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TDengine
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624d62ba
TDengine
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体验新版 GitCode,发现更多精彩内容 >>
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624d62ba
编写于
4月 06, 2020
作者:
S
slguan
提交者:
GitHub
4月 06, 2020
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差异文件
Merge pull request #1538 from taosdata/feature/query
Feature/query
上级
aeef63f0
e7d408c9
变更
9
隐藏空白更改
内联
并排
Showing
9 changed file
with
127 addition
and
30 deletion
+127
-30
src/client/inc/tsclient.h
src/client/inc/tsclient.h
+0
-3
src/dnode/src/dnodeMain.c
src/dnode/src/dnodeMain.c
+1
-1
src/dnode/src/dnodeRead.c
src/dnode/src/dnodeRead.c
+3
-3
src/query/inc/queryExecutor.h
src/query/inc/queryExecutor.h
+6
-0
src/query/src/queryExecutor.c
src/query/src/queryExecutor.c
+16
-11
src/util/src/tlog.c
src/util/src/tlog.c
+1
-1
src/vnode/tsdb/inc/tsdb.h
src/vnode/tsdb/inc/tsdb.h
+6
-0
src/vnode/tsdb/src/tsdbRead.c
src/vnode/tsdb/src/tsdbRead.c
+42
-11
tests/examples/c/demo.c
tests/examples/c/demo.c
+52
-0
未找到文件。
src/client/inc/tsclient.h
浏览文件 @
624d62ba
...
...
@@ -213,8 +213,6 @@ typedef struct SDataBlockList {
int32_t
idx
;
uint32_t
nSize
;
uint32_t
nAlloc
;
char
*
userParam
;
/* user assigned parameters for async query */
void
*
udfp
;
/* user defined function pointer, used in async model */
STableDataBlocks
**
pData
;
}
SDataBlockList
;
...
...
@@ -451,7 +449,6 @@ void tscCloseTscObj(STscObj *pObj);
void
doAsyncQuery
(
STscObj
*
pObj
,
SSqlObj
*
pSql
,
void
(
*
fp
)(),
void
*
param
,
const
char
*
sqlstr
,
size_t
sqlLen
);
void
tscProcessMultiVnodesInsert
(
SSqlObj
*
pSql
);
void
tscProcessMultiVnodesInsertFromFile
(
SSqlObj
*
pSql
);
void
tscKillMetricQuery
(
SSqlObj
*
pSql
);
void
tscInitResObjForLocalQuery
(
SSqlObj
*
pObj
,
int32_t
numOfRes
,
int32_t
rowLen
);
...
...
src/dnode/src/dnodeMain.c
浏览文件 @
624d62ba
...
...
@@ -77,7 +77,7 @@ int32_t main(int32_t argc, char *argv[]) {
}
/* Set termination handler. */
struct
sigaction
act
;
struct
sigaction
act
=
{
0
}
;
act
.
sa_flags
=
SA_SIGINFO
;
act
.
sa_sigaction
=
signal_handler
;
sigaction
(
SIGTERM
,
&
act
,
NULL
);
...
...
src/dnode/src/dnodeRead.c
浏览文件 @
624d62ba
...
...
@@ -290,8 +290,9 @@ static void dnodeProcessRetrieveMsg(void *pVnode, SReadMsg *pMsg) {
if
(
qHasMoreResultsToRetrieve
(
pQInfo
))
{
dnodeContinueExecuteQuery
(
pVnode
,
pQInfo
,
pMsg
);
}
else
{
// no further execution invoked, release the ref to vnode
dnodeProcessReadResult
(
pVnode
,
pMsg
);
//vnodeRelease(pVnode);
qDestroyQueryInfo
(
pQInfo
);
// dnodeProcessReadResult(pVnode, pMsg);
vnodeRelease
(
pVnode
);
}
}
...
...
