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Commit181d689

Browse files
knizhnikkelvich
authored andcommitted
PGPRO-731 # Table copy fixes
1 parent432ef92 commit181d689

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7 files changed

+26
-71
lines changed

7 files changed

+26
-71
lines changed

‎multimaster.c‎

Lines changed: 4 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -4422,7 +4422,8 @@ Datum mtm_broadcast_table(PG_FUNCTION_ARGS)
44224422
MtmCopyRequestcopy;
44234423
copy.sourceTable=PG_GETARG_OID(0);
44244424
copy.targetNodes=PG_GETARG_INT64(1);
4425-
LogLogicalMessage("B", (char*)&copy,sizeof(copy), false);
4425+
LogLogicalMessage("B", (char*)&copy,sizeof(copy), true);
4426+
MtmTx.containsDML= true;
44264427
PG_RETURN_VOID();
44274428
}
44284429

@@ -4431,7 +4432,8 @@ Datum mtm_copy_table(PG_FUNCTION_ARGS)
44314432
MtmCopyRequestcopy;
44324433
copy.sourceTable=PG_GETARG_OID(0);
44334434
copy.targetNodes= (nodemask_t)1 << (PG_GETARG_INT32(1)-1);
4434-
LogLogicalMessage("B", (char*)&copy,sizeof(copy), false);
4435+
LogLogicalMessage("B", (char*)&copy,sizeof(copy), true);
4436+
MtmTx.containsDML= true;
44354437
PG_RETURN_VOID();
44364438
}
44374439

‎pglogical_apply.c‎

Lines changed: 3 additions & 49 deletions
Original file line numberDiff line numberDiff line change
@@ -368,49 +368,6 @@ process_remote_begin(StringInfo s)
368368
return true;
369369
}
370370

371-
staticvoid
372-
process_broadcast_table(StringInfos)
373-
{
374-
Relationrel;
375-
charch;
376-
EState*estate;
377-
TupleDatanew_tuple;
378-
TupleTableSlot*newslot;
379-
TupleTableSlot*oldslot;
380-
HeapTupletup;
381-
382-
StartTransactionCommand();
383-
384-
ch=pq_getmsgbyte(s);
385-
Assert(ch=='R');
386-
rel=read_rel(s,AccessExclusiveLock);
387-
388-
heap_truncate_one_rel(rel);
389-
390-
estate=create_rel_estate(rel);
391-
newslot=ExecInitExtraTupleSlot(estate);
392-
oldslot=ExecInitExtraTupleSlot(estate);
393-
ExecSetSlotDescriptor(newslot,RelationGetDescr(rel));
394-
ExecSetSlotDescriptor(oldslot,RelationGetDescr(rel));
395-
396-
ExecOpenIndices(estate->es_result_relation_info, false);
397-
398-
while (s->cursor!=s->len) {
399-
read_tuple_parts(s,rel,&new_tuple);
400-
tup=heap_form_tuple(RelationGetDescr(rel),
401-
new_tuple.values,new_tuple.isnull);
402-
ExecStoreTuple(tup,newslot,InvalidBuffer, true);
403-
simple_heap_insert(rel,newslot->tts_tuple);
404-
UserTableUpdateOpenIndexes(estate,newslot);
405-
}
406-
407-
ExecCloseIndices(estate->es_result_relation_info);
408-
ExecResetTupleTable(estate->es_tupleTable, true);
409-
FreeExecutorState(estate);
410-
411-
CommitTransactionCommand();
412-
}
413-
414371
staticbool
415372
process_remote_message(StringInfos)
416373
{
@@ -421,12 +378,6 @@ process_remote_message(StringInfo s)
421378

422379
switch (action)
423380
{
424-
case'B':
425-
{
426-
process_broadcast_table(s);
427-
standalone= true;
428-
break;
429-
}
430381
case'C':
431382
{
432383
MTM_LOG1("%d: Executing non-tx utility statement %s",MyProcPid,messageBody);
@@ -1206,6 +1157,9 @@ void MtmExecutor(void* work, size_t size)
12061157
s.len=save_len;
12071158
break;
12081159
}
1160+
case'0':
1161+
heap_truncate_one_rel(rel);
1162+
break;
12091163
case'M':
12101164
{
12111165
close_rel(rel);

‎pglogical_output.c‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -81,14 +81,14 @@ static bool startup_message_sent = false;
8181

8282
#defineOUTPUT_BUFFER_SIZE (16*1024*1024)
8383

84-
staticvoidMtmOutputPluginWrite(LogicalDecodingContext*ctx,boollast_write,boolflush)
84+
voidMtmOutputPluginWrite(LogicalDecodingContext*ctx,boollast_write,boolflush)
8585
{
8686
if (flush) {
8787
OutputPluginWrite(ctx,last_write);
8888
}
8989
}
9090

91-
staticvoidMtmOutputPluginPrepareWrite(LogicalDecodingContext*ctx,boollast_write,boolflush)
91+
voidMtmOutputPluginPrepareWrite(LogicalDecodingContext*ctx,boollast_write,boolflush)
9292
{
9393
if (!ctx->prepared_write) {
9494
OutputPluginPrepareWrite(ctx,last_write);
@@ -557,7 +557,7 @@ pg_decode_message(LogicalDecodingContext *ctx,
557557
PGLogicalOutputData*data= (PGLogicalOutputData*)ctx->output_plugin_private;
558558

