- l_status := sys.DBMS_SQL.execute (l_cursor);
WHILE (sys.DBMS_SQL.fetch_rows (l_cursor) > 0) LOOP
l_rec_count := l_rec_count + 1;
l_line := '';
FOR i IN 1 .. l_column_count LOOP
DBMS_SQL.COLUMN_VALUE (l_cursor, i, l_column_value);
l_column_value := translate(l_column_value,chr(10), chr(200));
l_column_width := get_length (l_column_descriptions (i));
IF l_column_value IS NULL THEN
l_line := l_line || RPAD (' ', l_column_width);
ELSE
l_line := l_line || RPAD (l_column_value, l_column_width);
END IF;
l_line := l_line || ' ';
END LOOP;
DBMS_OUTPUT.PUT_LINE(l_line);
END LOOP;
IF l_rec_count = 0 THEN
DBMS_OUTPUT.PUT_LINE ('No data found.');
ELSE
DBMS_OUTPUT.PUT_LINE (l_rec_count || ' rows returned.');
END IF;
sys.DBMS_SQL.close_cursor (l_cursor);
EXECUTE IMMEDIATE 'alter session set nls_date_format=''DD-MON-YYYY''';
EXCEPTION
WHEN OTHERS THEN
EXECUTE IMMEDIATE 'alter session set nls_date_format=''DD-MON-YYYY''';
RAISE;
END dump_cursor;
-- This shows how to use it...
BEGIN
OPEN l_rc FOR SELECT object_id, object_name, object_type, last_ddl_time FROM dba_objects WHERE rownum <= 100;
dump_cursor(l_rc);
END;