Reimplement copy from directory table.
In this commit, we reimplement the copy from directory table
by transfering file between QD and QE block by block which
transfers the whole file before. By this way, we will avoid
memory out of error when palloc memory to store the whole file.
Authored-by: Zhang Wenchao zwcpostgres@gmail.com
diff --git a/src/backend/commands/copyfrom.c b/src/backend/commands/copyfrom.c
index fda42b3..ca0b251 100644
--- a/src/backend/commands/copyfrom.c
+++ b/src/backend/commands/copyfrom.c
@@ -717,35 +717,18 @@
int64 fileSize,
char *md5sum,
char *tags,
- StringInfo buf,
Datum *values,
bool *nulls)
{
TupleDesc tupDesc;
AttrNumber num_phys_attrs;
ListCell *cur;
- char *field[6];
+ char *field[5];
FmgrInfo *in_functions = cstate->in_functions;
Oid *typioparams = cstate->typioparams;
List *attnumlist = cstate->qd_attnumlist;
pg_time_t stampTime = (pg_time_t) time(NULL);
char lastModified[128];
- char *encode_file;
- int encode_file_len;
-
- encode_file_len = pg_b64_enc_len(buf->len);
- encode_file = (char *) palloc0(encode_file_len + 1);
-
- encode_file_len = pg_b64_encode(buf->data, buf->len, encode_file, encode_file_len);
- if (encode_file_len < 0)
- {
- elog(ERROR, "base 64 encode failed in copy from directory table");
- }
- encode_file[encode_file_len] = '\0';
- if (buf->data)
- {
- pfree(buf->data);
- }
pg_strftime(lastModified, sizeof(lastModified),
"%Y-%m-%d %H:%M:%S",
@@ -761,10 +744,11 @@
field[1] = psprintf(INT64_FORMAT, fileSize); /* size */
field[2] = lastModified; /* last_modified */
field[3] = md5sum; /* md5sum */
+ if (md5sum == NULL)
+ nulls[3] = true;
field[4] = tags; /* tags */
if (tags == NULL)
nulls[4] = true;
- field[5] = encode_file;
/* Loop to read the user attributes on the line. */
foreach(cur, attnumlist)
@@ -793,7 +777,6 @@
ResultRelInfo *target_resultRelInfo;
EState *estate = CreateExecutorState();
TupleTableSlot *myslot = NULL;
- StringInfoData buf;
ExprContext *econtext;
int bytesRead;
char hexMd5Sum[256];
@@ -861,7 +844,7 @@
/*
* build tupledesc and slot for copy from
*/
- tupdesc = CreateTemplateTupleDesc(6);
+ tupdesc = CreateTemplateTupleDesc(5);
TupleDescInitEntry(tupdesc, (AttrNumber) 1, "relative_path",
TEXTOID, -1, 0);
TupleDescInitEntry(tupdesc, (AttrNumber) 2, "size",
@@ -872,8 +855,6 @@
TEXTOID, -1, 0);
TupleDescInitEntry(tupdesc, (AttrNumber) 5, "tag",
TEXTOID, -1 ,0);
- TupleDescInitEntry(tupdesc, (AttrNumber) 6, "file",
- TEXTOID, -1, 0);
myslot = MakeSingleTupleTableSlot(tupdesc, &TTSOpsVirtual);
@@ -933,6 +914,18 @@
cstate->dispatch_msgbuf = makeStringInfo();
enlargeStringInfo(cstate->dispatch_msgbuf, SizeOfCopyFromDispatchRow);
+ formDirTableSlot(cstate,
+ dirTable->spcId,
+ relaFileName,
+ 0,
+ NULL,
+ cstate->opts.tags,
+ myslot->tts_values,
+ myslot->tts_isnull);
+ ExecStoreVirtualTuple(myslot);
+
+ targetSeg = GetTargetSeg(distData, myslot);
+
/*
* prepare to COPY data into segDBs:
*/
@@ -950,75 +943,6 @@
*/
SendCopyFromForwardedHeader(cstate, cdbCopy);
- /* FIXME:
- *
- * Even if we use FileExist function, writing to the same file in two
- * concurrent sessions can still cause the file content to be corrupted.