@@ -305,5 +306,4 @@ static void dnodeProcessRetrieveMsg(void *pVnode, SReadMsg *pMsg) {
rpcSendResponse
(
&
rpcRsp
);
dTrace
(
"dnode retrieve msg disposed, thandle:%p"
,
pMsg
->
rpcMsg
.
handle
);
vnodeRelease
(
pVnode
);
}
src/query/inc/queryExecutor.h
浏览文件 @
624d62ba
...
...
@@ -198,6 +198,12 @@ typedef struct SQInfo {
*/
int32_t
qCreateQueryInfo
(
void
*
pVnode
,
SQueryTableMsg
*
pQueryTableMsg
,
SQInfo
**
pQInfo
);
/**
* destroy the query info struct
* @param pQInfo
*/
void
qDestroyQueryInfo
(
SQInfo
*
pQInfo
);
/**
* query on single table
* @param pReadMsg
...
...
src/query/src/queryExecutor.c
浏览文件 @
624d62ba
...
...
@@ -1566,6 +1566,7 @@ static void teardownQueryRuntimeEnv(SQueryRuntimeEnv *pRuntimeEnv) {
}
destroyResultBuf
(
pRuntimeEnv
->
pResultBuf
);
tsdbCleanupQueryHandle
(
pRuntimeEnv
->
pQueryHandle
);
pRuntimeEnv
->
pTSBuf
=
tsBufDestory
(
pRuntimeEnv
->
pTSBuf
);
}
...
...
@@ -2244,11 +2245,8 @@ void vnodeQueryFreeQInfoEx(SQInfo *pQInfo) {
}
SQuery
*
pQuery
=
pQInfo
->
runtimeEnv
.
pQuery
;
teardownQueryRuntimeEnv
(
&
pQInfo
->
runtimeEnv
);
// tSidSetDestroy(&pQInfo->pSidSet);
if
(
pQInfo
->
pTableDataInfo
!=
NULL
)
{
// size_t num = taosHashGetSize(pQInfo->pTableIdList);
for
(
int32_t
j
=
0
;
j
<
0
;
++
j
)
{
...
...
@@ -4202,8 +4200,9 @@ int32_t doInitializeQInfo(SQInfo *pQInfo, void *param, void* tsdb, bool isSTable
}
pRuntimeEnv
->
pQueryHandle
=
tsdbQueryByTableId
(
tsdb
,
&
cond
,
pQInfo
->
pTableIdList
,
cols
);
taosArrayDestroy
(
cols
);
pRuntimeEnv
->
pQuery
=
pQuery
;
pRuntimeEnv
->
pTSBuf
=
param
;
pRuntimeEnv
->
cur
.
vnodeIndex
=
-
1
;
if
(
param
!=
NULL
)
{
...
...
@@ -5444,13 +5443,11 @@ static int32_t convertQueryMsg(SQueryTableMsg *pQueryMsg, SArray **pTableIdList,
*
tagCond
=
calloc
(
1
,
pQueryMsg
->
tagCondLen
*
TSDB_NCHAR_SIZE
);
memcpy
(
*
tagCond
,
pMsg
,
pQueryMsg
->
tagCondLen
*
TSDB_NCHAR_SIZE
);
}
dTrace
(
"qmsg:%p query on %d meter(s), qrange:%"
PRId64
"-%"
PRId64
", numOfGroupbyTagCols:%d, numOfTagCols:%d, "
"timestamp order:%d, tags order:%d, tags order col:%d, numOfOutputCols:%d, numOfCols:%d, interval:%"
PRId64
", fillType:%d, comptslen:%d, limit:%"
PRId64
", offset:%"
PRId64
,
dTrace
(
"qmsg:%p query on %d table(s), qrange:%"
PRId64
"-%"
PRId64
", numOfGroupbyTagCols:%d, ts order:%d, "
"outputCols:%d, numOfCols:%d, interval:%d"
PRId64
", fillType:%d, comptsLen:%d, limit:%"
PRId64
", offset:%"
PRId64
,
pQueryMsg
,
pQueryMsg
->
numOfTables
,
pQueryMsg
->
window
.
skey
,
pQueryMsg
->
window
.
ekey
,
pQueryMsg
->
numOfGroupCols
,
pQueryMsg
->
order
,
pQueryMsg
->
orderType
,
pQueryMsg
->
orderByIdx
,
pQueryMsg
->
numOfOutputCols
,
pQueryMsg
->
numOfGroupCols
,
pQueryMsg
->
order
,
pQueryMsg
->
numOfOutputCols
,
pQueryMsg
->
numOfCols
,
pQueryMsg
->
intervalTime
,
pQueryMsg
->
interpoType
,
pQueryMsg
->
tsLen
,
pQueryMsg
->
limit
,
pQueryMsg
->
offset
);
...
