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体验新版 GitCode,发现更多精彩内容 >>
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d57b3f38
编写于
3月 10, 2021
作者:
H
Haojun Liao
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
[td-2895] refactor.
上级
405e201c
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
38 addition
and
121 deletion
+38
-121
src/query/inc/qExecutor.h
src/query/inc/qExecutor.h
+5
-16
src/query/src/qExecutor.c
src/query/src/qExecutor.c
+33
-105
未找到文件。
src/query/inc/qExecutor.h
浏览文件 @
d57b3f38
...
...
@@ -12,8 +12,8 @@
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TDENGINE_Q
UERY
EXECUTOR_H
#define TDENGINE_Q
UERY
EXECUTOR_H
#ifndef TDENGINE_QEXECUTOR_H
#define TDENGINE_QEXECUTOR_H
#include "os.h"
...
...
@@ -45,21 +45,16 @@ enum {
// when query starts to execute, this status will set
QUERY_NOT_COMPLETED
=
0x1u
,
/* result output buffer is full, current query is paused.
* this status is only exist in group-by clause and diff/add/division/multiply/ query.
*/
QUERY_RESBUF_FULL
=
0x2u
,
/* query is over
* 1. this status is used in one row result query process, e.g., count/sum/first/last/ avg...etc.
* 2. when all data within queried time window, it is also denoted as query_completed
*/
QUERY_COMPLETED
=
0x
4
u
,
QUERY_COMPLETED
=
0x
2
u
,
/* when the result is not completed return to client, this status will be
* usually used in case of interval query with interpolation option
*/
QUERY_OVER
=
0x
8
u
,
QUERY_OVER
=
0x
4
u
,
};
typedef
struct
SResultRowPool
{
...
...
@@ -197,7 +192,6 @@ typedef struct SQuery {
int32_t
interBufSize
;
// intermediate buffer sizse
SOrderVal
order
;
int16_t
numOfCols
;
int16_t
numOfTags
;
...
...
@@ -242,7 +236,6 @@ typedef struct SQueryRuntimeEnv {
uint32_t
status
;
// query status
void
*
qinfo
;
uint16_t
scanFlag
;
// denotes reversed scan of data or not
// SFillInfo* pFillInfo; // todo move to operatorInfo
void
*
pQueryHandle
;
int32_t
prevGroupId
;
// previous executed group id
...
...
@@ -353,8 +346,6 @@ typedef struct SQueryParam {
}
SQueryParam
;
typedef
struct
STableScanInfo
{
SQueryRuntimeEnv
*
pRuntimeEnv
;
void
*
pQueryHandle
;
int32_t
numOfBlocks
;
int32_t
numOfSkipped
;
...
...
@@ -372,7 +363,6 @@ typedef struct STableScanInfo {
SExprInfo
*
pExpr
;
SSDataBlock
block
;
bool
loadExternalRows
;
// load external rows (prev & next rows)
bool
externalLoaded
;
// external rows loaded
int32_t
numOfOutput
;
int64_t
elapsedTime
;
...
...
@@ -445,7 +435,6 @@ bool doBuildResCheck(SQInfo* pQInfo);
void
setQueryStatus
(
SQueryRuntimeEnv
*
pRuntimeEnv
,
int8_t
status
);
bool
onlyQueryTags
(
SQuery
*
pQuery
);
void
tableQueryImpl
(
SQInfo
*
pQInfo
);
bool
isValidQInfo
(
void
*
param
);
int32_t
doDumpQueryResult
(
SQInfo
*
pQInfo
,
char
*
data
);
...
...
@@ -457,4 +446,4 @@ void freeQInfo(SQInfo *pQInfo);
int32_t
getMaximumIdleDurationSec
();
#endif // TDENGINE_Q
UERY
EXECUTOR_H
#endif // TDENGINE_QEXECUTOR_H
src/query/src/qExecutor.c
浏览文件 @
d57b3f38
...
...
@@ -49,6 +49,11 @@ enum {
TS_JOIN_TAG_NOT_EQUALS
=
2
,
};
typedef
enum
SResultTsInterpType
{
RESULT_ROW_START_INTERP
=
1
,
RESULT_ROW_END_INTERP
=
2
,
}
SResultTsInterpType
;
typedef
struct
{
int32_t
status
;
// query status
TSKEY
lastKey
;
// the lastKey value before query executed
...
