Fix spacing in multiline strings (#6533)

When using multiline strings, we occasionally forget to add a single
space at the end of the first line. When this line is concatenated with
the next one, the resulting string has a missing space.

src/backend/distributed/metadata/node_metadata.c

@@ -2232,7 +2232,7 @@ SetWorkerColumnOptional(WorkerNode *workerNode, int columnIndex, Datum value)
 		{
 			/* metadata out of sync, mark the worker as not synced */
 			ereport(WARNING, (errmsg("Updating the metadata of the node %s:%d "
-									 "is failed on node %s:%d."
+									 "is failed on node %s:%d. "
 									 "Metadata on %s:%d is marked as out of sync.",
 									 workerNode->workerName, workerNode->workerPort,
 									 worker->workerName, worker->workerPort,

src/backend/distributed/operations/shard_transfer.c

@@ -553,7 +553,7 @@ CheckSpaceConstraints(MultiConnection *connection, uint64 colocationSizeInBytes)
 	{
 		ereport(ERROR, (errmsg("not enough empty space on node if the shard is moved, "
 							   "actual available space after move will be %ld bytes, "
-							   "desired available space after move is %ld bytes,"
+							   "desired available space after move is %ld bytes, "
 							   "estimated size increase on node after move is %ld bytes.",
 							   diskAvailableInBytesAfterShardMove,
 							   desiredNewDiskAvailableInBytes, colocationSizeInBytes),

src/backend/distributed/replication/multi_logical_replication.c

@@ -604,7 +604,7 @@ CreateReplicaIdentitiesOnNode(List *shardList, char *nodeName, int32 nodePort)
 
 		if (commandList != NIL)
 		{
-			ereport(DEBUG1, (errmsg("Creating replica identity for shard %ld on"
+			ereport(DEBUG1, (errmsg("Creating replica identity for shard %ld on "
 									"target node %s:%d", shardId, nodeName, nodePort)));
 
