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TDengine
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ac209abb
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体验新版 GitCode,发现更多精彩内容 >>
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ac209abb
编写于
4月 10, 2020
作者:
H
hzcheng
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
TD-100
上级
b64daf73
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
206 addition
and
37 deletion
+206
-37
src/vnode/tsdb/inc/tsdbMain.h
src/vnode/tsdb/inc/tsdbMain.h
+16
-15
src/vnode/tsdb/src/tsdbRWHelper.c
src/vnode/tsdb/src/tsdbRWHelper.c
+190
-22
未找到文件。
src/vnode/tsdb/inc/tsdbMain.h
浏览文件 @
ac209abb
...
...
@@ -382,27 +382,28 @@ typedef struct {
// Global configuration
SHelperCfg
config
;
int8_t
state
;
// For file set usage
SHelperFile
files
;
SCompIdx
*
pCompIdx
;
size_t
compIdxSize
;
// For table set usage
SHelperTable
tableInfo
;
SCompIdx
compIdx
;
// SCompIdx of current table
int8_t
state
;
// current loading state
// Information in .head file
SCompIdx
*
pCompIdx
;
size_t
compIdxSize
;
SCompInfo
*
pCompInfo
;
size_t
compInfoSize
;
bool
hasOldLastBlock
;
SCompInfo
*
pCompInfo
;
size_t
compInfoSize
;
int
blockIter
;
// For write purpose
// Information in .data or .last file
// For block set usage
SCompData
*
pCompData
;
size_t
compDataSize
;
SDataCols
*
pDataCols
[
2
];
// ------ Perhaps no usage
SCompIdx
compIdx
;
// SCompIdx of current table
int
blockIter
;
// For write purpose
// Compression buffer
void
*
cBuffer
;
size_t
cBufSize
;
...
...
@@ -434,8 +435,8 @@ int tsdbCloseHelperFile(SRWHelper *pHelper, bool hasError);
// --------- For read operations
int
tsdbLoadCompIdx
(
SRWHelper
*
pHelper
,
void
*
target
);
int
tsdbLoadCompInfo
(
SRWHelper
*
pHelper
,
void
*
target
);
int
tsdbLoadCompData
(
SRWHelper
*
pHelper
,
int
blkIdx
,
void
*
target
);
int
tsdbLoadBlockDataCols
(
SRWHelper
*
pHelper
,
SDataCols
*
pDataCols
,
int
32
_t
*
colIds
,
int
numOfColIds
);
int
tsdbLoadCompData
(
SRWHelper
*
pHelper
,
SCompBlock
*
pCompBlock
,
void
*
target
);
int
tsdbLoadBlockDataCols
(
SRWHelper
*
pHelper
,
SDataCols
*
pDataCols
,
int
blkIdx
,
int16
_t
*
colIds
,
int
numOfColIds
);
int
tsdbLoadBlockData
(
SRWHelper
*
pHelper
,
int
blkIdx
,
SDataCols
*
pDataCols
);
// --------- For write operations
...
...
src/vnode/tsdb/src/tsdbRWHelper.c
浏览文件 @
ac209abb
...
...
@@ -175,7 +175,12 @@ void tsdbSetHelperTable(SRWHelper *pHelper, SHelperTable *pHelperTable, STSchema
tdInitDataCols
(
pHelper
->
pDataCols
[
0
],
pSchema
);
tdInitDataCols
(
pHelper
->
pDataCols
[
1
],
pSchema
);
pHelper
->
compIdx
=
pHelper
->
pCompIdx
[
pHelper
->
tableInfo
.
tid
];
SCompIdx
*
pIdx
=
pHelper
->
pCompIdx
+
pHelperTable
->
tid
;
if
(
pIdx
->
offset
>
0
&&
pIdx
->
hasLast
)
{
pHelper
->
hasOldLastBlock
=
true
;
}
// pHelper->compIdx = pHelper->pCompIdx[pHelper->tableInfo.tid];
helperSetState
(
pHelper
,
TSDB_HELPER_TABLE_SET
);
}
...
...
