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体验新版 GitCode,发现更多精彩内容 >>
提交
f4e944cd
编写于
6月 26, 2020
作者:
N
Nikolai Kochetov
浏览文件
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差异文件
Graph for pipeline.
上级
79bcc830
变更
2
显示空白变更内容
内联
并排
Showing
2 changed file
with
25 addition
and
2 deletion
+25
-2
src/Interpreters/InterpreterExplainQuery.cpp
src/Interpreters/InterpreterExplainQuery.cpp
+21
-2
src/Processors/QueryPipeline.h
src/Processors/QueryPipeline.h
+4
-0
未找到文件。
src/Interpreters/InterpreterExplainQuery.cpp
浏览文件 @
f4e944cd
...
...
@@ -16,6 +16,7 @@
#include <Storages/StorageView.h>
#include <sstream>
#include <Processors/QueryPlan/QueryPlan.h>
#include <Processors/printPipeline.h>
namespace
DB
{
...
...
@@ -114,6 +115,7 @@ namespace
struct
QueryPlanSettings
{
QueryPlan
::
ExplainPlanOptions
query_plan_options
;
constexpr
static
char
name
[]
=
"PLAN"
;
std
::
unordered_map
<
std
::
string
,
std
::
reference_wrapper
<
bool
>>
boolean_settings
=
...
...
@@ -127,11 +129,14 @@ struct QueryPlanSettings
struct
QueryPipelineSettings
{
QueryPlan
::
ExplainPipelineOptions
query_pipeline_options
;
bool
graph
=
false
;
constexpr
static
char
name
[]
=
"PIPELINE"
;
std
::
unordered_map
<
std
::
string
,
std
::
reference_wrapper
<
bool
>>
boolean_settings
=
{
{
"header"
,
query_pipeline_options
.
header
},
{
"graph"
,
graph
},
};
};
...
...
@@ -212,10 +217,16 @@ BlockInputStreamPtr InterpreterExplainQuery::executeImpl()
if
(
ast
.
getKind
()
==
ASTExplainQuery
::
ParsedAST
)
{
if
(
ast
.
getSettings
())
throw
Exception
(
"Settings are not supported for EXPLAIN AST query."
,
ErrorCodes
::
UNKNOWN_SETTING
);
dumpAST
(
ast
,
ss
);
}
else
if
(
ast
.
getKind
()
==
ASTExplainQuery
::
AnalyzedSyntax
)
{
if
(
ast
.
getSettings
())
throw
Exception
(
"Settings are not supported for EXPLAIN SYNTAX query."
,
ErrorCodes
::
UNKNOWN_SETTING
);
ExplainAnalyzedSyntaxVisitor
::
Data
data
{.
context
=
context
};
ExplainAnalyzedSyntaxVisitor
(
data
).
visit
(
query
);
...
...
@@ -245,11 +256,19 @@ BlockInputStreamPtr InterpreterExplainQuery::executeImpl()
InterpreterSelectWithUnionQuery
interpreter
(
ast
.
getExplainedQuery
(),
context
,
SelectQueryOptions
());
interpreter
.
buildQueryPlan
(
plan
);
plan
.
buildQueryPipeline
();
auto
pipeline
=
plan
.
buildQueryPipeline
();
WriteBufferFromOStream
buffer
(
ss
);
if
(
settings
.
graph
)
{
printPipeline
(
pipeline
->
getProcessors
(),
buffer
);
}
else
{
plan
.
explainPipeline
(
buffer
,
settings
.
query_pipeline_options
);
}
}
fillColumn
(
*
res_columns
[
0
],
ss
.
str
());
...
...
src/Processors/QueryPipeline.h
浏览文件 @
f4e944cd
...
...
@@ -82,6 +82,7 @@ public:
Processors
*
getCollectedProcessors
()
const
{
return
collected_processors
;
}
Processors
*
setCollectedProcessors
(
Processors
*
collected_processors
);
Processors
&
get
()
{
return
processors
;
}
const
Processors
&
get
()
const
{
return
processors
;
}
Processors
detach
()
{
return
std
::
move
(
processors
);
}
private:
/// All added processors.
...
...
@@ -196,6 +197,9 @@ public:
Pipe
getPipe
()
&&
;
Pipes
getPipes
()
&&
;
/// Get internal processors.
const
Processors
&
getProcessors
()
const
{
return
processors
.
get
();
}
private:
/// Destruction order: processors, header, locks, temporary storages, local contexts
...
...
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