...
@@ -135,8 +140,8 @@ static void getNextTimeWindow(SQuery* pQuery, STimeWindow* tw) {
}
tw
->
ekey
-=
1
;
}
static
void
doSetTagValueToResultBuf
(
char
*
output
,
const
char
*
val
,
int16_t
type
,
int16_t
bytes
);
static
void
doSetTagValueToResultBuf
(
char
*
output
,
const
char
*
val
,
int16_t
type
,
int16_t
bytes
);
static
void
setResultOutputBuf
(
SQueryRuntimeEnv
*
pRuntimeEnv
,
SResultRow
*
pResult
,
SQLFunctionCtx
*
pCtx
,
int32_t
numOfCols
,
int32_t
*
rowCellInfoOffset
);
...
...
@@ -180,6 +185,7 @@ static void destroySFillOperatorInfo(void* param, int32_t numOfOutput);
static
void
destroyGroupbyOperatorInfo
(
void
*
param
,
int32_t
numOfOutput
);
static
void
destroyArithOperatorInfo
(
void
*
param
,
int32_t
numOfOutput
);
static
void
destroyTagScanOperatorInfo
(
void
*
param
,
int32_t
numOfOutput
);
static
void
destroyOperatorInfo
(
SOperatorInfo
*
pOperator
);
static
int32_t
doCopyToSDataBlock
(
SQueryRuntimeEnv
*
pRuntimeEnv
,
SGroupResInfo
*
pGroupResInfo
,
int32_t
orderType
,
SSDataBlock
*
pBlock
);
...
...
@@ -187,9 +193,8 @@ static int32_t getGroupbyColumnIndex(SSqlGroupbyExpr *pGroupbyExpr, SSDataBlock*
static
int32_t
setGroupResultOutputBuf
(
SQueryRuntimeEnv
*
pRuntimeEnv
,
SResultRowInfo
*
pResultRowInfo
,
SQLFunctionCtx
*
pCtx
,
int32_t
numOfCols
,
char
*
pData
,
int16_t
type
,
int16_t
bytes
,
int32_t
groupIndex
,
int32_t
*
offset
);
static
void
destroyOperatorInfo
(
SOperatorInfo
*
pOperator
);
void
initCtxOutputBuffer
(
SQLFunctionCtx
*
pCtx
,
int32_t
size
);
void
getAlignQueryTimeWindow
(
SQuery
*
pQuery
,
int64_t
key
,
int64_t
keyFirst
,
int64_t
keyLast
,
STimeWindow
*
win
);
static
void
initCtxOutputBuffer
(
SQLFunctionCtx
*
pCtx
,
int32_t
size
);
static
void
getAlignQueryTimeWindow
(
SQuery
*
pQuery
,
int64_t
key
,
int64_t
keyFirst
,
int64_t
keyLast
,
STimeWindow
*
win
);
static
bool
isPointInterpoQuery
(
SQuery
*
pQuery
);
// setup the output buffer for each operator
...
...
@@ -234,14 +239,13 @@ int64_t getNumOfResult(SQueryRuntimeEnv *pRuntimeEnv, SQLFunctionCtx* pCtx, int3
int64_t
maxOutput
=
0
;
for
(
int32_t
j
=
0
;
j
<
numOfOutput
;
++
j
)
{
int32_t
functionI
d
=
pCtx
[
j
].
functionId
;
int32_t
i
d
=
pCtx
[
j
].
functionId
;
/*
* ts, tag, tagprj function can not decide the output number of current query
* the number of output result is decided by main output
*/
if
(
hasMainFunction
&&
(
functionId
==
TSDB_FUNC_TS
||
functionId
==
TSDB_FUNC_TAG
||
functionId
==
TSDB_FUNC_TAGPRJ
))
{
if
(
hasMainFunction
&&
(
id
==
TSDB_FUNC_TS
||
id
==
TSDB_FUNC_TAG
||
id
==
TSDB_FUNC_TAGPRJ
))
{
continue
;
}
...
...
