elist_try">尝试</h4>
<p>建立一个不需要缓存的表</p>
<pre>$ psql -p 9999 test
test=&gt; CREATE TABLE table_cache_ng (a INT);
CREATE TABLE

test=&gt; INSERT INTO table_cache_ng VALUES (1), (2), (3);
INSERT 0 3
</pre>

<p>确认是否 SELECT FROM 在 white_memqcache_table_list 中的表被缓存。</p>
<pre>test=&gt; SELECT * FROM table_cache_ok WHERE a = 1;
LOG:   DB node id: 0 backend pid: 11203 statement: SELECT oid FROM pg_database WHERE datname = 'test'

test=&gt; SELECT * FROM table_cache_ok 