559559
MtmOutputPluginPrepareWrite(ctx, true, !transactional);
560-
data->api->write_message(ctx->out,data,prefix,sz,message);
560+
data->api->write_message(ctx->out,ctx,prefix,sz,message);
561561
MtmOutputPluginWrite(ctx, true, !transactional);
562562
}
563563

‎pglogical_output.h‎

Lines changed: 3 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -102,4 +102,7 @@ typedef struct PGLogicalTupleData
102102
boolchanged[MaxTupleAttributeNumber];
103103
}PGLogicalTupleData;
104104

105+
externvoidMtmOutputPluginWrite(LogicalDecodingContext*ctx,boollast_write,boolflush);
106+
externvoidMtmOutputPluginPrepareWrite(LogicalDecodingContext*ctx,boollast_write,boolflush);
107+
105108
#endif/* PG_LOGICAL_OUTPUT_H */

‎pglogical_proto.c‎

Lines changed: 10 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -168,38 +168,34 @@ pglogical_write_begin(StringInfo out, PGLogicalOutputData *data,
168168
}
169169
}
170170

171-
staticvoidpglogical_broadcast_table(StringInfoout,PGLogicalOutputData*data,MtmCopyRequest*copy)
171+
staticvoidpglogical_broadcast_table(StringInfoout,LogicalDecodingContext*ctx,MtmCopyRequest*copy)
172172
{
173173
if (BIT_CHECK(copy->targetNodes,MtmReplicationNodeId-1)) {
174174
HeapScanDescscandesc;
175175
HeapTupletuple;
176176
Relationrel;
177177

178-
StartTransactionCommand();
179-
180178
rel=heap_open(copy->sourceTable,ShareLock);
181179

182-
pq_sendbyte(out,'M');
183-
pq_sendbyte(out,'B');
184-
pq_sendint(out,sizeof(*copy),4);
185-
pq_sendbytes(out, (char*)copy,sizeof(*copy));
186-
187-
pglogical_write_rel(out,data,rel);
180+
pglogical_write_rel(out,ctx->output_plugin_private,rel);
181+
182+
pq_sendbyte(out,'0');
188183

189184
scandesc=heap_beginscan(rel,GetTransactionSnapshot(),0,NULL);
190185
while ((tuple=heap_getnext(scandesc,ForwardScanDirection))!=NULL)
191186
{
192-
pglogical_write_tuple(out,data,rel,tuple);
187+
MtmOutputPluginPrepareWrite(ctx, false, false);
188+
pq_sendbyte(out,'I');/* action INSERT */
189+
pglogical_write_tuple(out,ctx->output_plugin_private,rel,tuple);
190+
MtmOutputPluginWrite(ctx, false, false);
193191
}
194192
heap_endscan(scandesc);
195193
heap_close(rel,ShareLock);
196-
197-
CommitTransactionCommand();
198194
}
199195
}
200196

201197
staticvoid
202-
pglogical_write_message(StringInfoout,PGLogicalOutputData*data,
198+
pglogical_write_message(StringInfoout,LogicalDecodingContext*ctx,
203199
constchar*prefix,Sizesz,constchar*message)
204200
{
205201
MtmLastRelId=InvalidOid;
@@ -231,7 +227,7 @@ pglogical_write_message(StringInfo out, PGLogicalOutputData *data,
231227
*/
232228
return;
233229
case'B':
234-
pglogical_broadcast_table(out,data, (MtmCopyRequest*)message);
230+
pglogical_broadcast_table(out,ctx, (MtmCopyRequest*)message);
235231
return;
236232
}
237233
pq_sendbyte(out,'M');

‎pglogical_proto.h‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -21,7 +21,7 @@ typedef void (*pglogical_write_rel_fn)(StringInfo out, struct PGLogicalOutputDat
2121

2222
typedefvoid (*pglogical_write_begin_fn)(StringInfoout,structPGLogicalOutputData*data,
2323
ReorderBufferTXN*txn);
24-
typedefvoid (*pglogical_write_message_fn)(StringInfoout,structPGLogicalOutputData*data,
24+
typedefvoid (*pglogical_write_message_fn)(StringInfoout,LogicalDecodingContext*ctx,
2525
constchar*prefix,Sizesz,constchar*message);
2626
typedefvoid (*pglogical_write_commit_fn)(StringInfoout,structPGLogicalOutputData*data,
2727
ReorderBufferTXN*txn,XLogRecPtrcommit_lsn);

‎pglogical_receiver.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -552,9 +552,9 @@ pglogical_receiver_main(Datum main_arg)
552552
MtmSpillToFile(spill_file,buf.data,buf.used);
553553
ByteBufferReset(&buf);
554554
}
555-
if (stmt[0]=='Z'|| (stmt[0]=='M'&& (stmt[1]=='L'||stmt[1]=='A'||stmt[1]=='B'||stmt[1]=='C'))) {
555+
if (stmt[0]=='Z'|| (stmt[0]=='M'&& (stmt[1]=='L'||stmt[1]=='A'||stmt[1]=='C'))) {
556556
MTM_LOG3("Process '%c' message from %d",stmt[1],nodeId);
557-
if (stmt[0]=='M'&&(stmt[1]=='B'||stmt[1]=='C')) {/* concurrent DDL should be executed by parallel workers */
557+
if (stmt[0]=='M'&&stmt[1]=='C') {/* concurrent DDL should be executed by parallel workers */
558558
MtmExecute(stmt,msg_len);
559559
}else {
560560
MtmExecutor(stmt,msg_len);/* all other messages can be processed by receiver itself */

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