external
/
citus
mirror of https://github.com/citusdata/citus.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Fix finalized placement list and hash token increment bugs

pull/390/head
Marco Slot 2016-03-08 13:00:02 +01:00
parent e313ceb7f6
commit 24cad431f4
1 changed files with 10 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/backend/distributed/commands/multi_copy.c
View File

@ -628,7 +628,7 @@ ShardIntervalCompareFunction(Var *partitionColumn, char partitionMethod)
static bool
IsUniformHashDistribution(ShardInterval **shardIntervalArray, int shardCount)
{
uint32 hashTokenIncrement = (uint32) (HASH_TOKEN_COUNT / shardCount);
uint64 hashTokenIncrement = HASH_TOKEN_COUNT / shardCount;
int shardIndex = 0;
for (shardIndex = 0; shardIndex < shardCount; shardIndex++)
@ -676,10 +676,10 @@ FindShardInterval(Datum partitionColumnValue, ShardInterval **shardIntervalCache
}
else
{
uint32 hashTokenIncrement = (uint32) (HASH_TOKEN_COUNT / shardCount);
int shardHashCode = ((uint32) (hashedValue - INT32_MIN) / hashTokenIncrement);
uint64 hashTokenIncrement = HASH_TOKEN_COUNT / shardCount;
int shardIndex = (uint32) (hashedValue - INT32_MIN) / hashTokenIncrement;
shardInterval = shardIntervalCache[shardHashCode];
shardInterval = shardIntervalCache[shardIndex];
}
}
else
@ -753,7 +753,7 @@ OpenShardConnections(CopyStmt *copyStatement, ShardConnections *shardConnections
ListCell *failedPlacementCell = NULL;
List *connectionList = NIL;
finalizedPlacementList = ShardPlacementList(shardId);
finalizedPlacementList = FinalizedShardPlacementList(shardId);
foreach(placementCell, finalizedPlacementList)
{
@ -962,7 +962,9 @@ ConnectionList(HTAB *connectionHash)
ShardConnections *shardConnections = NULL;
hash_seq_init(&status, connectionHash);
while ((shardConnections = (ShardConnections *) hash_seq_search(&status)) != NULL)
shardConnections = (ShardConnections *) hash_seq_search(&status);
while (shardConnections != NULL)
{
ListCell *connectionCell = NULL;
foreach(connectionCell, shardConnections->connectionList)
@ -972,6 +974,8 @@ ConnectionList(HTAB *connectionHash)
connectionList = lappend(connectionList, transactionConnection);
}
shardConnections = (ShardConnections *) hash_seq_search(&status);
}
return connectionList;