...
@@ -5974,6 +5971,8 @@ static void freeQInfo(SQInfo *pQInfo) {
tfree
(
pQuery
->
pGroupbyExpr
);
tfree
(
pQuery
);
taosArrayDestroy
(
pQInfo
->
pTableIdList
);
dTrace
(
"QInfo:%p QInfo is freed"
,
pQInfo
);
// destroy signature, in order to avoid the query process pass the object safety check
...
...
@@ -6120,6 +6119,10 @@ _query_over:
return
TSDB_CODE_SUCCESS
;
}
void
qDestroyQueryInfo
(
SQInfo
*
pQInfo
)
{
freeQInfo
(
pQInfo
);
}
void
qTableQuery
(
SQInfo
*
pQInfo
)
{
if
(
pQInfo
==
NULL
||
pQInfo
->
signature
!=
pQInfo
)
{
dTrace
(
"%p freed abort query"
,
pQInfo
);
...
...
@@ -6133,6 +6136,9 @@ void qTableQuery(SQInfo *pQInfo) {
dTrace
(
"QInfo:%p query task is launched"
,
pQInfo
);
// sem_post(&pQInfo->dataReady);
// pQInfo->runtimeEnv.pQuery->status = QUERY_OVER;
int32_t
numOfTables
=
taosArrayGetSize
(
pQInfo
->
pTableIdList
);
if
(
numOfTables
==
1
)
{
singleTableQueryImpl
(
pQInfo
);
...
...
@@ -6212,7 +6218,6 @@ int32_t qDumpRetrieveResult(SQInfo *pQInfo, SRetrieveTableRsp** pRsp, int32_t* c
if
(
isQueryKilled
(
pQInfo
)
||
Q_STATUS_EQUAL
(
pQuery
->
status
,
QUERY_OVER
))
{
(
*
pRsp
)
->
completed
=
1
;
// notify no more result to client
freeQInfo
(
pQInfo
);
}
return
code
;
...
...
src/util/src/tlog.c
浏览文件 @
624d62ba
...
...
@@ -347,7 +347,7 @@ void tprintf(const char *const flags, int dflag, const char *const format, ...)
va_start
(
argpointer
,
format
);
int
writeLen
=
vsnprintf
(
buffer
+
len
,
MAX_LOGLINE_CONTENT_SIZE
,
format
,
argpointer
);
if
(
writeLen
<=
0
)
{
char
tmp
[
MAX_LOGLINE_DUMP_BUFFER_SIZE
];
char
tmp
[
MAX_LOGLINE_DUMP_BUFFER_SIZE
]
=
{
0
}
;
writeLen
=
vsnprintf
(
tmp
,
MAX_LOGLINE_DUMP_CONTENT_SIZE
,
format
,
argpointer
);
strncpy
(
buffer
+
len
,
tmp
,
MAX_LOGLINE_CONTENT_SIZE
);
len
+=
MAX_LOGLINE_CONTENT_SIZE
;
...
...
src/vnode/tsdb/inc/tsdb.h
浏览文件 @
624d62ba
...
...
@@ -337,6 +337,12 @@ SArray *tsdbGetTableList(tsdb_query_handle_t *pQueryHandle);
*/
SArray
*
tsdbQueryTableList
(
tsdb_repo_t
*
tsdb
,
int64_t
uid
,
const
wchar_t
*
pTagCond
,
size_t
len
);
/**
* clean up the query handle
* @param queryHandle
*/
void
tsdbCleanupQueryHandle
(
tsdb_query_handle_t
queryHandle
);
#ifdef __cplusplus
}
#endif
...