@@ -255,14 +259,14 @@ int64_t getNumOfResult(SQueryRuntimeEnv *pRuntimeEnv, SQLFunctionCtx* pCtx, int3
return
maxOutput
;
}
static
void
set
NumOfRes
(
SQLFunctionCtx
*
pCtx
,
int32_t
numOfOutput
)
{
static
void
clear
NumOfRes
(
SQLFunctionCtx
*
pCtx
,
int32_t
numOfOutput
)
{
for
(
int32_t
j
=
0
;
j
<
numOfOutput
;
++
j
)
{
SResultRowCellInfo
*
pResInfo
=
GET_RES_INFO
(
&
pCtx
[
j
]);
pResInfo
->
numOfRes
=
0
;
}
}
bool
isGroupbyColumn
(
SSqlGroupbyExpr
*
pGroupbyExpr
)
{
static
bool
isGroupbyColumn
(
SSqlGroupbyExpr
*
pGroupbyExpr
)
{
if
(
pGroupbyExpr
==
NULL
||
pGroupbyExpr
->
numOfGroupCols
==
0
)
{
return
false
;
}
...
...
@@ -282,7 +286,7 @@ bool isGroupbyColumn(SSqlGroupbyExpr *pGroupbyExpr) {
return
false
;
}
bool
isStabledev
(
SQuery
*
pQuery
)
{
static
bool
isStabledev
(
SQuery
*
pQuery
)
{
for
(
int32_t
i
=
0
;
i
<
pQuery
->
numOfOutput
;
++
i
)
{
int32_t
functId
=
pQuery
->
pExpr1
[
i
].
base
.
functionId
;
if
(
functId
==
TSDB_FUNC_STDDEV_DST
)
{
...
...
@@ -293,30 +297,6 @@ bool isStabledev(SQuery* pQuery) {
return
false
;
}
int16_t
getGroupbyColumnType
(
SQuery
*
pQuery
,
SSqlGroupbyExpr
*
pGroupbyExpr
)
{
assert
(
pGroupbyExpr
!=
NULL
);
int32_t
colId
=
-
2
;
int16_t
type
=
TSDB_DATA_TYPE_NULL
;
for
(
int32_t
i
=
0
;
i
<
pGroupbyExpr
->
numOfGroupCols
;
++
i
)
{
SColIndex
*
pColIndex
=
taosArrayGet
(
pGroupbyExpr
->
columnInfo
,
i
);
if
(
TSDB_COL_IS_NORMAL_COL
(
pColIndex
->
flag
))
{
colId
=
pColIndex
->
colId
;
break
;
}
}
for
(
int32_t
i
=
0
;
i
<
pQuery
->
numOfCols
;
++
i
)
{
if
(
colId
==
pQuery
->
colList
[
i
].
colId
)
{
type
=
pQuery
->
colList
[
i
].
type
;
break
;
}
}
return
type
;
}
static
bool
isSelectivityWithTagsQuery
(
SQLFunctionCtx
*
pCtx
,
int32_t
numOfOutput
)
{
bool
hasTags
=
false
;
int32_t
numOfSelectivity
=
0
;
...
...
@@ -619,16 +599,6 @@ static int32_t setWindowOutputBufByKey(SQueryRuntimeEnv *pRuntimeEnv, SResultRow
return
TSDB_CODE_SUCCESS
;
}
static
UNUSED_FUNC
bool
getResultRowStatus
(
SResultRowInfo
*
pWindowResInfo
,
int32_t
slot
)
{
assert
(
slot
>=
0
&&
slot
<
pWindowResInfo
->
size
);
return
pWindowResInfo
->
pResult
[
slot
]
->
closed
;
}
typedef
enum
SResultTsInterpType
{
RESULT_ROW_START_INTERP
=
1
,
RESULT_ROW_END_INTERP
=
2
,
}
SResultTsInterpType
;
static
void
setResultRowInterpo
(
SResultRow
*
pResult
,
SResultTsInterpType
type
)
{
assert
(
pResult
!=
NULL
&&
(
type
==
RESULT_ROW_START_INTERP
||
type
==
RESULT_ROW_END_INTERP
));
if
(
type
==
RESULT_ROW_START_INTERP
)
{
...
...
