ST_GeometryMatch
LINESTRING Z(1 1 0,1.01414213562373 1.01414213562373 0,1.02828427124746 1.02828427124746 0,1.04242640687119 1.04242640687119 0,1.05656854249492 1.05656854249492 0,1.07071067811866 1.07071067811866 0,1.08485281374239 1....
ST_GeometryMatch
LINESTRING Z(1 1 0,1.01414213562373 1.01414213562373 0,1.02828427124746 1.02828427124746 0,1.04242640687119 1.04242640687119 0,1.05656854249492 1.05656854249492 0,1.07071067811866 1.07071067811866 0,1.08485281374239 1....
Collection
print(iris.exclude('sepallength','petallength')[:5].head(5))返回结果：sepalwidth petalwidth name 0 3.0 0.2 Iris-setosa 1 3.2 0.2 Iris-setosa 2 3.1 0.2 Iris-setosa 3 3.6 0.2 Iris-setosa 4 3.9 0.4 Iris-setosa PyODPS 0.7.2版...
ST_Collect
从其他Geometry对象的...st_astext-MULTIPOINT(1 0,0.707106781186548-0.707106781186547,0-1,-0.70.7106781186546-0.707106781186549,-1 0,-0.70710678118655 0.7071.06781186545,0 1,0.707106781186544 0.707106781186551,1 0)(1 row)
ST_Collect
从其他Geometry对象的...st_astext-MULTIPOINT(1 0,0.707106781186548-0.707106781186547,0-1,-0.70.7106781186546-0.707106781186549,-1 0,-0.70710678118655 0.7071.06781186545,0 1,0.707106781186544 0.707106781186551,1 0)(1 row)
ST_Collect
从其他Geometry对象的...st_astext-MULTIPOINT(1 0,0.707106781186548-0.707106781186547,0-1,-0.70.7106781186546-0.707106781186549,-1 0,-0.70710678118655 0.7071.06781186545,0 1,0.707106781186544 0.707106781186551,1 0)(1 row)
ST_FlipCoordinates
互换一个输入对象的X和Y坐标。...{"version":1,"root":0,"meshgeoms":["MESHGEOM(PATCH(INDEXSURFACE Z(VERTEX(0 0 2,10 0 3,10 1 0 1,0 10 1),INDEX((0,1,2),(1,2,3)))))"],"primitives":[{"meshgeom":0}],"nodes":[{"primitive":0}]}
ST_FlipCoordinates
互换一个输入对象的X和Y坐标。...{"version":1,"root":0,"meshgeoms":["MESHGEOM(PATCH(INDEXSURFACE Z(VERTEX(0 0 2,10 0 3,10 1 0 1,0 10 1),INDEX((0,1,2),(1,2,3)))))"],"primitives":[{"meshgeom":0}],"nodes":[{"primitive":0}]}
产品价格
1 0.0015 华北3（张家口）ESSD PL1云盘 1 0.002 SSD云盘 0.8 0.001 中国（香港）ESSD PL1云盘 1.52 0.0033 SSD云盘 1.27 0.0018 亚太 印度（孟买）ESSD PL1云盘 1.52 0.0033 SSD云盘 1.21 0.0018 新加坡 印度尼西亚（雅加达）ESSD PL1云盘 ...
使用float2类型压缩存储向量
SELECT L2_DISTANCE(ARRAY[1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0]:FLOAT2[],ARRAY[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0]:FLOAT2[]);float2的实际应用案例 对于安保系统来说，每天都会定时的将监控的图片数据存在人脸表中，安保系统会输入...
虚拟键码清单
（分隔键）VK_SUBTRACT 0x6D-（减键）VK_DECIMAL 0x6E 十进制键 VK_DIVIDE 0x6F/（除键）VK_F1 0x70 F1键 VK_F2 0x71 F2键 VK_F3 0x72 F3键 VK_F4 0x73 F4键 VK_F5 0x74 F5键 VK_F6 0x75 F6键 VK_F7 0x76 F7键 VK_F8 0x77 F8键 VK_F9 0x78 ...
PyODPS的采样
setosa 9 4.8 3.0 1.4 0.1 Iris-setosa 10 4.3 3.0 1.1 0.1 Iris-setosa 11 5.1 3.5 1.4 0.3 Iris-setosa 12 5.7 3.8 1.7 0.3 Iris-setosa 13 5.1 3.8 1.5 0.3 Iris-setosa 14 5.1 3.7 1.5 0.4 Iris-setosa 15 4.6 3.6 1.0 0.2 Iris-setosa...
数仓版（3.0）产品定价
包年包月集群的存储价格 计费项 按量付费价格 每月费用估算 ② 热存储数据 云盘等级PL0 0.0011元/GB/小时 0.792元/GB/月 云盘等级PL1 0.0028元/GB/小时 2.016元/GB/月 云盘等级PL2 0.0056元/GB/小时 4.032元/GB/月 云盘等级PL3 0.0112元/...
