{"id":12337,"date":"2021-10-22T00:00:07","date_gmt":"2021-10-22T07:00:07","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=12337"},"modified":"2021-10-21T15:24:57","modified_gmt":"2021-10-21T22:24:57","slug":"data-visualization-charts-7-0-2","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/pt\/data-visualization-charts-7-0-2\/","title":{"rendered":"Aumente o n\u00edvel de sua visualiza\u00e7\u00e3o de dados com gr\u00e1ficos no Couchbase 7.0.2"},"content":{"rendered":"<p><strong>Se uma imagem for<\/strong> Se uma visualiza\u00e7\u00e3o de dados vale mais do que mil palavras, ela vale mais do que mil pontos de dados.<\/p>\n<p>Com o lan\u00e7amento do Couchbase 7.0.2, o Query Workbench (e o Analytics Workbench) agora inclui uma guia Gr\u00e1ficos que permite criar gr\u00e1ficos e outras visualiza\u00e7\u00f5es de dados com base nos resultados de uma determinada consulta. <\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/couchbase-query-workbench-data-visualization-charts-overview.gif\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/couchbase-query-workbench-data-visualization-charts-overview.gif\" alt=\"An overview of Charts data visualization capabilities in the Couchbase Query Workbench\" width=\"600\" height=\"337\" class=\"aligncenter size-full wp-image-12340\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<h2>Um olhar mais atento aos gr\u00e1ficos<\/h2>\n<p>Internamente, usamos o D3.js para renderizar os pr\u00f3prios gr\u00e1ficos. Cada valor individual pode ser visto usando a dica de ferramenta ao passar o mouse, e a legenda (cores e o que elas representam) dos gr\u00e1ficos multicoloridos \u00e9 vista no canto direito da tela. <\/p>\n<p>Os gr\u00e1ficos de visualiza\u00e7\u00e3o de dados tamb\u00e9m podem ser baixados como SVG usando o bot\u00e3o no lado direito da tela. O dimensionamento da tela ou da pr\u00f3pria tela ajusta automaticamente os gr\u00e1ficos para caberem. <\/p>\n<p>Aqui est\u00e1 um GIF de como \u00e9 simples come\u00e7ar a usar gr\u00e1ficos enquanto se usa o query workbench:<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/charts-tab-couchbase-query-workbench-7-0-2.gif\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/charts-tab-couchbase-query-workbench-7-0-2.gif\" alt=\"Using the charts tab in the Couchbase Query Workbench 7.0.2\" width=\"600\" height=\"300\" class=\"aligncenter size-full wp-image-12342\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>A guia Charts (Gr\u00e1ficos) suporta oito tipos diferentes de gr\u00e1ficos:<\/p>\n<ul>\n<ul>\n<li>Dispers\u00e3o Reunir<\/li>\n<li>Dispers\u00e3o conectada<\/li>\n<li>Linha<\/li>\n<li>\u00c1rea<\/li>\n<li>Bar<\/li>\n<li>Barra agrupada<\/li>\n<li>Torta<\/li>\n<li>Donut<\/li>\n<\/ul>\n<\/ul>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<h2>Gr\u00e1fico de dispers\u00e3o<\/h2>\n<p>Os gr\u00e1ficos de dispers\u00e3o incluem gr\u00e1ficos X-Y padr\u00e3o com a capacidade de visualizar os dados por cor. Esse gr\u00e1fico permite que voc\u00ea observe a rela\u00e7\u00e3o entre dois valores e agrupe os pontos de dados usando um terceiro valor, basicamente como uma correla\u00e7\u00e3o. Os gr\u00e1ficos de dispers\u00e3o s\u00e3o pontos que representam partes individuais de dados. <\/p>\n<p>Digamos que tenhamos alguns dados de precipita\u00e7\u00e3o para uma determinada \u00e1rea no norte da Calif\u00f3rnia. Nosso conjunto de dados inclui a precipita\u00e7\u00e3o, o dia do ano hidrol\u00f3gico, a data em geral e a precipita\u00e7\u00e3o registrada para aquele dia. <\/p>\n<p>No gr\u00e1fico abaixo, mostramos a precipita\u00e7\u00e3o pluviom\u00e9trica por ano nos \u00faltimos cinco anos.<\/p>\n<pre>\r\nselect DayOfWaterYear,PrecipToDate,Year from rainfall_data where Year in [2010,2012,2014,2016,2018,2021];\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Vamos primeiro dar uma olhada em uma representa\u00e7\u00e3o simples e tabular desses dados. <\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/tabular-data-representation.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/tabular-data-representation.png\" alt=\"A tabular representation of data in Couchbase Query Workbench\" width=\"606\" height=\"724\" class=\"aligncenter size-full wp-image-12351\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/tabular-data-representation.png 606w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/tabular-data-representation-251x300.png 251w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/tabular-data-representation-300x358.