- *
- * 1. Some DFS don't support renaming files, which means we can't use
- * the common technique of generating a random filename for upload and
- * then renaming it to the final name once it's complete.
- *
- * 2. Seems like unique index could be a good solution to fix the issue,
- * But unique indexes can cause concurrent sessions to wait for each
- * other(see comments in _bt_doinsert), and uploads can take a long time,
- * so transactions waiting for each other for a long time without releasing
- * resources is also not ideal(I know that we can set lock timeout).
- *
- * Another reason for not using unique index is that the file is uploading
- * in the copy context, based on the current copy protocol, we are not able
- * to insert a record first, then, once the file is uploaded, we could update
- * the record.
- *
- * 3. We should probably create a file status table in catalog service
- * to keep track of files currrently being uploaded.
- */
- initStringInfo(&buf);
-
- hashCtx = pg_cryptohash_create(PG_MD5);
- if (hashCtx == NULL)
- ereport(ERROR,
- (errcode(ERRCODE_OUT_OF_MEMORY),
- errmsg("failed to create md5hash context: out of memory")));
- pg_cryptohash_init(hashCtx);
-
- for (;;)
- {
- CHECK_FOR_INTERRUPTS();
-
- bytesRead = CopyReadBinaryData(cstate, buffer, DIR_FILE_BUFF_SIZE);
-
- if (bytesRead > 0)
- {
- appendBinaryStringInfo(&buf, buffer, bytesRead);
-
- fileSize += bytesRead;
- pg_cryptohash_update(hashCtx, (const uint8 *) buffer, bytesRead);
- }
-
- if (bytesRead != DIR_FILE_BUFF_SIZE)
- {
- Assert(cstate->raw_reached_eof == true);
- break;
- }
- }
-
- pg_cryptohash_final(hashCtx, md5Sum, sizeof(md5Sum));
- pg_cryptohash_free(hashCtx);
- bytesToHex(md5Sum, hexMd5Sum);
-
- formDirTableSlot(cstate,
- dirTable->spcId,
- relaFileName,
- fileSize,
- hexMd5Sum,
- cstate->opts.tags,
- &buf,
- myslot->tts_values,
- myslot->tts_isnull);
- ExecStoreVirtualTuple(myslot);
-
- targetSeg = GetTargetSeg(distData, myslot);
/* in the QD, forward the row to the correct segment(s). */
SendCopyFromForwardedTuple(cstate, cdbCopy, false,
targetSeg,
@@ -1029,6 +953,25 @@
myslot->tts_values,
myslot->tts_isnull,
true);
+
+ for (;;)
+ {
+ CHECK_FOR_INTERRUPTS();
+
+ bytesRead = CopyReadBinaryData(cstate, buffer, DIR_FILE_BUFF_SIZE);
+
+ if (bytesRead > 0)
+ {
+ cdbCopySendData(cdbCopy, targetSeg, buffer, bytesRead);
+ }
+
+ if (bytesRead != DIR_FILE_BUFF_SIZE)
+ {
+ Assert(cstate->raw_reached_eof == true);
+ break;
+ }
+ }
+
{
int64 total_completed_from_qes;
int64 total_rejected_from_qes;
@@ -1044,27 +987,18 @@
{
#define DIRECTORY_TABLE_COLUMNS 5
List *recheckIndexes = NIL;
- TupleTableSlot *tmpslot = NULL;
CommandId mycid = GetCurrentCommandId(true);
MemoryContext oldcontext = CurrentMemoryContext;
char errorMessage[256];
UFile *file;
- char *file_buf;
- int i;
- char *decode_file;
- int decode_file_len;
+ bool has_tuple = false;
+ bool update_indexes;
econtext = GetPerTupleExprContext(estate);
if (NextCopyFromExecute(cstate, econtext, myslot->tts_values, myslot->tts_isnull, true))
{
- tmpslot = MakeSingleTupleTableSlot(cstate->rel->rd_att, &TTSOpsVirtual);
-
- for (i = 0; i < DIRECTORY_TABLE_COLUMNS; i++)
- {
- tmpslot->tts_values[i] = myslot->tts_values[i];
- tmpslot->tts_isnull[i] = myslot->tts_isnull[i];
- }
+ has_tuple = true;
/*
* Reset the per-tuple exprcontext. We do this after every tuple, to
@@ -1084,23 +1018,23 @@
*/
resultRelInfo = estate->es_result_relations[0];
- ExecStoreVirtualTuple(tmpslot);
+ ExecStoreVirtualTuple(myslot);
/*
* Constraints and where clause might reference the tableoid column,
* so (re-)initialize tts_tableOid before evaluating them.