@@ -205,6 +210,7 @@ int tsdbWriteDataBlock(SRWHelper *pHelper, SDataCols *pDataCols) {
}
if
(
pIdx
->
offset
==
0
||
(
!
pIdx
->
hasLast
&&
keyFirst
>
pIdx
->
maxKey
))
{
// Just append as a super block
ASSERT
(
pHelper
->
hasOldLastBlock
==
false
);
rowsToWrite
=
pDataCols
->
numOfPoints
;
SFile
*
pWFile
=
NULL
;
bool
isLast
=
false
;
...
...
@@ -231,9 +237,8 @@ int tsdbWriteDataBlock(SRWHelper *pHelper, SDataCols *pDataCols) {
if
(
rowsToWrite
<
0
)
goto
_err
;
}
else
{
// Has key overlap
if
(
compareKeyBlock
((
void
*
)(
&
keyFirst
),
(
void
*
)
pCompBlock
)
==
0
)
{
// Key overlap with the block
// TSKEY keyLimit =
// (blkIdx == pIdx->numOfSuperBlocks - 1) ? INT_MAX : (pHelper->pCompInfo->blocks[blkIdx + 1].keyFirst - 1);
if
(
compareKeyBlock
((
void
*
)(
&
keyFirst
),
(
void
*
)
pCompBlock
)
==
0
)
{
// Key overlap with the block, must merge with the block
rowsToWrite
=
tsdbMergeDataWithBlock
(
pHelper
,
blkIdx
,
pDataCols
);
if
(
rowsToWrite
<
0
)
goto
_err
;
...
...
@@ -269,17 +274,61 @@ _err:
}
int
tsdbMoveLastBlockIfNeccessary
(
SRWHelper
*
pHelper
)
{
// TODO
SCompIdx
*
pIdx
=
pHelper
->
pCompIdx
+
pHelper
->
tableInfo
.
tid
;
SCompBlock
compBlock
;
if
((
pHelper
->
files
.
nHeadF
.
fd
>
0
)
&&
(
pHelper
->
hasOldLastBlock
))
{
if
(
tsdbLoadCompInfo
(
pHelper
,
NULL
)
<
0
)
return
-
1
;
SCompBlock
*
pCompBlock
=
pHelper
->
pCompInfo
->
blocks
+
pIdx
->
numOfSuperBlocks
-
1
;
ASSERT
(
pCompBlock
->
last
);
if
(
pCompBlock
->
numOfSubBlocks
>
1
)
{
if
(
tsdbLoadBlockData
(
pHelper
,
pIdx
->
numOfSuperBlocks
-
1
,
NULL
)
<
0
)
return
-
1
;
if
(
tsdbWriteBlockToFile
(
pHelper
,
&
(
pHelper
->
files
.
nLastF
),
pHelper
->
pDataCols
[
0
],
pHelper
->
pDataCols
[
0
]
->
numOfPoints
,
&
compBlock
,
true
,
true
)
<
0
)
return
-
1
;
if
(
tsdbUpdateSuperBlock
(
pHelper
,
&
compBlock
,
pIdx
->
numOfSuperBlocks
-
1
)
<
0
)
return
-
1
;
}
else
{
if
(
lseek
(
pHelper
->
files
.
lastF
.
fd
,
pCompBlock
->
offset
,
SEEK_SET
)
<
0
)
return
-
1
;
pCompBlock
->
offset
=
lseek
(
pHelper
->
files
.
nLastF
.
fd
,
0
,
SEEK_END
);
if
(
pCompBlock
->
offset
<
0
)
return
-
1
;
if
(
tsendfile
(
pHelper
->
files
.
nLastF
.
fd
,
pHelper
->
files
.
lastF
.
fd
,
NULL
,
pCompBlock
->
len
)
<
pCompBlock
->
len
)
return
-
1
;
}
pHelper
->
hasOldLastBlock
=
false
;
}
return
0
;
}
int
tsdbWriteCompInfo
(
SRWHelper
*
pHelper
)
{
// TODO
SCompIdx
*
pIdx
=
pHelper
->
pCompIdx
+
pHelper
->
tableInfo
.
tid
;
if
(
!