...
src/vnode/tsdb/src/tsdbRead.c
浏览文件 @
624d62ba
...
...
@@ -282,7 +282,6 @@ tsdb_query_handle_t *tsdbQueryByTableId(tsdb_repo_t* tsdb, STsdbQueryCond *pCond
pQueryHandle
->
window
=
pCond
->
twindow
;
pQueryHandle
->
pTsdb
=
tsdb
;
pQueryHandle
->
pColumns
=
pColumnInfo
;
pQueryHandle
->
loadDataAfterSeek
=
false
;
pQueryHandle
->
isFirstSlot
=
true
;
...
...
@@ -331,9 +330,6 @@ tsdb_query_handle_t *tsdbQueryByTableId(tsdb_repo_t* tsdb, STsdbQueryCond *pCond
vnodeInitDataBlockLoadInfo
(
&
pQueryHandle
->
dataBlockLoadInfo
);
vnodeInitCompBlockLoadInfo
(
&
pQueryHandle
->
compBlockLoadInfo
);
int32_t
vnodeId
=
1
;
vnodeRecordAllFiles
(
vnodeId
,
&
pQueryHandle
->
vnodeFileInfo
);
return
(
tsdb_query_handle_t
)
pQueryHandle
;
}
...
...
@@ -468,6 +464,7 @@ static bool loadQualifiedDataFromFileBlock(STsdbQueryHandle *pQueryHandle) {
}
}
taosArrayDestroy
(
sa
);
return
pQueryHandle
->
realNumOfRows
>
0
;
}
...
...
@@ -751,7 +748,7 @@ static bool getQualifiedDataBlock(STsdbQueryHandle *pQueryHandle, STableCheckInf
int32_t
tid
=
pCheckInfo
->
tableId
.
tid
;
while
(
pCheckInfo
->
pFileGroup
!=
NULL
)
{
if
(
(
fid
=
getFileCompInfo
(
pCheckInfo
,
pCheckInfo
->
pFileGroup
))
<
0
)
{
if
(
getFileCompInfo
(
pCheckInfo
,
pCheckInfo
->
pFileGroup
)
!=
TSDB_CODE_SUCCESS
)
{
break
;
}
...
...
@@ -761,7 +758,6 @@ static bool getQualifiedDataBlock(STsdbQueryHandle *pQueryHandle, STableCheckInf
pCheckInfo
->
pFileGroup
->
fileId
,
tid
);
pCheckInfo
->
pFileGroup
=
tsdbGetFileGroupNext
(
&
pCheckInfo
->
fileIter
);
continue
;
}
...
...
@@ -790,7 +786,7 @@ static bool getQualifiedDataBlock(STsdbQueryHandle *pQueryHandle, STableCheckInf
assert
(
index
>=
0
&&
index
<
pCheckInfo
->
compIndex
[
tid
].
numOfSuperBlocks
);
// load first data block into memory failed, caused by disk block error
bool
blockLoaded
=
false
;
bool
blockLoaded
=
false
;
SArray
*
sa
=
getDefaultLoadColumns
(
pQueryHandle
,
true
);
// todo no need to loaded at all
...
...
@@ -810,8 +806,7 @@ static bool getQualifiedDataBlock(STsdbQueryHandle *pQueryHandle, STableCheckInf
pFile
->
fd
=
open
(
pFile
->
fname
,
O_RDONLY
);
}
if
(
tsdbLoadDataBlock
(
pFile
,
&
pCheckInfo
->
pCompInfo
->
blocks
[
cur
->
slot
],
1
,
pCheckInfo
->
pDataCols
,
data
)
==
0
)
{
if
(
tsdbLoadDataBlock
(
pFile
,
pBlock
,
1
,
pCheckInfo
->
pDataCols
,
data
)
==
0
)
{
blockLoaded
=
true
;
}
...
...
