高健 wrote:
Please let me dig it a little more:
I think that when a session is accessing a postgersql table. It will be
influenced by the
followings:
Really old data (needed to be vacuumed, eg: old image at one day ago).
Recent data (committed and uncommitted), because they are
Hi Laurenz:
Thank you for your kind reply.
Please let me dig it a little more:
I think that when a session is accessing a postgersql table. It will be
influenced by the followings:
Really old data (needed to be vacuumed, eg: old image at one day ago).
Recent data (committed and
Hi all:
I have one question about the visibility of explain plan.
Firstly , I was inserting into data to a table. I use : [ insert into
ptest select * from test02; ]
And test02 table has 10,000,000 records. And ptest is a parent table,
which has two distribution child table ---
高健 wrote:
I have one question about the visibility of explain plan.
Firstly , I was inserting into data to a table. I use : [ insert into
ptest select * from
test02; ]
And test02 table has 10,000,000 records. And ptest is a parent table, which
has two distribution
child