导入模式一起使用，仅针对 Unique Key 模型的表。用于指定导入数据中表示 Delete Flag 的列和计算 关系。 仅针对 Unique Key 模型的表。用于指定导入数据中表示 Sequence Col 的列。主要用于导入时保证数据顺序。 用于指定例行导入作业的通用参数。 目前我们支持以下参数： 1. 期望的并发度。一个例行导入作业会被分成多个子任务执行。这个参数指定一个作业最多有多少任务可以同时执行。 百度智能云文档 SQL手册 20 6. 为 example_db 的 example_tbl 创建一个名为 test1 的 Kafka 例行导入任务。并且使用条件过滤。 7. 导入数据到含有 sequence 列的 Unique Key 模型表中 CREATE CREATE ROUTINE ROUTINE LOAD LOAD example_db example_db..test1 test1 BY "," ",",, COLUMNS COLUMNS((k1 k1,,k2 k2,,source_sequence source_sequence,,v1 v1,,v2 v2)),, ORDER ORDER BY BY source_sequence source_sequence PROPERTIES PROPERTIES (( "desired_concurrent_number"

value. Alt – Hold while editing values to apply the change to all selected items (objects, bones, sequence-strips). This can be used for number fields and toggles. Animation I – Insert a keyframe. Alt-I Formats. Single Image A single, static image. Image Sequence An animation where each frame is stored in a separate file. See Opening an Image Sequence. For options, see Movie below. Movie A video file deselected elements in the repetitive sequence. Selected The number of selected elements in the repetitive sequence. Offset The number of elements to offset the sequence by. See also Mesh edit Select Shortest

deactivate A @enduml @startuml skinparam backgroundColor #EEEBDC skinparam handwritten true skinparam sequence { ArrowColor DeepSkyBlue ActorBorderColor DeepSkyBlue LifeLineBorderColor blue LifeLineBackgroundColor hello Alice -> Bob : ok @enduml 1.36.2 lifelineStrategy solid In order to have solid life line in sequence diagrams, you can use: • skinparam lifelineStrategy solid @startuml skinparam lifelineStrategy @startuml start if (Graphviz installed?) then (yes) :process all\ndiagrams; else (no) :process only __sequence__ and __activity__ diagrams; endif stop @enduml 也可以使用关键字 elseif 设置多个分支测试。 @startuml start if

(skinparam) 1 时序图 @startuml skinparam backgroundColor #EEEBDC skinparam handwritten true skinparam sequence { ArrowColor DeepSkyBlue ActorBorderColor DeepSkyBlue LifeLineBorderColor blue LifeLineBackgroundColor @startuml start if (Graphviz installed?) then (yes) :process all\ndiagrams; else (no) :process only __sequence__ and __activity__ diagrams; endif stop @enduml 也可以使用关键字 elseif 设置多个分支测试。 @startuml start if Boxes You can use the hide footbox keywords to remove the foot boxes of the gantt diagram (as for sequence diagram). Examples on: • daily scale (without project start) @startgantt hide footbox title

(skinparam) 1 时序图 @startuml skinparam backgroundColor #EEEBDC skinparam handwritten true skinparam sequence { ArrowColor DeepSkyBlue ActorBorderColor DeepSkyBlue LifeLineBorderColor blue LifeLineBackgroundColor : hello Alice -> Bob : ok @enduml [Ref. QA-9016] • solid In order to have solid life line in sequence diagrams, you can use: skinparam lifelineStrategy solid @startuml skinparam lifelineStrategy solid @startuml start if (Graphviz installed?) then (yes) :process all\ndiagrams; else (no) :process only __sequence__ and __activity__ diagrams; endif stop @enduml 也可以使用关键字 elseif 设置多个分支测试。 @startuml start if

