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Don't update shard statistics if all placements failed

pull/1149/head
Brian Cloutier 2017-01-23 16:27:02 +03:00
parent d91a32b585
commit 9acfc15c73
1 changed files with 12 additions and 4 deletions
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14
src/backend/distributed/master/master_stage_protocol.c
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@ -267,7 +267,7 @@ master_append_table_to_shard(PG_FUNCTION_ARGS)
MultiConnection *connection = GetPlacementConnection(FOR_DML, shardPlacement,
NULL);
PGresult *queryResult = NULL;
int executeCommand = 0;
int executeResult = 0;
StringInfo workerAppendQuery = makeStringInfo();
appendStringInfo(workerAppendQuery, WORKER_APPEND_TABLE_TO_SHARD,
@ -275,17 +275,25 @@ master_append_table_to_shard(PG_FUNCTION_ARGS)
quote_literal_cstr(sourceTableName),
quote_literal_cstr(sourceNodeName), sourceNodePort);
executeCommand = ExecuteOptionalRemoteCommand(connection, workerAppendQuery->data,
executeResult = ExecuteOptionalRemoteCommand(connection, workerAppendQuery->data,
&queryResult);
PQclear(queryResult);
ForgetResults(connection);
if (executeCommand != 0)
if (executeResult != 0)
{
MarkRemoteTransactionFailed(connection, false);
}
}
/*
* Abort if all placements failed, mark placements invalid if only some failed. By
* doing this UpdateShardStatistics never works on failed placements.
*
* (Pass false for using2PC arbitrarily, the parameter is not used)
*/
CheckForFailedPlacements(true, false);
/* update shard statistics and get new shard size */
newShardSize = UpdateShardStatistics(shardId);