*/
- tmpslot->tts_tableOid = RelationGetRelid(target_resultRelInfo->ri_RelationDesc);
+ myslot->tts_tableOid = RelationGetRelid(target_resultRelInfo->ri_RelationDesc);
/* Triggers and stuff need to be invoked in query context. */
MemoryContextSwitchTo(oldcontext);
/* OK, store the tuple and create index entries for it */
table_tuple_insert(resultRelInfo->ri_RelationDesc,
- tmpslot, mycid, 0, NULL);
+ myslot, mycid, 0, NULL);
recheckIndexes = ExecInsertIndexTuples(resultRelInfo,
- tmpslot,
+ myslot,
estate,
false,
false,
@@ -1108,11 +1042,16 @@
NIL);
/* AFTER ROW INSERT Triggers */
- ExecARInsertTriggers(estate, resultRelInfo, tmpslot,
+ ExecARInsertTriggers(estate, resultRelInfo, myslot,
recheckIndexes, cstate->transition_capture);
list_free(recheckIndexes);
+ CommandCounterIncrement();
+ }
+
+ if (has_tuple)
+ {
if (UFileExists(dirTable->spcId, orgiFileName))
{
UFileUnlink(dirTable->spcId, orgiFileName);
@@ -1122,32 +1061,71 @@
UFileEnsurePath(dirTable->spcId, orgiFileDir);
file = UFileOpen(dirTable->spcId,
- orgiFileName,
- O_CREAT | O_WRONLY,
- errorMessage,
- sizeof(errorMessage));
+ orgiFileName,
+ O_CREAT | O_WRONLY,
+ errorMessage,
+ sizeof(errorMessage));
+
if (file == NULL)
ereport(ERROR,
(errcode(ERRCODE_IO_ERROR),
- errmsg("failed to open file \"%s\": %s", orgiFileName, errorMessage)));
+ errmsg("failed to open file \"%s\": %s", orgiFileName, errorMessage)));
/* Delete uploaded file when the transaction fails */
UFileAddPendingDelete(cstate->rel, dirTable->spcId, orgiFileName, false);
- file_buf = TextDatumGetCString(myslot->tts_values[5]);
- decode_file_len = strlen(file_buf);
- decode_file = (char *) palloc0(decode_file_len);
- decode_file_len = pg_b64_decode(file_buf, strlen(file_buf), decode_file, decode_file_len);
-
- if (decode_file_len < 0)
- {
- elog(ERROR, "can not decode in copy from directory table, b64_msg is empty");
- }
-
- if (UFileWrite(file, decode_file, decode_file_len) == -1)
+ /* FIXME:
+ *
+ * Even if we use FileExist function, writing to the same file in two
+ * concurrent sessions can still cause the file content to be corrupted.
+ *
+ * 1. Some DFS don't support renaming files, which means we can't use
+ * the common technique of generating a random filename for upload and
+ * then renaming it to the final name once it's complete.
+ *
+ * 2. Seems like unique index could be a good solution to fix the issue,
+ * But unique indexes can cause concurrent sessions to wait for each
+ * other(see comments in _bt_doinsert), and uploads can take a long time,
+ * so transactions waiting for each other for a long time without releasing
+ * resources is also not ideal(I know that we can set lock timeout).