helperHasState
(
pHelper
,
TSDB_HELPER_INFO_LOAD
))
{
if
(
pIdx
->
offset
>
0
)
{
pIdx
->
offset
=
lseek
(
pHelper
->
files
.
nHeadF
.
fd
,
0
,
SEEK_END
);
if
(
pIdx
->
offset
<
0
)
return
-
1
;
if
(
tsendfile
(
pHelper
->
files
.
nHeadF
.
fd
,
pHelper
->
files
.
headF
.
fd
,
NULL
,
pIdx
->
len
)
<
pIdx
->
len
)
return
-
1
;
}
}
else
{
pIdx
->
offset
=
lseek
(
pHelper
->
files
.
nHeadF
.
fd
,
0
,
SEEK_END
);
if
(
pIdx
->
offset
<
0
)
return
-
1
;
if
(
twrite
(
pHelper
->
files
.
nHeadF
.
fd
,
(
void
*
)(
pHelper
->
pCompInfo
),
pIdx
->
len
)
<
pIdx
->
len
)
return
-
1
;
}
return
0
;
}
int
tsdbWriteCompIdx
(
SRWHelper
*
pHelper
)
{
// TODO
if
(
lseek
(
pHelper
->
files
.
nHeadF
.
fd
,
TSDB_FILE_HEAD_SIZE
,
SEEK_SET
)
<
0
)
return
-
1
;
if
(
twrite
(
pHelper
->
files
.
nHeadF
.
fd
,
(
void
*
)
pHelper
->
pCompIdx
,
pHelper
->
compIdxSize
)
<
pHelper
->
compIdxSize
)
return
-
1
;
return
0
;
}
...
...
@@ -326,13 +375,78 @@ int tsdbLoadCompInfo(SRWHelper *pHelper, void *target) {
return
0
;
}
int
tsdbLoadCompData
(
SRWHelper
*
pHelper
,
int
blkIdx
,
void
*
target
)
{
// TODO
int
tsdbLoadCompData
(
SRWHelper
*
pHelper
,
SCompBlock
*
pCompBlock
,
void
*
target
)
{
ASSERT
(
pCompBlock
->
numOfSubBlocks
<=
1
);
int
fd
=
(
pCompBlock
->
last
)
?
pHelper
->
files
.
lastF
.
fd
:
pHelper
->
files
.
dataF
.
fd
;
if
(
lseek
(
fd
,
pCompBlock
->
offset
,
SEEK_SET
)
<
0
)
return
-
1
;
size_t
tsize
=
sizeof
(
SCompData
)
+
sizeof
(
SCompCol
)
*
pCompBlock
->
numOfCols
;
adjustMem
(
pHelper
->
pCompData
,
pHelper
->
compDataSize
,
tsize
);
if
(
tread
(
fd
,
(
void
*
)
pHelper
->
pCompData
,
tsize
)
<
tsize
)
return
-
1
;
ASSERT
(
pCompBlock
->
numOfCols
==
pHelper
->
pCompData
->
numOfCols
);
if
(
target
)
memcpy
(
target
,
pHelper
->
pCompData
,
tsize
);
return
0
;
}
int
tsdbLoadBlockDataCols
(
SRWHelper
*
pHelper
,
SDataCols
*
pDataCols
,
int32_t
*
colIds
,
int
numOfColIds
)
{
// TODO
static
int
comparColIdCompCol
(
const
void
*
arg1
,
const
void
*
arg2
)
{
return
(
*
(
int16_t
*
)
arg1
)
-
((
SCompCol
*
)
arg2
)
->
colId
;
}
static
int
comparColIdDataCol
(
const
void
*
arg1
,
const
void
*
arg2
)
{
return
(
*
(
int16_t
*
)
arg1
)
-
((
SDataCol
*
)
arg2
)
->
colId
;
}
static
int
tsdbLoadSingleColumnData
(
int
fd
,
SCompBlock
*
pCompBlock
,
SCompCol
*
pCompCol
,
void
*
buf
)
{
size_t
tsize
=
sizeof
(
SCompData
)
+
sizeof
(
SCompCol
)
*
pCompBlock
->
numOfCols
;
if
(
lseek
(
fd
,
pCompBlock
->
offset
+
tsize
+
pCompCol
->
offset
)
<
0
)
return
-
1
;
if
(
tread
(
fd
,
buf
,
pCompCol
->
len
)
<
pCompCol
->
len
)
return
-
1
;
return
0
;
}
static
int
tsdbLoadSingleBlockDataCols
(
SRWHelper
*
pHelper
,
SCompBlock
*
pCompBlock
,
int16_t
*
colIds
,
int
numOfColIds
,
SDataCols
*
pDataCols
)
{
if
(
tsdbLoadCompData
(
pHelper
,
pCompBlock
,
NULL
)
<
0
)
return
-
1
;
size_t
tsize
=
sizeof
(
SCompData
)
+
sizeof
(
SCompCol
)
*
pCompBlock
->
numOfCols
;
int
fd
=
(
pCompBlock
->
last
)
?