@@ -4073,10 +4043,13 @@ static void doCloseAllTimeWindow(SQueryRuntimeEnv* pRuntimeEnv) {
}
}
static
SSDataBlock
*
doTableScanImpl
(
STableScanInfo
*
pTableScanInfo
)
{
static
SSDataBlock
*
doTableScanImpl
(
void
*
param
)
{
SOperatorInfo
*
pOperator
=
(
SOperatorInfo
*
)
param
;
STableScanInfo
*
pTableScanInfo
=
pOperator
->
info
;
SSDataBlock
*
pBlock
=
&
pTableScanInfo
->
block
;
SQuery
*
pQuery
=
p
TableScanInfo
->
pRuntimeEnv
->
pQuery
;
STableGroupInfo
*
pTableGroupInfo
=
&
p
TableScanInfo
->
pRuntimeEnv
->
tableqinfoGroupInfo
;
SQuery
*
pQuery
=
p
Operator
->
pRuntimeEnv
->
pQuery
;
STableGroupInfo
*
pTableGroupInfo
=
&
p
Operator
->
pRuntimeEnv
->
tableqinfoGroupInfo
;
while
(
tsdbNextDataBlock
(
pTableScanInfo
->
pQueryHandle
))
{
pTableScanInfo
->
numOfBlocks
+=
1
;
...
...
@@ -4097,9 +4070,9 @@ static SSDataBlock* doTableScanImpl(STableScanInfo *pTableScanInfo) {
// this function never returns error?
uint32_t
status
;
int32_t
code
=
loadDataBlockOnDemand
(
p
TableScanInfo
->
pRuntimeEnv
,
pTableScanInfo
,
pBlock
,
&
status
);
int32_t
code
=
loadDataBlockOnDemand
(
p
Operator
->
pRuntimeEnv
,
pTableScanInfo
,
pBlock
,
&
status
);
if
(
code
!=
TSDB_CODE_SUCCESS
)
{
longjmp
(
p
TableScanInfo
->
pRuntimeEnv
->
env
,
code
);
longjmp
(
p
Operator
->
pRuntimeEnv
->
env
,
code
);
}
// current block is ignored according to filter result by block statistics data, continue load the next block
...
...
@@ -4117,13 +4090,13 @@ static SSDataBlock* doTableScan(void* param) {
SOperatorInfo
*
pOperator
=
(
SOperatorInfo
*
)
param
;
STableScanInfo
*
pTableScanInfo
=
pOperator
->
info
;
SQueryRuntimeEnv
*
pRuntimeEnv
=
p
TableScanInfo
->
pRuntimeEnv
;
SQueryRuntimeEnv
*
pRuntimeEnv
=
p
Operator
->
pRuntimeEnv
;
SQuery
*
pQuery
=
pRuntimeEnv
->
pQuery
;
SResultRowInfo
*
pResultRowInfo
=
pTableScanInfo
->
pResultRowInfo
;
while
(
pTableScanInfo
->
current
<
pTableScanInfo
->
times
)
{
SSDataBlock
*
p
=
doTableScanImpl
(
p
TableScanInfo
);
SSDataBlock
*
p
=
doTableScanImpl
(
p
Operator
);
if
(
p
!=
NULL
)
{
return
p
;
}
...
...
@@ -4176,7 +4149,7 @@ static SSDataBlock* doTableScan(void* param) {
pResultRowInfo
->
prevSKey
=
pResultRowInfo
->
pResult
[
pResultRowInfo
->
size
-
1
]
->
win
.
skey
;
}
SSDataBlock
*
p
=
doTableScanImpl
(
p
TableScanInfo
);
SSDataBlock
*
p
=
doTableScanImpl
(
p
Operator
);
if
(
p
!=
NULL
)
{
return
p
;
}
...
...