+ *
+ * Another reason for not using unique index is that the file is uploading
+ * in the copy context, based on the current copy protocol, we are not able
+ * to insert a record first, then, once the file is uploaded, we could update
+ * the record.
+ *
+ * 3. We should probably create a file status table in catalog service
+ * to keep track of files currrently being uploaded.
+ */
+ hashCtx = pg_cryptohash_create(PG_MD5);
+ if (hashCtx == NULL)
ereport(ERROR,
- (errcode(ERRCODE_IO_ERROR),
- errmsg("failed to write file \"%s\": %s", orgiFileName, UFileGetLastError(file))));
+ (errcode(ERRCODE_OUT_OF_MEMORY),
+ errmsg("failed to create md5hash context: out of memory")));
+ pg_cryptohash_init(hashCtx);
+
+ for (;;)
+ {
+ CHECK_FOR_INTERRUPTS();
+
+ bytesRead = CopyGetData(cstate, buffer, DIR_FILE_BUFF_SIZE, DIR_FILE_BUFF_SIZE);
+
+ if (bytesRead > 0)
+ {
+ if (UFileWrite(file, buffer, bytesRead) == -1)
+ ereport(ERROR,
+ (errcode(ERRCODE_IO_ERROR),
+ errmsg("failed to write file \"%s\": %s", orgiFileName, UFileGetLastError(file))));
+
+ fileSize += bytesRead;
+ pg_cryptohash_update(hashCtx, (const uint8 *) buffer, bytesRead);
+ }
+
+ if (bytesRead != DIR_FILE_BUFF_SIZE)
+ {
+ break;
+ }
+ }
if (UFileSync(file) != 0)
ereport(ERROR,
@@ -1155,10 +1133,19 @@
errmsg("unable to sync file \"%s\": %s", glob_copystmt->dirfilename, UFileGetLastError(file))));
UFileClose(file);
-
- ReleaseTupleDesc(cstate->rel->rd_att);
+
+ pg_cryptohash_final(hashCtx, md5Sum, sizeof(md5Sum));
+ pg_cryptohash_free(hashCtx);
+ bytesToHex(md5Sum, hexMd5Sum);
+
+ myslot->tts_values[1] = Int64GetDatum(fileSize);
+ myslot->tts_values[3] = CStringGetTextDatum((char *) hexMd5Sum);
+ myslot->tts_isnull[3] = false;
+
+ simple_table_tuple_update(resultRelInfo->ri_RelationDesc, &myslot->tts_tid, myslot,
+ estate->es_snapshot, &update_indexes);
+
ExecClearTuple(myslot);
- ExecClearTuple(tmpslot);
/*
* We count only tuples not suppressed by a BEFORE INSERT trigger
@@ -1172,6 +1159,7 @@
*/
pgstat_progress_update_param(PROGRESS_COPY_TUPLES_PROCESSED,
++processed);
+
}
}
else
@@ -1312,7 +1300,7 @@
/*
* build tupledesc and slot for copy from
*/
- tupDesc = CreateTemplateTupleDesc(6);
+ tupDesc = CreateTemplateTupleDesc(5);
TupleDescInitEntry(tupDesc, (AttrNumber) 1, "relative_path",
TEXTOID, -1, 0);
TupleDescInitEntry(tupDesc, (AttrNumber) 2, "size",
@@ -1323,8 +1311,6 @@
TEXTOID, -1, 0);
TupleDescInitEntry(tupDesc, (AttrNumber) 5, "tag",
TEXTOID, -1 ,0);
- TupleDescInitEntry(tupDesc, (AttrNumber) 6, "file",
- TEXTOID, -1, 0);
num_phys_attrs = tupDesc->natts;
@@ -3426,7 +3412,7 @@
}
else
{
- tupDesc = CreateTemplateTupleDesc(6);
+ tupDesc = CreateTemplateTupleDesc(5);
TupleDescInitEntry(tupDesc, (AttrNumber) 1, "relative_path",
TEXTOID, -1, 0);
TupleDescInitEntry(tupDesc, (AttrNumber) 2, "size",
@@ -3437,8 +3423,6 @@
TEXTOID, -1, 0);
TupleDescInitEntry(tupDesc, (AttrNumber) 5, "tag",
TEXTOID, -1 ,0);
- TupleDescInitEntry(tupDesc, (AttrNumber) 6, "file",