pHelper
->
files
.
lastF
.
fd
:
pHelper
->
files
.
dataF
.
fd
;
void
*
ptr
=
NULL
;
for
(
int
i
=
0
;
i
<
numOfColIds
;
i
++
)
{
int16_t
colId
=
colIds
[
i
];
ptr
=
bsearch
((
void
*
)
&
colId
,
(
void
*
)
pHelper
->
pCompData
->
cols
,
pHelper
->
pCompData
->
numOfCols
,
sizeof
(
SCompCol
),
comparColIdCompCol
);
if
(
ptr
==
NULL
)
continue
;
SCompCol
*
pCompCol
=
(
SCompCol
*
)
ptr
;
ptr
=
bsearch
((
void
*
)
&
colId
,
(
void
*
)(
pDataCols
->
cols
),
pDataCols
->
numOfCols
,
sizeof
(
SDataCol
),
comparColIdDataCol
);
ASSERT
(
ptr
!=
NULL
);
SDataCol
*
pDataCol
=
(
SDataCol
*
)
ptr
;
pDataCol
->
len
=
pCompCol
->
len
;
if
(
tsdbLoadSingleColumnData
(
fd
,
pCompBlock
,
pCompCol
,
pDataCol
->
pData
)
<
0
)
return
-
1
;
}
return
0
;
}
// Load specific column data from file
int
tsdbLoadBlockDataCols
(
SRWHelper
*
pHelper
,
SDataCols
*
pDataCols
,
int
blkIdx
,
int16_t
*
colIds
,
int
numOfColIds
)
{
SCompIdx
*
pIdx
=
pHelper
->
pCompIdx
+
pHelper
->
tableInfo
.
tid
;
SCompBlock
*
pCompBlock
=
pHelper
->
pCompInfo
->
blocks
+
blkIdx
;
ASSERT
(
pCompBlock
->
numOfSubBlocks
>=
1
);
// Must be super block
if
(
pCompBlock
->
numOfSubBlocks
==
1
)
{
}
return
0
;
}
...
...
@@ -537,44 +651,74 @@ static int nRowsLEThan(SDataCols *pDataCols, int maxKey) {
return
((
TSKEY
*
)
ptr
-
(
TSKEY
*
)(
pDataCols
->
cols
[
0
].
pData
))
+
1
;
}
// Merge the data with a block
static
int
tsdbMergeDataWithBlock
(
SRWHelper
*
pHelper
,
int
blkIdx
,
SDataCols
*
pDataCols
)
{
// TODO: set pHelper->hasOldBlock
int
rowsWritten
=
0
;
SCompBlock
compBlock
=
{
0
};
TSKEY
keyFirst
=
dataColsKeyFirst
(
pDataCols
);
SCompIdx
*
pIdx
=
pHelper
->
pCompIdx
+
pHelper
->
tableInfo
.
tid
;
ASSERT
(
blkIdx
<
pIdx
->
numOfSuperBlocks
);
SCompBlock
*
pCompBlock
=
pHelper
->
pCompInfo
->
blocks
+
blkIdx
;
ASSERT
(
pCompBlock
->
numOfSubBlocks
>=
1
);
ASSERT
(
keyFirst
>=
pCompBlock
->
keyFirst
);
int
rowsCanMerge
=
tsdbGetRowsCanBeMergedWithBlock
(
pHelper
,
blkIdx
,
pDataCols
);
if
(
rowsCanMerge
<
0
)
goto
_err
;
// Start here
TSKEY
keyLimit
=
(
blkIdx
==
pIdx
->
numOfSuperBlocks
-
1
)
?
