On Tue, 2010-11-09 at 13:34 +0200, Heikki Linnakangas wrote:
(cleaning up my inbox, and bumped into this..)
On 22.04.2010 12:31, Simon Riggs wrote:
On Thu, 2010-04-22 at 12:18 +0300, Heikki Linnakangas wrote:
Simon Riggs wrote:
On Thu, 2010-04-22 at 11:56 +0300, Heikki Linnakangas wrote:
(cleaning up my inbox, and bumped into this..)
On 22.04.2010 12:31, Simon Riggs wrote:
On Thu, 2010-04-22 at 12:18 +0300, Heikki Linnakangas wrote:
Simon Riggs wrote:
On Thu, 2010-04-22 at 11:56 +0300, Heikki Linnakangas wrote:
If none of the removed heap tuples were present anymore, we
btree_redo:
case XLOG_BTREE_DELETE:
/*
* Btree delete records can conflict with standby queries. You
* might think that vacuum records would conflict as well, but
* we've handled that already. XLOG_HEAP2_CLEANUP_INFO records
On Thu, 2010-04-22 at 10:24 +0300, Heikki Linnakangas wrote:
btree_redo:
case XLOG_BTREE_DELETE:
/*
* Btree delete records can conflict with standby queries. You
* might think that vacuum records would conflict as well, but
*
Simon Riggs wrote:
On Thu, 2010-04-22 at 10:24 +0300, Heikki Linnakangas wrote:
btree_redo:
/*
* Note that if all heap tuples were LP_DEAD then we will be
* returning InvalidTransactionId here. This seems very unlikely
* in practice.
*/
If none of the removed heap
On Thu, 2010-04-22 at 11:28 +0300, Heikki Linnakangas wrote:
Simon Riggs wrote:
On Thu, 2010-04-22 at 10:24 +0300, Heikki Linnakangas wrote:
btree_redo:
/*
* Note that if all heap tuples were LP_DEAD then we will be
* returning InvalidTransactionId here. This seems very unlikely
Simon Riggs wrote:
On Thu, 2010-04-22 at 11:28 +0300, Heikki Linnakangas wrote:
Simon Riggs wrote:
On Thu, 2010-04-22 at 10:24 +0300, Heikki Linnakangas wrote:
btree_redo:
/*
* Note that if all heap tuples were LP_DEAD then we will be
* returning InvalidTransactionId here. This
On Thu, 2010-04-22 at 11:56 +0300, Heikki Linnakangas wrote:
If none of the removed heap tuples were present anymore, we currently
return InvalidTransactionId, which kills/waits out all read-only
queries. But if none of the tuples were present anymore, the read-only
queries wouldn't have
Simon Riggs wrote:
On Thu, 2010-04-22 at 11:56 +0300, Heikki Linnakangas wrote:
If none of the removed heap tuples were present anymore, we currently
return InvalidTransactionId, which kills/waits out all read-only
queries. But if none of the tuples were present anymore, the read-only
On Thu, 2010-04-22 at 12:18 +0300, Heikki Linnakangas wrote:
Simon Riggs wrote:
On Thu, 2010-04-22 at 11:56 +0300, Heikki Linnakangas wrote:
If none of the removed heap tuples were present anymore, we currently
return InvalidTransactionId, which kills/waits out all read-only
queries.
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