- TEXTOID, -1, 0);
}
num_phys_attrs = tupDesc->natts;
attr_count = list_length(cstate->attnumlist);
@@ -3766,7 +3750,7 @@
}
else
{
- tupDesc = CreateTemplateTupleDesc(6);
+ tupDesc = CreateTemplateTupleDesc(5);
TupleDescInitEntry(tupDesc, (AttrNumber) 1, "relative_path",
TEXTOID, -1, 0);
TupleDescInitEntry(tupDesc, (AttrNumber) 2, "size",
@@ -3777,8 +3761,6 @@
TEXTOID, -1, 0);
TupleDescInitEntry(tupDesc, (AttrNumber) 5, "tag",
TEXTOID, -1 ,0);
- TupleDescInitEntry(tupDesc, (AttrNumber) 6, "file",
- TEXTOID, -1, 0);
}
attr = tupDesc->attrs;
num_phys_attrs = tupDesc->natts;
diff --git a/src/backend/commands/copyto.c b/src/backend/commands/copyto.c
index a52f93f..79bbd2c 100644
--- a/src/backend/commands/copyto.c
+++ b/src/backend/commands/copyto.c
@@ -2136,10 +2136,6 @@
scopedFileUrl, errorMessage)));
file_size = UFileSize(file);
- if (file_size > MaxAllocSize - VARHDRSZ)
- ereport(ERROR,
- (errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
- errmsg("out of memory")));
while (true)
{
diff --git a/src/backend/commands/dirtablecmds.c b/src/backend/commands/dirtablecmds.c
index 1346f1c..7425f9a 100644
--- a/src/backend/commands/dirtablecmds.c
+++ b/src/backend/commands/dirtablecmds.c
@@ -204,10 +204,15 @@
fileSize = UFileSize(file);
if (fileSize > MaxAllocSize - VARHDRSZ)
ereport(ERROR,
- (errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
+ (errcode(ERRCODE_OUT_OF_MEMORY),
errmsg("out of memory")));
content = (bytea *) palloc(fileSize + VARHDRSZ);
+ if (content == NULL)
+ ereport(ERROR,
+ (errcode(ERRCODE_OUT_OF_MEMORY),
+ errmsg("out of memory"),
+ errdetail("Failed to allocate %ld bytes memory.", fileSize)));
SET_VARSIZE(content, fileSize + VARHDRSZ);
data = VARDATA(content);
diff --git a/src/test/regress/input/directory_table.source b/src/test/regress/input/directory_table.source
index 046e2a7..b032637 100644
--- a/src/test/regress/input/directory_table.source
+++ b/src/test/regress/input/directory_table.source
@@ -291,6 +291,12 @@
for each statement execute procedure triggertest();
-- Test COPY DIRECTORY TABLE syntax
+CREATE TEMP TABLE temp_dir(a int, b varchar) DISTRIBUTED BY (a);
+INSERT INTO temp_dir select i, repeat('fwqfasdfqjeofqhewoufhqewfphpdsadjfhqewufhqw0efpqwefuhaeufpqepfiuhqefqewpfqehwoufqpwefhqwpuefhqwpi
+ufdsahfpqefiqefqehfuqwhfoqhwoefuhqwouefhqwouefsakjfnqne34289340128rhqepefn10u1fu910fu14h01hhr104hrhewoqeur10qiwuehrp1j30rp1jrojpruhuqoeh
+1-r-r4ajrgn52-g248uf24u3ifq', 9) from generate_series(1, 4999999) i;
+COPY temp_dir TO '@abs_srcdir@/data/temp.csv';
+
SELECT relative_path, size, tag FROM dir_table1 ORDER BY 1;
SELECT relative_path, size, tag FROM dir_table2 ORDER BY 1;
@@ -306,8 +312,8 @@
\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/nation.csv' 'nation3' WITH TAG 'nation2'; -- fail
\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/nation.csv' 'nation4' WITH TAG 'nation';
\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/nation.csv' 'nation5' WITH TAG 'nation' WITH TAG 'nation2'; -- fail