ST_3DShortestLine
示例 对比ST_3DLongestLine与ST_3DShortestLine：SELECT ST_AsText(ST_3DLongestLine(g1,g2))as lonest,ST_AsText(ST_3DShortestLine(g1,g2))as shortest from(SELECT 'POINT(0 0 0)':geometry as g1,'LINESTRING(0 0 1,1 1 0)':geometry ...
ST_3DShortestLine
示例 对比ST_3DLongestLine与ST_3DShortestLine：SELECT ST_AsText(ST_3DLongestLine(g1,g2))as longest,ST_AsText(ST_3DShortestLine(g1,g2))as shortest from(SELECT 'POINT(0 0 0)':geometry as g1,'LINESTRING(0 0 1,1 1 0)':geometry ...
ST_3DShortestLine
示例 对比ST_3DLongestLine与ST_3DShortestLine：SELECT ST_AsText(ST_3DLongestLine(g1,g2))as lonest,ST_AsText(ST_3DShortestLine(g1,g2))as shortest from(SELECT 'POINT(0 0 0)':geometry as g1,'LINESTRING(0 0 1,1 1 0)':geometry ...
ST_SwapOrdinates
交换meshgeom或sfmesh对象指定坐标轴后...{"version":1,"root":0,"meshgeoms":["MESHGEOM(PATCH(INDEXSURFACE Z(VERTEX(2 0 0,3 10 0,1 10 10,1 0 10),INDEX((0,1,2),(1,2,3)))))"],"primitives":[{"meshgeom":0}],"nodes":[{"primitive":0}]}
ST_SwapOrdinates
交换meshgeom或sfmesh对象指定坐标轴后...{"version":1,"root":0,"meshgeoms":["MESHGEOM(PATCH(INDEXSURFACE Z(VERTEX(2 0 0,3 10 0,1 10 10,1 0 10),INDEX((0,1,2),(1,2,3)))))"],"primitives":[{"meshgeom":0}],"nodes":[{"primitive":0}]}
概述
Out[5]:0 1 0 1.0 NaN 1 1.0 1.0 PyODPS PyODPS使用MaxCompute计算和存储数据，而MaxCompute并不保证数据顺序，因此PyODPS不保证数据顺序，不支持时序操作。执行层 Mars Mars包含客户端和分布式执行层。您可以通过调用 o.create_mars_...
在ACK上使用UnitedDeployment
通过UnitedDeployment控制器自定义工作负载模板和弹性单元...kubectl get pod-o wide NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES ud-nginx-subset-a-7lbtd-5b5bd77549-5bw6l 1/1 Running 0 73s 192.168.0.126 ...
MESHGEOM
2 patches，1 is point and 2 is indexsurface MESHGEOM(PATCH(POINT(0 0 1),INDEXSURFACE(VERTEX(0 0 1,0 10 2,10 10 3,10 0 4),INDEX((0,1,2),(1,2,3)))))-With Norma and texcoord MESHGEOM(PATCH(TRIANGLESTRIP(0 0 1,0 10 2,10 10 3,...
MESHGEOM
2 patches，1 is point and 2 is indexsurface MESHGEOM(PATCH(POINT(0 0 1),INDEXSURFACE(VERTEX(0 0 1,0 10 2,10 10 3,10 0 4),INDEX((0,1,2),(1,2,3)))))-With Norma and texcoord MESHGEOM(PATCH(TRIANGLESTRIP(0 0 1,0 10 2,10 10 3,...
执行
versicolor 4 6.0 2.2 4.0 1.0 Iris-versicolor 5 6.2 2.2 4.5 1.5 Iris-versicolor 6 5.5 2.4 3.8 1.1 Iris-versicolor 7 5.5 2.4 3.7 1.0 Iris-versicolor 8 6.3 2.3 4.4 1.3 Iris-versicolor 9 5.0 2.3 3.3 1.0 Iris-versicolor 并行...
错误排查
1 0x01 Connection Refused,unacceptable protocol version 服务器不支持设备端请求的MQTT协议版本。2 0x02 Connection Refused,identifier rejected clientId 参数格式错误，不符合物联网平台规定的格式。例如参数值超出长度限制、扩展...
存储I/O性能
存储I/O性能又称存储读写性能...000 ecs.c6e.26xlarge 48.0 16.0 2,000 表 9.r6e的存储I/O性能 实例规格 最大IOPS（万，4KiB I/O）最大存储带宽（Gbit/s）最大吞吐量（MB/s，1024KiB I/O）ecs.r6e.large 2.0 1.0 125 ecs.r6e.xlarge 4.0 1.5 ...
洛伦兹曲线
quantile col0 0 0 1 0.01818181818181818 2 0.01818181818181818 3 0.01818181818181818 4 0.01818181818181818 5 0.01818181818181818 6 0.01818181818181818 7 0.01818181818181818 8 0.01818181818181818 9 0.01818181818181818 10 0....
RDS MySQL 8.0开放参数一览表
https://dev.mysql.com/doc/refman/8.0/en/replication-options-binary-log.html#sysvar_binlog_checksum binlog_group_commit_sync_delay 8.0 1 0[0-1000000]无限制 控制二进制日志提交在将二进制日志文件同步到磁盘之前等待的微秒数。...
