Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
doujutun3207
flink
提交
3b8f60e9
F
flink
项目概览
doujutun3207
/
flink
与 Fork 源项目一致
从无法访问的项目Fork
通知
24
Star
0
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
F
flink
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
提交
3b8f60e9
编写于
5月 08, 2015
作者:
A
Aljoscha Krettek
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
[FLINK-1997][table] Add <> and != for un-equal in expressions
上级
2939fba3
变更
2
显示空白变更内容
内联
并排
Showing
2 changed file
with
27 addition
and
8 deletion
+27
-8
flink-staging/flink-table/src/main/scala/org/apache/flink/api/table/parser/ExpressionParser.scala
.../org/apache/flink/api/table/parser/ExpressionParser.scala
+3
-7
flink-staging/flink-table/src/test/java/org/apache/flink/api/java/table/test/FilterITCase.java
...va/org/apache/flink/api/java/table/test/FilterITCase.java
+24
-1
未找到文件。
flink-staging/flink-table/src/main/scala/org/apache/flink/api/table/parser/ExpressionParser.scala
浏览文件 @
3b8f60e9
...
...
@@ -139,15 +139,11 @@ object ExpressionParser extends JavaTokenParsers with PackratParsers {
// Comparison
lazy
val
equalTo
:
PackratParser
[
Expression
]
=
term
~
"==="
~
term
^^
{
lazy
val
equalTo
:
PackratParser
[
Expression
]
=
term
~
(
"==="
|
"="
)
~
term
^^
{
case
l
~
_
~
r
=>
EqualTo
(
l
,
r
)
}
lazy
val
equalToAlt
:
PackratParser
[
Expression
]
=
term
~
"="
~
term
^^
{
case
l
~
_
~
r
=>
EqualTo
(
l
,
r
)
}
lazy
val
notEqualTo
:
PackratParser
[
Expression
]
=
term
~
"!=="
~
term
^^
{
lazy
val
notEqualTo
:
PackratParser
[
Expression
]
=
term
~
(
"!=="
|
"!="
|
"<>"
)
~
term
^^
{
case
l
~
_
~
r
=>
NotEqualTo
(
l
,
r
)
}
...
...
@@ -168,7 +164,7 @@ object ExpressionParser extends JavaTokenParsers with PackratParsers {
}
lazy
val
comparison
:
PackratParser
[
Expression
]
=
equalTo
|
equalToAlt
|
notEqualTo
|
equalTo
|
notEqualTo
|
greaterThan
|
greaterThanOrEqual
|
lessThan
|
lessThanOrEqual
|
term
...
...
flink-staging/flink-table/src/test/java/org/apache/flink/api/java/table/test/FilterITCase.java
浏览文件 @
3b8f60e9
...
...
@@ -118,7 +118,30 @@ public class FilterITCase extends MultipleProgramsTestBase {
tableEnv
.
toTable
(
input
,
"a, b, c"
);
Table
result
=
table
.
filter
(
" a % 2 === 0 "
);
.
filter
(
" a % 2 = 0 "
);
DataSet
<
Row
>
ds
=
tableEnv
.
toSet
(
result
,
Row
.
class
);
ds
.
writeAsText
(
resultPath
,
FileSystem
.
WriteMode
.
OVERWRITE
);
env
.
execute
();
expected
=
"2,2,Hello\n"
+
"4,3,Hello world, how are you?\n"
+
"6,3,Luke Skywalker\n"
+
"8,4,"
+
"Comment#2\n"
+
"10,4,Comment#4\n"
+
"12,5,Comment#6\n"
+
"14,5,Comment#8\n"
+
"16,6,"
+
"Comment#10\n"
+
"18,6,Comment#12\n"
+
"20,6,Comment#14\n"
;
}
@Test
public
void
testNotEquals
()
throws
Exception
{
ExecutionEnvironment
env
=
ExecutionEnvironment
.
getExecutionEnvironment
();
TableEnvironment
tableEnv
=
new
TableEnvironment
();
DataSet
<
Tuple3
<
Integer
,
Long
,
String
>>
input
=
CollectionDataSets
.
get3TupleDataSet
(
env
);
Table
table
=
tableEnv
.
toTable
(
input
,
"a, b, c"
);
Table
result
=
table
.
filter
(
"!( a % 2 <> 0 ) "
);
DataSet
<
Row
>
ds
=
tableEnv
.
toSet
(
result
,
Row
.
class
);
ds
.
writeAsText
(
resultPath
,
FileSystem
.
WriteMode
.
OVERWRITE
);
...
...
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录