@@ -825,12 +820,19 @@ static bool getQualifiedDataBlock(STsdbQueryHandle *pQueryHandle, STableCheckInf
// todo search qualified points in blk, according to primary key (timestamp) column
SDataCols
*
pDataCols
=
pCheckInfo
->
pDataCols
;
TSKEY
*
d
=
(
TSKEY
*
)
pDataCols
->
cols
[
PRIMARYKEY_TIMESTAMP_COL_INDEX
].
pData
;
assert
(
d
[
0
]
==
pBlock
->
keyFirst
&&
d
[
pBlock
->
numOfPoints
-
1
]
==
pBlock
->
keyLast
);
cur
->
pos
=
binarySearchForKey
(
pDataCols
->
cols
[
0
].
pData
,
pBlock
->
numOfPoints
,
key
,
pQueryHandle
->
order
);
cur
->
fid
=
pCheckInfo
->
pFileGroup
->
fileId
;
assert
(
cur
->
pos
>=
0
&&
cur
->
fid
>=
0
&&
cur
->
slot
>=
0
);
filterDataInDataBlock
(
pQueryHandle
,
pCheckInfo
->
pDataCols
,
sa
);
taosArrayDestroy
(
sa
);
tfree
(
data
);
return
pQueryHandle
->
realNumOfRows
>
0
;
}
...
...
@@ -838,8 +840,6 @@ static bool hasMoreDataInFileForSingleTableModel(STsdbQueryHandle* pHandle) {
assert
(
pHandle
->
activeIndex
==
0
&&
taosArrayGetSize
(
pHandle
->
pTableCheckInfo
)
==
1
);
STsdbFileH
*
pFileHandle
=
tsdbGetFile
(
pHandle
->
pTsdb
);
// SQueryFilePos* cur = &pHandle->cur;
STableCheckInfo
*
pCheckInfo
=
taosArrayGet
(
pHandle
->
pTableCheckInfo
,
pHandle
->
activeIndex
);
if
(
!
pCheckInfo
->
checkFirstFileBlock
)
{
...
...
@@ -1351,3 +1351,34 @@ SArray *tsdbQueryTableList(tsdb_repo_t* tsdb, int64_t uid, const wchar_t *pTagCo
return
result
;
}
}
void
tsdbCleanupQueryHandle
(
tsdb_query_handle_t
queryHandle
)
{
STsdbQueryHandle
*
pQueryHandle
=
(
STsdbQueryHandle
*
)
queryHandle
;
size_t
size
=
taosArrayGetSize
(
pQueryHandle
->
pTableCheckInfo
);
for
(
int32_t
i
=
0
;
i
<
size
;
++
i
)
{
STableCheckInfo
*
pTableCheckInfo
=
taosArrayGet
(
pQueryHandle
->
pTableCheckInfo
,
i
);
tSkipListDestroyIter
(
pTableCheckInfo
->
iter
);
tfree
(
pTableCheckInfo
->
pDataCols
->
buf
);
tfree
(
pTableCheckInfo
->
pDataCols
);
tfree
(
pTableCheckInfo
->
pCompInfo
);
tfree
(
pTableCheckInfo
->
compIndex
);
}
taosArrayDestroy
(
pQueryHandle
->
pTableCheckInfo
);
size_t
cols
=
taosArrayGetSize
(
pQueryHandle
->
pColumns
);
for
(
int32_t
i
=
0
;
i
<
cols
;
++
i
)
{
SColumnInfoEx
*
pColInfo
=
taosArrayGet
(
pQueryHandle
->
pColumns
,
i
);
tfree
(
pColInfo
->
pData
);
}
taosArrayDestroy
(
pQueryHandle
->
pColumns
);
tfree
(
pQueryHandle
->
unzipBuffer
);
tfree
(
pQueryHandle
->
secondaryUnzipBuffer
);
tfree
(
pQueryHandle
);
}
tests/examples/c/demo.c
浏览文件 @
624d62ba
...
...