@@ -4185,32 +4158,6 @@ static SSDataBlock* doTableScan(void* param) {
return
NULL
;
}
static
SSDataBlock
*
doSeqTableBlocksScan
(
void
*
param
)
{
SOperatorInfo
*
pOperator
=
(
SOperatorInfo
*
)
param
;
STableScanInfo
*
pTableScanInfo
=
pOperator
->
info
;
// SQueryRuntimeEnv *pRuntimeEnv = pTableScanInfo->pRuntimeEnv;
// int32_t totalTables = pRuntimeEnv->tableqinfoGroupInfo.numOfTables;
// while (1) {
return
doTableScanImpl
(
pTableScanInfo
);
// SSDataBlock* p = doTableScanImpl(pTableScanInfo);
// if (p != NULL) {
// return p;
// }
// try the next table
// if (++pTableScanInfo->tableIndex >= totalTables) {
// return NULL;
// }
//
// setTableQueryHandle(pRuntimeEnv, pTableScanInfo->tableIndex);
// pTableScanInfo->pQueryHandle = pRuntimeEnv->pQueryHandle;
// pTableScanInfo->externalLoaded = false;
// }
}
static
SSDataBlock
*
doBlockInfoScan
(
void
*
param
)
{
SOperatorInfo
*
pOperator
=
(
SOperatorInfo
*
)
param
;
if
(
pOperator
->
status
==
OP_EXEC_DONE
)
{
...
...
@@ -4220,7 +4167,7 @@ static SSDataBlock* doBlockInfoScan(void* param) {
STableScanInfo
*
pTableScanInfo
=
pOperator
->
info
;
STableBlockDist
tableBlockDist
=
{
0
};
tableBlockDist
.
numOfTables
=
p
TableScanInfo
->
pRuntimeEnv
->
tableqinfoGroupInfo
.
numOfTables
;
tableBlockDist
.
numOfTables
=
p
Operator
->
pRuntimeEnv
->
tableqinfoGroupInfo
.
numOfTables
;
tableBlockDist
.
dataBlockInfos
=
taosArrayInit
(
512
,
sizeof
(
SFileBlockInfo
));
tsdbGetFileBlocksDistInfo
(
pTableScanInfo
->
pQueryHandle
,
&
tableBlockDist
);
...
...
@@ -4258,7 +4205,6 @@ SOperatorInfo* createTableScanOperator(void* pTsdbQueryHandle, SQueryRuntimeEnv*
pInfo
->
reverseTimes
=
0
;
pInfo
->
order
=
pRuntimeEnv
->
pQuery
->
order
.
order
;
pInfo
->
current
=
0
;
pInfo
->
pRuntimeEnv
=
pRuntimeEnv
;
SOperatorInfo
*
pOperator
=
calloc
(
1
,
sizeof
(
SOperatorInfo
));
pOperator
->
name
=
"TableScanOperator"
;
...
...
@@ -4266,6 +4212,7 @@ SOperatorInfo* createTableScanOperator(void* pTsdbQueryHandle, SQueryRuntimeEnv*
pOperator
->
status
=
OP_IN_EXECUTING
;
pOperator
->
info
=
pInfo
;
pOperator
->
numOfOutput
=
pRuntimeEnv
->
pQuery
->
numOfCols
;
pOperator
->
pRuntimeEnv
=
pRuntimeEnv
;
pOperator
->
exec
=
doTableScan
;
return
pOperator
;
...
...
@@ -4279,7 +4226,6 @@ SOperatorInfo* createTableSeqScanOperator(void* pTsdbQueryHandle, SQueryRuntimeE
pInfo
->
reverseTimes
=
0
;
pInfo
->
order
=
pRuntimeEnv
->
pQuery
->
order
.
order
;
pInfo
->
current
=
0
;
pInfo
->
pRuntimeEnv
=
pRuntimeEnv
;
SOperatorInfo
*
pOperator
=
calloc
(
1
,
sizeof
(
SOperatorInfo
));
pOperator
->
name
=
"TableSeqScanOperator"
;
...
...
@@ -4288,7 +4234,8 @@ SOperatorInfo* createTableSeqScanOperator(void* pTsdbQueryHandle, SQueryRuntimeE
pOperator
->
status
=
OP_IN_EXECUTING
;
pOperator
->
info
=
pInfo
;
pOperator
->
numOfOutput
=
pRuntimeEnv
->
pQuery
->
numOfCols
;
pOperator
->
exec
=
doSeqTableBlocksScan
;
pOperator
->
pRuntimeEnv
=
pRuntimeEnv
;
pOperator
->
exec
=
doTableScanImpl
;
return
pOperator
;
}
...
...