 			SendCommandListToWorkerOutsideTransaction(nodeName, nodePort,

src/backend/distributed/shared_library_init.c

@@ -1054,8 +1054,8 @@ RegisterCitusConfigVariables(void)
 		gettext_noop(
 			"Sets how many percentage of free disk space should be after a shard move"),
 		gettext_noop(
-			"This setting controls how much free space should be available after a shard move."
-			"If the free disk space will be lower than this parameter, then shard move will result in"
+			"This setting controls how much free space should be available after a shard move. "
+			"If the free disk space will be lower than this parameter, then shard move will result in "
 			"an error."),
 		&DesiredPercentFreeAfterMove,
 		10.0, 0.0, 100.0,
@@ -1448,7 +1448,7 @@ RegisterCitusConfigVariables(void)
 					 "parallelization"),
 		gettext_noop("When enabled, Citus will force the executor to use "
 					 "as many connections as possible while executing a "
-					 "parallel distributed query. If not enabled, the executor"
+					 "parallel distributed query. If not enabled, the executor "
 					 "might choose to use less connections to optimize overall "
 					 "query execution throughput. Internally, setting this true "
 					 "will end up with using one connection per task."),
@@ -1487,7 +1487,7 @@ RegisterCitusConfigVariables(void)
 	DefineCustomBoolVariable(
 		"citus.hide_citus_dependent_objects",
 		gettext_noop(
-			"Hides some objects, which depends on citus extension, from pg meta class queries."
+			"Hides some objects, which depends on citus extension, from pg meta class queries. "
 			"It is intended to be used only before postgres vanilla tests to not break them."),
 		NULL,
 		&HideCitusDependentObjects,
@@ -1594,10 +1594,10 @@ RegisterCitusConfigVariables(void)
 		gettext_noop("defines the behaviour when a distributed table "
 					 "is joined with a local table"),
 		gettext_noop(
-			"There are 4 values available. The default, 'auto' will recursively plan"
-			"distributed tables if there is a constant filter on a unique index."
-			"'prefer-local' will choose local tables if possible."
-			"'prefer-distributed' will choose distributed tables if possible"
+			"There are 4 values available. The default, 'auto' will recursively plan "
+			"distributed tables if there is a constant filter on a unique index. "
+			"'prefer-local' will choose local tables if possible. "
+			"'prefer-distributed' will choose distributed tables if possible. "
 			"'never' will basically skip local table joins."
 			),
 		&LocalTableJoinPolicy,
@@ -1816,11 +1816,11 @@ RegisterCitusConfigVariables(void)
 					 "health status are tracked in a shared hash table on "
 					 "the master node. This configuration value limits the "
 					 "size of the hash table, and consequently the maximum "
-					 "number of worker nodes that can be tracked."
+					 "number of worker nodes that can be tracked. "
 					 "Citus keeps some information about the worker nodes "
 					 "in the shared memory for certain optimizations. The "
 					 "optimizations are enforced up to this number of worker "
-					 "nodes. Any additional worker nodes may not benefit from"
+					 "nodes. Any additional worker nodes may not benefit from "
 					 "the optimizations."),
 		&MaxWorkerNodesTracked,
 		2048, 1024, INT_MAX,
@@ -1994,7 +1994,7 @@ RegisterCitusConfigVariables(void)
 		gettext_noop("When enabled, the executor waits until all the connections "
 					 "are successfully established."),
 		gettext_noop("Under some load, the executor may decide to establish some "
-					 "extra connections to further parallelize the execution. However,"
+					 "extra connections to further parallelize the execution. However, "
 					 "before the connection establishment is done, the execution might "
 					 "have already finished. When this GUC is set to true, the execution "
 					 "waits for such connections to be established."),
@@ -2092,7 +2092,7 @@ RegisterCitusConfigVariables(void)
 		"citus.replication_model",
 		gettext_noop("Deprecated. Please use citus.shard_replication_factor instead"),
 		gettext_noop(
-			"Shard replication model is determined by the shard replication factor."
+			"Shard replication model is determined by the shard replication factor. "
 			"'statement' replication is used only when the replication factor is one."),
 		&ReplicationModel,
 		REPLICATION_MODEL_STREAMING,
@@ -2178,7 +2178,7 @@ RegisterCitusConfigVariables(void)
 		"citus.skip_advisory_lock_permission_checks",
 		gettext_noop("Postgres would normally enforce some "
 					 "ownership checks while acquiring locks. "
-					 "When this setting is 'on', Citus skips"
+					 "When this setting is 'on', Citus skips "
 					 "ownership checks on internal advisory "
 					 "locks."),
 		NULL,
@@ -2225,7 +2225,7 @@ RegisterCitusConfigVariables(void)
 		gettext_noop("This feature is not intended for users. It is developed "
 					 "to get consistent regression test outputs. When enabled, "
 					 "the RETURNING clause returns the tuples sorted. The sort "
-					 "is done for all the entries, starting from the first one."
+					 "is done for all the entries, starting from the first one. "
 					 "Finally, the sorting is done in ASC order."),
 		&SortReturning,
 		false,
@@ -2283,7 +2283,7 @@ RegisterCitusConfigVariables(void)
 					 "It means that the queries are likely to return wrong results "
 					 "unless the user is absolutely sure that pushing down the "
 					 "subquery is safe. This GUC is maintained only for backward "
-					 "compatibility, no new users are supposed to use it. The planner"
+					 "compatibility, no new users are supposed to use it. The planner "
 					 "is capable of pushing down as much computation as possible to the "
 					 "shards depending on the query."),
 		&SubqueryPushdown,

src/backend/distributed/utils/background_jobs.c

@@ -543,7 +543,7 @@ CheckAndResetLastWorkerAllocationFailure(
 			GetCurrentTimestamp(),
 			&secs, &microsecs);
 		ereport(LOG, (errmsg(
-						  "able to start a background worker with %ld seconds"
+						  "able to start a background worker with %ld seconds "
 						  "delay", secs)));
 
 		queueMonitorExecutionContext->backgroundWorkerFailedStartTime = 0;