<div class="output">
<br/><br/>
create table t (n number);
<br/><br/>
-- comment on a table<br/>
<font class="code">SQL></font> comment on table t is 'this is a test table';
<br/>
<br/>
-- comment on a column table<br/>
<font class="code">SQL></font> comment on column t.n is 'this is number test col';
<br/>
<font class="code">SQL></font> column comments format a60<br/>
<font class="code">SQL></font> select table_name, comments from user_tab_comments where table_name = 'T';
<br/>
<pre>
T this is a test table
</pre>
<br/><br/>
<font class="code">SQL></font> select table_name, column_name, comments from user_col_comments where table_name = 'T';
<br/>
<pre>
T N this is number test col
</pre>
</div>
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A good scientist is a person with original ideas.
A good engineer is a person who makes a design that works with as few original ideas as possible. There are no prima donnas in engineering. Freeman Dyson
A good scientist is a person with original ideas.
A good engineer is a person who makes a design that works with as few original ideas as possible. There are no prima donnas in engineering. Freeman Dyson
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Dott. Marco Magnani Universita La Sapienza Roma Master Computer Science Hunter College New York , Data Base Administrator DBA oracle System architect