INT_MAX
:
pHelper
->
pCompInfo
->
blocks
[
blkIdx
+
1
].
keyLast
-
1
;
ASSERT
(
rowsCanMerge
>
0
);
int
rowsMustMerge
=
tsdbGetRowsInRange
(
pDataCols
,
0
,
pCompBlock
->
keyLast
);
int
maxRowsCanMerge
=
MIN
(
pHelper
->
config
.
maxRowsPerFileBlock
-
pCompBlock
->
numOfPoints
,
tsdbGetRowsInRange
(
pDataCols
,
keyLimit
));
if
(
pCompBlock
->
numOfPoints
+
rowsMustMerge
>
pHelper
->
config
.
maxRowsPerFileBlock
)
{
// Need to load the block and split as two super block
}
else
{
}
if
(
rowsMustMerge
+
pCompBlock
->
numOfPoints
>
pHelper
->
config
.
maxRowsPerFileBlock
)
{
// Load the block and merge as two super block
}
if
(
rowsMustMerge
>
maxRowsCanMerge
)
{
ASSERT
(
pCompBlock
->
numOfPoints
+
rowsMustMerge
>
pHelper
->
config
.
maxRowsPerFileBlock
);
}
else
{
}
int
rowsToMerge
=
tsdbGetRowsCanBeMergedWithBlock
(
pHelper
,
blkIdx
,
pDataCols
);
if
(
rowsToMerge
<
0
)
goto
_err
;
ASSERT
(
rowsToMerge
>
0
);
if
(
pCompBlock
->
numOfSubBlocks
<=
TSDB_MAX_SUBBLOCKS
&&
((
!
pCompBlock
->
last
)
||
(
pHelper
->
files
.
nLastF
.
fd
<
0
&&
pCompBlock
->
numOfPoints
+
rows
Can
Merge
<
pHelper
->
config
.
minRowsPerFileBlock
)))
{
pCompBlock
->
numOfPoints
+
rows
To
Merge
<
pHelper
->
config
.
minRowsPerFileBlock
)))
{
SFile
*
pFile
=
NULL
;
if
(
!
pCompBlock
->
last
)
{
if
(
(
!
pCompBlock
->
last
)
||
(
pCompBlock
->
numOfPoints
+
rowsToMerge
>=
pHelper
->
config
.
minRowsPerFileBlock
)
)
{
pFile
=
&
(
pHelper
->
files
.
dataF
);
}
else
{
pFile
=
&
(
pHelper
->
files
.
lastF
);
}
if
(
tsdbWriteBlockToFile
(
pHelper
,
pFile
,
pDataCols
,
rows
Can
Merge
,
&
compBlock
,
pCompBlock
->
last
,
false
)
<
0
)
goto
_err
;
if
(
tsdbWriteBlockToFile
(
pHelper
,
pFile
,
pDataCols
,
rows
To
Merge
,
&
compBlock
,
pCompBlock
->
last
,
false
)
<
0
)
goto
_err
;
if
(
tsdbAddSubBlock
(
pHelper
,
&
compBlock
,
blkIdx
,
rows
Can
Merge
)
<
0
)
goto
_err
;
if
(
tsdbAddSubBlock
(
pHelper
,
&
compBlock
,
blkIdx
,
rows
To
Merge
)
<
0
)
goto
_err
;
}
else
{
// Read-Merge-Write as a super block
if
(
tsdbLoadBlockData
(
pHelper
,
blkIdx
,
NULL
)
<
0
)
goto
_err
;
tdMergeDataCols
(
pHelper
->
pDataCols
[
0
],
pDataCols
,
rows
Can
Merge
);
tdMergeDataCols
(
pHelper
->
pDataCols
[
0
],
pDataCols
,
rows
To
Merge
);
int
isLast
=
0
;
SFile
*
pFile
=
NULL
;
if
(
!
