Difference between revisions of "Oracle/Drop all user tables"

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<source lang="oracle11">
<source lang="oracle11">
-- v1
select 'drop table '||table_name||' cascade constraints;' from user_tables;
select 'drop table '||table_name||' cascade constraints;' from user_tables;


-- v2
BEGIN
BEGIN
   for c in (select table_name from user_tables) loop
   for c in (select table_name from user_tables) loop
Line 7: Line 9:
   end loop;
   end loop;
END;
END;
-- v3 (usable for other types too)
select 'drop table '||object_name||' cascade constraints;' from USER_OBJECTS where object_type = 'TABLE';
</source>
</source>


[[Category:Oracle]]
[[Category:Oracle]]

Revision as of 08:55, 31 August 2010

-- v1
select 'drop table '||table_name||' cascade constraints;' from user_tables;

-- v2
BEGIN
  for c in (select table_name from user_tables) loop
    execute immediate ('drop table '||c.table_name||' cascade constraints');
  end loop;
END;

-- v3 (usable for other types too)
select 'drop table '||object_name||' cascade constraints;' from USER_OBJECTS where object_type = 'TABLE';