@@ -4297,7 +4244,6 @@ SOperatorInfo* createTableBlockInfoScanOperator(void* pTsdbQueryHandle, SQueryRu
STableScanInfo
*
pInfo
=
calloc
(
1
,
sizeof
(
STableScanInfo
));
pInfo
->
pQueryHandle
=
pTsdbQueryHandle
;
pInfo
->
pRuntimeEnv
=
pRuntimeEnv
;
pInfo
->
block
.
pDataBlock
=
taosArrayInit
(
1
,
sizeof
(
SColumnInfoData
));
SColumnInfoData
infoData
=
{{
0
}};
...
...
@@ -4372,11 +4318,11 @@ static SOperatorInfo* createDataBlocksOptScanInfo(void* pTsdbQueryHandle, SQuery
pInfo
->
reverseTimes
=
reverseTime
;
pInfo
->
current
=
0
;
pInfo
->
order
=
pRuntimeEnv
->
pQuery
->
order
.
order
;
pInfo
->
pRuntimeEnv
=
pRuntimeEnv
;
SOperatorInfo
*
pOptr
=
calloc
(
1
,
sizeof
(
SOperatorInfo
));
pOptr
->
name
=
"DataBlocksOptimizedScanOperator"
;
pOptr
->
operatorType
=
OP_DataBlocksOptScan
;
pOptr
->
pRuntimeEnv
=
pRuntimeEnv
;
pOptr
->
blockingOptr
=
false
;
pOptr
->
info
=
pInfo
;
pOptr
->
exec
=
doTableScan
;
...
...
@@ -4519,12 +4465,12 @@ static SSDataBlock* doArithmeticOperation(void* param) {
arithmeticApplyFunctions
(
pRuntimeEnv
,
pInfo
->
pCtx
,
pOperator
->
numOfOutput
);
pInfo
->
pRes
->
info
.
rows
=
getNumOfResult
(
pRuntimeEnv
,
pInfo
->
pCtx
,
pOperator
->
numOfOutput
);
if
(
pInfo
->
pRes
->
info
.
rows
>=
4096
)
{
if
(
pInfo
->
pRes
->
info
.
rows
>=
pRuntimeEnv
->
resultInfo
.
threshold
)
{
break
;
}
}
set
NumOfRes
(
pInfo
->
pCtx
,
pOperator
->
numOfOutput
);
clear
NumOfRes
(
pInfo
->
pCtx
,
pOperator
->
numOfOutput
);
return
(
pInfo
->
pRes
->
info
.
rows
>
0
)
?
pInfo
->
pRes
:
NULL
;
}
...
...
@@ -5242,24 +5188,6 @@ SOperatorInfo* createTagScanOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SExprInf
return
pOperator
;
}
void
tableQueryImpl
(
SQInfo
*
pQInfo
)
{
SQueryRuntimeEnv
*
pRuntimeEnv
=
&
pQInfo
->
runtimeEnv
;
// SQuery * pQuery = pRuntimeEnv->pQuery;
// number of points returned during this query
int64_t
st
=
taosGetTimestampUs
();
// assert(pRuntimeEnv->tableqinfoGroupInfo.numOfTables == 1);
// SArray* g = GET_TABLEGROUP(pRuntimeEnv, 0);
// pQuery->current = taosArrayGetP(g, 0);
pRuntimeEnv
->
outputBuf
=
pRuntimeEnv
->
proot
->
exec
(
pRuntimeEnv
->
proot
);
// record the total elapsed time
pQInfo
->
summary
.
elapsedTime
+=
(
taosGetTimestampUs
()
-
st
);
}
static
int32_t
getColumnIndexInSource
(
SQueryTableMsg
*
pQueryMsg
,
SSqlFuncMsg
*
pExprMsg
,
SColumnInfo
*
pTagCols
)
{
int32_t
j
=
0
;
...
...
@@ -6166,7 +6094,7 @@ SQInfo* createQInfoImpl(SQueryTableMsg* pQueryMsg, SSqlGroupbyExpr* pGroupbyExpr
// todo refactor
pQInfo
->
query
.
queryBlockDist
=
(
numOfOutput
==
1
&&
pExprs
[
0
].
base
.
colInfo
.
colId
==
TSDB_BLOCK_DIST_COLUMN_INDEX
);
qDebug
(
"qmsg:%p QInfo:%p created"
,
pQueryMsg
,
pQInfo
);
return
pQInfo
;
...
...
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