(skinparam) 1 时序图 @startuml skinparam backgroundColor #EEEBDC skinparam handwritten true skinparam sequence { ArrowColor DeepSkyBlue ActorBorderColor DeepSkyBlue LifeLineBorderColor blue LifeLineBackgroundColor : hello Alice -> Bob : ok @enduml [Ref. QA-9016] • solid In order to have solid life line in sequence diagrams, you can use: skinparam lifelineStrategy solid @startuml skinparam lifelineStrategy solid @startuml start if (Graphviz installed?) then (yes) :process all\ndiagrams; else (no) :process only __sequence__ and __activity__ diagrams; endif stop @enduml 也可以使用关键字 elseif 设置多个分支测试。 @startuml start if

(skinparam) 1 时序图 @startuml skinparam backgroundColor #EEEBDC skinparam handwritten true skinparam sequence { ArrowColor DeepSkyBlue ActorBorderColor DeepSkyBlue LifeLineBorderColor blue LifeLineBackgroundColor @startuml start if (Graphviz installed?) then (yes) :process all\ndiagrams; else (no) :process only __sequence__ and __activity__ diagrams; endif stop @enduml 也可以使用关键字 elseif 设置多个分支测试。 @startuml start if "\uD83D\uDE10", "￿": "￿" } @endjson 11.6.2 JSON two-character escape sequence @startjson { "**legend**: character name": ["**two-character escape sequence**", "example (between 'a' and 'b')"], "quotation mark character

SERIAL 类型 的标识符列，该类型将会⾃动创建⼀个序列来分配 ID。 创建序列 CREATE SEQUENCE myid START 0; 使⽤序列 INSERT INTO test VALUES (nextval('myid'), 'test'); 修改序列 ALTER SEQUENCE myid RESTART WITH 88; 删除序列 开发指南 Greenplum数据仓库 UDW UDW Copyright © 2012-2021 UCloud 优刻得 101/206 DROP SEQUENCE myid; 8、索引 、索引 udw ⽀持B-tree、位图索引（bitmap） 默认创建的是 B-tree 索引；唯⼀索引必须包含在分布键中（可以是全部或者部分列，在第1个索引中可以部分列，之后必须全部列），唯⼀索引不⽀持 ao 表，唯⼀索引不会跨越分区起作⽤， 只是 ALTER SCHEMA 名字 RENAME TO 新名字 ALTER SCHEMA 名字 OWNER TO 新属主 命令: ALTER SEQUENCE 描述: 改变⼀个序列⽣成器的定义 语法: ALTER SEQUENCE 名字 [ INCREMENT [ BY ] 递增 ] [ MINVALUE 最⼩值 | NO MINVALUE ] [ MAXVALUE 最⼤值 |

deactivate A @enduml @startuml skinparam backgroundColor #EEEBDC skinparam handwritten true skinparam sequence { ArrowColor DeepSkyBlue ActorBorderColor DeepSkyBlue LifeLineBorderColor blue LifeLineBackgroundColor @startuml start if (Graphviz installed?) then (yes) :process all\ndiagrams; else (no) :process only __sequence__ and __activity__ diagrams; endif stop @enduml • if (...) is (...) then @startuml if (color "\uD83D\uDE10", "￿": "￿" } @endjson 11.7.2 JSON two-character escape sequence @startjson { "**legend**: character name": ["**two-character escape sequence**", "example (between 'a' and 'b')"], "quotation mark character

deactivate A @enduml @startuml skinparam backgroundColor #EEEBDC skinparam handwritten true skinparam sequence { ArrowColor DeepSkyBlue ActorBorderColor DeepSkyBlue LifeLineBorderColor blue LifeLineBackgroundColor start if (Graphviz installed?) then (yes) :process all\ndiagrams; else (no) :process only __sequence__ and __activity__ diagrams; endif stop @enduml 也可以使用关键字 elseif 设置多个分支测试。 @startuml start if value Comment sequenceMessageAlign left Used for messages in sequence diagrams sequenceReferenceAlign center Used for ref over in sequence diagrams @startuml skinparam sequenceMessageAlign center Alice