+\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/temp.csv' 'temp' WITH TAG 'TEMP'; -- OK
SELECT relative_path, size, tag FROM dir_table1 ORDER BY 1;
-SELECT relative_path, content FROM directory_table('dir_table1') ORDER BY 1;
COPY dir_table2 FROM PROGRAM 'cat @abs_srcdir@/data/nation.csv'; -- fail
COPY dir_table2 FROM PROGRAM 'cat @abs_srcdir@/data/nation.csv' 'nation'; -- fail
@@ -319,8 +325,8 @@
COPY BINARY dir_table2 FROM PROGRAM 'cat @abs_srcdir@/data/nation.csv' 'nation3' WITH TAG 'nation2'; -- fail
COPY BINARY dir_table2 FROM PROGRAM 'cat @abs_srcdir@/data/nation.csv' 'nation4' WITH TAG 'nation';
COPY BINARY dir_table2 FROM PROGRAM 'cat @abs_srcdir@/data/nation.csv' 'nation5' WITH TAG 'nation' WITH TAG 'nation2'; -- fail
+COPY BINARY dir_table2 FROM '@abs_srcdir@/data/temp.csv' 'temp'; -- OK
SELECT relative_path, size, tag FROM dir_table2 ORDER BY 1;
-SELECT relative_path, content FROM directory_table('dir_table2') ORDER BY 1;
-- Test copy binary from directory table
\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/nation.csv' 'nation_failed' (format CSV);
@@ -355,6 +361,9 @@
COPY BINARY dir_table2 FROM '@abs_srcdir@/data/nation.csv' 'nation_failed' (convert_selectively (a));
COPY BINARY dir_table2 FROM '@abs_srcdir@/data/nation.csv' 'nation_failed' (encoding 'sql_ascii');
+SELECT remove_file('dir_table1', 'temp');
+SELECT remove_file('dir_table2', 'temp');
+
-- Test copy file content md5
CREATE OR REPLACE FUNCTION file_content(text, text) RETURNS BYTEA LANGUAGE SQL AS
'select content from directory_table($1) where relative_path = $2';
@@ -658,5 +667,6 @@
DROP TRIGGER IF EXISTS trigtest_a_stmt_tg_dirtable_1 ON dir_table1;
\!rm -rf @testtablespace@;
+\!rm -rf @abs_srcdir@/data/temp.csv
DROP TABLESPACE directory_tblspc;
\ No newline at end of file
diff --git a/src/test/regress/output/directory_table.source b/src/test/regress/output/directory_table.source
index 9739045..77e415d 100644
--- a/src/test/regress/output/directory_table.source
+++ b/src/test/regress/output/directory_table.source
@@ -747,6 +747,11 @@
for each statement execute procedure triggertest();
ERROR: Triggers for statements are not yet supported
-- Test COPY DIRECTORY TABLE syntax
+CREATE TEMP TABLE temp_dir(a int, b varchar) DISTRIBUTED BY (a);
+INSERT INTO temp_dir select i, repeat('fwqfasdfqjeofqhewoufhqewfphpdsadjfhqewufhqw0efpqwefuhaeufpqepfiuhqefqewpfqehwoufqpwefhqwpuefhqwpi
+ufdsahfpqefiqefqehfuqwhfoqhwoefuhqwouefhqwouefsakjfnqne34289340128rhqepefn10u1fu910fu14h01hhr104hrhewoqeur10qiwuehrp1j30rp1jrojpruhuqoeh
+1-r-r4ajrgn52-g248uf24u3ifq', 9) from generate_series(1, 4999999) i;
+COPY temp_dir TO '@abs_srcdir@/data/temp.csv';
SELECT relative_path, size, tag FROM dir_table1 ORDER BY 1;
relative_path | size | tag
---------------+------+-----
@@ -788,23 +793,17 @@
ERROR: syntax error at or near "WITH"
LINE 1: ...dir_table1 FROM STDIN 'nation5' WITH TAG 'nation' WITH TAG '...