版本说明
1.4.4 组件列表 组件 变更前版本 变更后版本 总体 1.4.3 1.4.4 trident 1.13.0 1.13.1 trident-addons 1.9.4 1.9.4 kube-prometheus-stack 30.2.3 30.2.3 loki-stack 2.8.5 2.8.9 kyverno-2.3.2 cn-opcc 1.3.0 1.3.2 adp-local 2.0.3 2.1.9...
聚合函数
返回结果：LINESTRING(0 0,0 1,0 2)示例二 假设表结构如下，从上往下依次为数据的输入顺序。id name geom 1 A POINT(0 0)3 C POINT(0 2)2 B POINT(0 1)执行以下命令，将geom列构建为LineString对象。SELECT ST_AsText(ST_MakeLine_Agg(geom...
使用ECI搭建Redis集群
使用容器化方式搭建Redis...kubectl get pods-l app=redis-cluster-o wide 返回类似以下信息：NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES redis-cluster-0 1/1 Running 0 9m37s 172.16.55.6 virtual-kubelet-...
ST_AsWKT
{"version":1,"root":0,"meshgeoms":["MESHGEOM(PATCH(INDEXSURFACE Z(VERTEX(0 0 2,0 10 3,10 10 1,10 0 1),INDEX((0,1,2),(1,2,3)))))"],"primitives":[{"meshgeom":0}],"nodes":[{"primitive":0}]} select ST_AsWKT(ST_MeshGeomFromText...
ST_AsWKT
{"version":1,"root":0,"meshgeoms":["MESHGEOM(PATCH(INDEXSURFACE Z(VERTEX(0 0 2,0 10 3,10 10 1,10 0 1),INDEX((0,1,2),(1,2,3)))))"],"primitives":[{"meshgeom":0}],"nodes":[{"primitive":0}]} select ST_AsWKT(ST_MeshGeomFromText...
ST_AsEWKT
{"version":1,"root":0,"meshgeoms":["MESHGEOM(PATCH(INDEXSURFACE Z(VERTEX(0 0 2,0 10 3,10 10 1,10 0 1),INDEX((0,1,2),(1,2,3)))))"],"primitives":[{"meshgeom":0}],"nodes":[{"primitive":0}]} select ST_AsEWKT(ST_...
ST_AsEWKT
{"version":1,"root":0,"meshgeoms":["MESHGEOM(PATCH(INDEXSURFACE Z(VERTEX(0 0 2,0 10 3,10 10 1,10 0 1),INDEX((0,1,2),(1,2,3)))))"],"primitives":[{"meshgeom":0}],"nodes":[{"primitive":0}]} select ST_AsEWKT(ST_...
Serverless实例计费说明
10]1 0.4 5 2 第二阶梯（10,50]0.6 0.24 3 1.2 第三阶梯（50,200]0.5 0.2 2.5 1 第四阶梯>200 0.4 0.16 2 0.8 专业版实例消息收发单价 地域 计费阶梯 月度消息收发累计次数（亿次）普通消息发送（元/百万次）普通消息订阅（元/百万次）高级...
RDS MySQL开放参数一览表
https://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html#sysvar_explicit_defaults_for_timestamp flush_time 5.7 1 0[0-31536000]无限制 如果设置为非零值，则每flush_time秒关闭所有表，以释放资源并将未刷新的数据同步...
共享型
实例规格 vCPU 内存（GiB）网络基准带宽（Gbit/s）网络收发包PPS（万）多队列 弹性网卡 单网卡私有IP ecs.s6-c1m1.small 1 1.0 0.1 15 1 2 2 ecs.s6-c1m2.small 1 2.0 0.1 15 1 2 2 ecs.s6-c1m4.small 1 4.0 0.1 15 1 2 2 ecs.s6-c1m2....
国际/港澳台短信服务定价
BN 673 0.118 Bulgaria 保加利亚 BG 359 0.704 Burkina Faso 布基纳法索 BF 226 0.506 Burundi 布隆迪 BI 257 0.692 Canada 加拿大 CA 1 0.053 Cambodia 柬埔寨 KH 855 0.78 Cameroon 喀麦隆 CM 237 0.717 Cayman Islands 开曼群岛 KY 1345...
启用CNI插件提升安全性
OUTPUT tcp-*0.0.0.0/0 0.0.0.0/0 Chain ISTIO_INBOUND(1 references)num pkts bytes target prot opt in out source destination 1 0 0 RETURN tcp-*0.0.0.0/0 0.0.0.0/0 tcp dpt:15008 2 0 0 RETURN tcp-*0.0.0.0/0 0.0.0.0/0 tcp dpt:22...
ST_Affine
INDEX((0,1,2),(1,2,3)))))-float array select ST_asText(ST_Affine('MESHGEOM(PATCH(INDEXSURFACE(VERTEX(0 0,0 10,10 10,10 0),INDEX((0,1,2),(1,2,3)))))':meshgeom,ARRAY[cos(pi()),-sin(pi()),0,0,sin(pi()),cos(pi()),0,0,0,0,1,0,0...
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