pCompBlock
->
last
||
(
pCompBlock
->
numOfPoints
+
rows
Can
Merge
>=
pHelper
->
config
.
minRowsPerFileBlock
))
{
if
(
!
pCompBlock
->
last
||
(
pCompBlock
->
numOfPoints
+
rows
To
Merge
>=
pHelper
->
config
.
minRowsPerFileBlock
))
{
pFile
=
&
(
pHelper
->
files
.
dataF
);
}
else
{
isLast
=
1
;
...
...
@@ -585,7 +729,7 @@ static int tsdbMergeDataWithBlock(SRWHelper *pHelper, int blkIdx, SDataCols *pDa
}
}
if
(
tsdbWriteBlockToFile
(
pHelper
,
pFile
,
pHelper
->
pDataCols
[
0
],
pCompBlock
->
numOfPoints
+
rows
Can
Merge
,
&
compBlock
,
isLast
,
true
)
<
0
)
goto
_err
;
if
(
tsdbWriteBlockToFile
(
pHelper
,
pFile
,
pHelper
->
pDataCols
[
0
],
pCompBlock
->
numOfPoints
+
rows
To
Merge
,
&
compBlock
,
isLast
,
true
)
<
0
)
goto
_err
;
if
(
tsdbUpdateSuperBlock
(
pHelper
,
&
compBlock
,
blkIdx
)
<
0
)
goto
_err
;
}
...
...
@@ -619,7 +763,7 @@ static int tsdbGetRowsCanBeMergedWithBlock(SRWHelper *pHelper, int blkIdx, SData
}
else
{
int32_t
colId
[
1
]
=
{
0
};
if
(
tsdbLoadBlockDataCols
(
pHelper
,
NULL
,
colId
,
1
)
<
0
)
goto
_err
;
if
(
tsdbLoadBlockDataCols
(
pHelper
,
NULL
,
blkIdx
,
colId
,
1
)
<
0
)
goto
_err
;
int
iter1
=
0
;
// For pDataCols
int
iter2
=
0
;
// For loaded data cols
...
...
@@ -808,4 +952,28 @@ static int tsdbUpdateSuperBlock(SRWHelper *pHelper, SCompBlock *pCompBlock, int
pIdx
->
hasLast
=
pHelper
->
pCompInfo
->
blocks
[
pIdx
->
numOfSuperBlocks
-
1
].
last
;
return
0
;
}
// Get the number of rows in range [minKey, maxKey]
static
int
tsdbGetRowsInRange
(
SDataCols
*
pDataCols
,
int
minKey
,
int
maxKey
)
{
if
(
pDataCols
->
numOfPoints
==
0
)
return
0
;
ASSERT
(
minKey
<=
maxKey
);
TSKEY
keyFirst
=
dataColsKeyFirst
(
pDataCols
);
TSKEY
keyLast
=
dataColsKeyLast
(
pDataCols
);
ASSERT
(
keyFirst
<=
keyLast
);
if
(
minKey
>
keyLast
||
maxKey
<
keyFirst
)
return
0
;
void
*
ptr1
=
taosbsearch
((
void
*
)
&
minKey
,
(
void
*
)
pDataCols
->
cols
[
0
].
pData
,
pDataCols
->
numOfPoints
,
sizeof
(
TSKEY
),
compTSKEY
,
TD_GE
);
ASSERT
(
ptr1
!=
NULL
);
void
*
ptr2
=
taosbsearch
((
void
*
)
&
maxKey
,
(
void
*
)
pDataCols
->
cols
[
0
].
pData
,
pDataCols
->
numOfPoints
,
sizeof
(
TSKEY
),
compTSKEY
,
TD_LE
);
ASSERT
(
ptr2
!=
NULL
);
if
((
TSKEY
*
)
ptr2
-
(
TSKEY
*
)
ptr1
<
0
)
return
0
;
return
(
TSKEY
*
)
ptr2
-
(
TSKEY
*
)
ptr1
;
}
\ No newline at end of file
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