^
+\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/temp.csv' 'temp' WITH TAG 'TEMP'; -- OK
+NOTICE: dir_table1 INSERT AFTER ROW
SELECT relative_path, size, tag FROM dir_table1 ORDER BY 1;
- relative_path | size | tag
----------------+------+--------
- nation1 | 2199 |
- nation2 | 2199 |
- nation3 | 2199 | nation
- nation4 | 2199 | nation
-(4 rows)
-
-SELECT relative_path, content FROM directory_table('dir_table1') ORDER BY 1;
- relative_path | content
----------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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-(4 rows)
+ relative_path | size | tag
+---------------+-------------+--------
+ nation1 | 2199 |
+ nation2 | 2199 |
+ nation3 | 2199 | nation
+ nation4 | 2199 | nation
+ temp | 11923886511 | TEMP
+(5 rows)
COPY dir_table2 FROM PROGRAM 'cat @abs_srcdir@/data/nation.csv'; -- fail
ERROR: Copy from directory table file name can't be null.
@@ -827,23 +826,16 @@
ERROR: syntax error at or near "WITH"
LINE 1: ...ress/data/nation.csv' 'nation5' WITH TAG 'nation' WITH TAG '...
^
+COPY BINARY dir_table2 FROM '@abs_srcdir@/data/temp.csv' 'temp'; -- OK
SELECT relative_path, size, tag FROM dir_table2 ORDER BY 1;
- relative_path | size | tag
----------------+------+--------
- nation1 | 2199 |
- nation2 | 2199 |
- nation3 | 2199 | nation
- nation4 | 2199 | nation
-(4 rows)
-
-SELECT relative_path, content FROM directory_table('dir_table2') ORDER BY 1;
- relative_path | content
----------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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- nation4 | \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
-(4 rows)
+ relative_path | size | tag
+---------------+-------------+--------
+ nation1 | 2199 |
+ nation2 | 2199 |
+ nation3 | 2199 | nation
+ nation4 | 2199 | nation
+ temp | 11923886511 |
+(5 rows)
-- Test copy binary from directory table
\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/nation.csv' 'nation_failed' (format CSV);
@@ -966,6 +958,18 @@
ERROR: option "encoding" not recognized
LINE 1: ...rc/test/regress/data/nation.csv' 'nation_failed' (encoding '...
^
+SELECT remove_file('dir_table1', 'temp');
+ remove_file
+-------------
+ t
+(1 row)
+
+SELECT remove_file('dir_table2', 'temp');
+ remove_file
+-------------
+ t
+(1 row)
+
-- Test copy file content md5
CREATE OR REPLACE FUNCTION file_content(text, text) RETURNS BYTEA LANGUAGE SQL AS
'select content from directory_table($1) where relative_path = $2';
@@ -1939,4 +1943,5 @@
DROP TRIGGER IF EXISTS trigtest_a_stmt_tg_dirtable_1 ON dir_table1;
NOTICE: relation "dir_table1" does not exist, skipping
\!rm -rf @testtablespace@;
+\!rm -rf @abs_srcdir@/data/temp.csv
DROP TABLESPACE directory_tblspc;
diff --git a/src/test/regress/output/directory_table_optimizer.source b/src/test/regress/output/directory_table_optimizer.source
index 14bf8dc..b442ed2 100644
--- a/src/test/regress/output/directory_table_optimizer.source
+++ b/src/test/regress/output/directory_table_optimizer.source
@@ -747,6 +747,11 @@
for each statement execute procedure triggertest();
ERROR: Triggers for statements are not yet supported
-- Test COPY DIRECTORY TABLE syntax
+CREATE TEMP TABLE temp_dir(a int, b varchar) DISTRIBUTED BY (a);
+INSERT INTO temp_dir select i, repeat('fwqfasdfqjeofqhewoufhqewfphpdsadjfhqewufhqw0efpqwefuhaeufpqepfiuhqefqewpfqehwoufqpwefhqwpuefhqwpi
+ufdsahfpqefiqefqehfuqwhfoqhwoefuhqwouefhqwouefsakjfnqne34289340128rhqepefn10u1fu910fu14h01hhr104hrhewoqeur10qiwuehrp1j30rp1jrojpruhuqoeh
+1-r-r4ajrgn52-g248uf24u3ifq', 9) from generate_series(1, 4999999) i;
+COPY temp_dir TO '@abs_srcdir@/data/temp.csv';
SELECT relative_path, size, tag FROM dir_table1 ORDER BY 1;
relative_path | size | tag
---------------+------+-----
@@ -788,23 +793,17 @@
ERROR: syntax error at or near "WITH"
LINE 1: ...dir_table1 FROM STDIN 'nation5' WITH TAG 'nation' WITH TAG '...
