How to gather stats without histograms?

When passing method_opt as 'FOR ALL COLUMNS SIZE 1', it means no histogram is collected for columns on the table(s).

exec dbms_stats.gather_schema_stats('SCOTT', method_opt=>'FOR ALL COLUMNS SIZE 1');

One can find the default value by executing as follows:
select DBMS_STATS.GET_PARAM('METHOD_OPT') from dual;

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s