@@ -24,17 +24,43 @@
void
taosMsleep
(
int
mseconds
);
static
int32_t
doQuery
(
TAOS
*
taos
,
const
char
*
sql
)
{
int32_t
code
=
taos_query
(
taos
,
sql
);
if
(
code
!=
0
)
{
printf
(
"failed to execute query, reason:%s
\n
"
,
taos_errstr
(
taos
));
return
-
1
;
}
TAOS_RES
*
res
=
taos_use_result
(
taos
);
TAOS_ROW
row
=
NULL
;
char
buf
[
512
]
=
{
0
};
int32_t
numOfFields
=
taos_num_fields
(
res
);
TAOS_FIELD
*
pFields
=
taos_fetch_fields
(
res
);
while
((
row
=
taos_fetch_row
(
res
))
!=
NULL
)
{
taos_print_row
(
buf
,
row
,
pFields
,
numOfFields
);
printf
(
"%s
\n
"
,
buf
);
memset
(
buf
,
0
,
512
);
}
taos_free_result
(
res
);
}
int
main
(
int
argc
,
char
*
argv
[])
{
TAOS
*
taos
;
char
qstr
[
1024
];
TAOS_RES
*
result
;
// connect to server
if
(
argc
<
2
)
{
printf
(
"please input server-ip
\n
"
);
return
0
;
}
taos_options
(
TSDB_OPTION_CONFIGDIR
,
"~/sec/cfg"
);
// init TAOS
taos_init
();
...
...
@@ -45,6 +71,22 @@ int main(int argc, char *argv[]) {
}
printf
(
"success to connect to server
\n
"
);
doQuery
(
taos
,
"create database if not exists test"
);
doQuery
(
taos
,
"use test"
);
doQuery
(
taos
,
"create table if not exists tm0 (ts timestamp, k int);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:1', 1);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:2', 2);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:3', 3);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:4', 4);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:5', 5);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:6', 6);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:7', 7);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:8', 8);"
);
doQuery
(
taos
,
"insert into tm0 values('2020-1-1 1:1:9', 9);"
);
doQuery
(
taos
,
"select * from tm0;"
);
taos_close
(
taos
);
return
0
;
taos_query
(
taos
,
"drop database demo"
);
if
(
taos_query
(
taos
,
"create database demo"
)
!=
0
)
{
...
...
@@ -53,8 +95,10 @@ int main(int argc, char *argv[]) {
}
printf
(
"success to create database
\n
"
);
taos_query
(
taos
,
"use demo"
);
// create table
if
(
taos_query
(
taos
,
"create table m1 (ts timestamp, speed int)"
)
!=
0
)
{
printf
(
"failed to create table, reason:%s
\n
"
,
taos_errstr
(
taos
));
...
...
@@ -62,9 +106,11 @@ int main(int argc, char *argv[]) {
}
printf
(
"success to create table
\n
"
);
// sleep for one second to make sure table is created on data node
// taosMsleep(1000);
// insert 10 records
int
i
=
0
;
for
(
i
=
0
;
i
<
10
;
++
i
)
{
...
...
@@ -76,6 +122,7 @@ int main(int argc, char *argv[]) {
}
printf
(
"success to insert rows, total %d rows
\n
"
,
i
);
// query the records
sprintf
(
qstr
,
"SELECT * FROM m1"
);
if
(
taos_query
(
taos
,
qstr
)
!=
0
)
{
...
...
@@ -83,12 +130,16 @@ int main(int argc, char *argv[]) {
exit
(
1
);
}
result
=
taos_use_result
(
taos
);
if
(
result
==
NULL
)
{
printf
(
"failed to get result, reason:%s
\n
"
,
taos_errstr
(
taos
));
exit
(
1
);
}
// TAOS_ROW row;
TAOS_ROW
row
;
int
rows
=
0
;
...
...
@@ -96,6 +147,7 @@ int main(int argc, char *argv[]) {
TAOS_FIELD
*
fields
=
taos_fetch_fields
(
result
);
char
temp
[
256
];
printf
(
"select * from table, result:
\n
"
);
// fetch the records row by row
while
((
row
=
taos_fetch_row
(
result
)))
{
...
...
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