^
+\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/temp.csv' 'temp' WITH TAG 'TEMP'; -- OK
+NOTICE: dir_table1 INSERT AFTER ROW
SELECT relative_path, size, tag FROM dir_table1 ORDER BY 1;
- relative_path | size | tag
----------------+------+--------
- nation1 | 2199 |
- nation2 | 2199 |
- nation3 | 2199 | nation
- nation4 | 2199 | nation
-(4 rows)
-
-SELECT relative_path, content FROM directory_table('dir_table1') ORDER BY 1;
- relative_path | content
----------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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-(4 rows)
+ relative_path | size | tag
+---------------+-------------+--------
+ nation1 | 2199 |
+ nation2 | 2199 |
+ nation3 | 2199 | nation
+ nation4 | 2199 | nation
+ temp | 11923886511 | TEMP
+(5 rows)
COPY dir_table2 FROM PROGRAM 'cat @abs_srcdir@/data/nation.csv'; -- fail
ERROR: Copy from directory table file name can't be null.
@@ -827,23 +826,16 @@
ERROR: syntax error at or near "WITH"
LINE 1: ...ress/data/nation.csv' 'nation5' WITH TAG 'nation' WITH TAG '...
^
+COPY BINARY dir_table2 FROM '@abs_srcdir@/data/temp.csv' 'temp'; -- OK
SELECT relative_path, size, tag FROM dir_table2 ORDER BY 1;
- relative_path | size | tag
----------------+------+--------
- nation1 | 2199 |
- nation2 | 2199 |
- nation3 | 2199 | nation
- nation4 | 2199 | nation
-(4 rows)
-
-SELECT relative_path, content FROM directory_table('dir_table2') ORDER BY 1;
- relative_path | content
----------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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-(4 rows)
+ relative_path | size | tag
+---------------+-------------+--------
+ nation1 | 2199 |
+ nation2 | 2199 |
+ nation3 | 2199 | nation
+ nation4 | 2199 | nation
+ temp | 11923886511 |
+(5 rows)
-- Test copy binary from directory table
\COPY BINARY dir_table1 FROM '@abs_srcdir@/data/nation.csv' 'nation_failed' (format CSV);
@@ -966,6 +958,18 @@
ERROR: option "encoding" not recognized
LINE 1: ...rc/test/regress/data/nation.csv' 'nation_failed' (encoding '...
^
+SELECT remove_file('dir_table1', 'temp');
+ remove_file
+-------------
+ t
+(1 row)
+
+SELECT remove_file('dir_table2', 'temp');
+ remove_file
+-------------
+ t
+(1 row)
+
-- Test copy file content md5
CREATE OR REPLACE FUNCTION file_content(text, text) RETURNS BYTEA LANGUAGE SQL AS
'select content from directory_table($1) where relative_path = $2';
@@ -1935,4 +1939,5 @@
DROP TRIGGER IF EXISTS trigtest_a_stmt_tg_dirtable_1 ON dir_table1;
NOTICE: relation "dir_table1" does not exist, skipping
\!rm -rf @testtablespace@;
+\!rm -rf @abs_srcdir@/data/temp.csv
DROP TABLESPACE directory_tblspc;