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/tabular-data-representation-17x20.png 17w\" sizes=\"auto, (max-width: 606px) 100vw, 606px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Ao plotar isso em um gr\u00e1fico, obtemos o seguinte:<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/scatter-chart-couchbase-query-workbench.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/scatter-chart-couchbase-query-workbench.png\" alt=\"A scatter chart in the Couchbase Query Workbench\" width=\"1000\" height=\"543\" class=\"aligncenter size-full wp-image-12350\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/scatter-chart-couchbase-query-workbench.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/scatter-chart-couchbase-query-workbench-300x163.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/scatter-chart-couchbase-query-workbench-768x417.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/scatter-chart-couchbase-query-workbench-20x11.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Another fun example we can look at is plotting the geo data from our `travel-sample` bucket and plotting all the airports in the United States.<\/p>\n<pre>\r\nselect * from `travel-sample` where type = 'airport' and country = \"United States\";\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/geo-data-visualization-usa-airports-couchbase-charts.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/geo-data-visualization-usa-airports-couchbase-charts.png\" alt=\"A geographic data visualization of USA airports in Couchbase charts\" width=\"1000\" height=\"518\" class=\"aligncenter size-full wp-image-12354\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/geo-data-visualization-usa-airports-couchbase-charts.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/geo-data-visualization-usa-airports-couchbase-charts-300x155.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/geo-data-visualization-usa-airports-couchbase-charts-768x398.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/geo-data-visualization-usa-airports-couchbase-charts-20x10.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Podemos ver os dados agrupados por fusos hor\u00e1rios de forma t\u00e3o organizada que nos d\u00e1 um mapa dos EUA. Tamb\u00e9m podemos ver facilmente quaisquer discrep\u00e2ncias nos dados ao visualiz\u00e1-los usando gr\u00e1ficos. Aqui, vemos um ponto de dados aleat\u00f3rio para o fuso hor\u00e1rio <em>N<\/em> que introduzi como um ponto de dados err\u00f4neo. <\/p>\n<p>Esses tipos de gr\u00e1ficos s\u00e3o \u00fateis quando voc\u00ea est\u00e1 tentando identificar a extens\u00e3o da correla\u00e7\u00e3o entre dois valores. Usando o recurso de agrupamento, voc\u00ea pode agrupar pontos de dados com base na cor. Isso pode lhe mostrar se h\u00e1 lacunas inesperadas nos dados ou se h\u00e1 pontos discrepantes. Isso pode ser \u00fatil se voc\u00ea quiser segmentar os dados em diferentes partes, como no desenvolvimento de personas de usu\u00e1rios.<\/p>\n<p>Quando temos muitos pontos de dados para plotar, pode ocorrer o problema de plotagem excessiva.<\/p>\n<h2>Gr\u00e1fico de dispers\u00e3o conectado<\/h2>\n<p>Semelhante ao gr\u00e1fico de linhas, o gr\u00e1fico de dispers\u00e3o conectado exibe a evolu\u00e7\u00e3o ou a tend\u00eancia de um determinado valor num\u00e9rico em rela\u00e7\u00e3o a outro valor, geralmente representando um intervalo de tempo, enquanto tamb\u00e9m exibe os pontos de dados individuais. Ele permite que voc\u00ea visualize o tipo ou a rela\u00e7\u00e3o ou a tend\u00eancia, seja ela linear ou exponencial, etc. <\/p>\n<p>Como exemplo, vamos analisar o mercado de criptomoedas, ou seja, Bitcoins, e ver como est\u00e1 a tend\u00eancia dos valores altos para o m\u00eas de setembro usando a API Polygon IO.<\/p>\n<pre>\r\nselect millis_to_str(item.t,\"2021-07-21\") as date, item from curl(\"https:\/\/api.polygon.io\/v2\/aggs\/ticker\/X:BTCUSD\/range\/1\/day\/2021-09-01\/2021-09-30?adjusted=true&sort=asc&apiKey=<key>\") as res unnest res.results as item;\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>In this example, we use `unnest` to flatten the nested results returned from the API.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/connected-scatter-chart-bitcoin-value-couchbase-1.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/connected-scatter-chart-bitcoin-value-couchbase-1.png\" alt=\"A connected scatter chart of bitcoin value in Couchbase charts\" width=\"1000\" height=\"507\" class=\"aligncenter size-full wp-image-12352\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/connected-scatter-chart-bitcoin-value-couchbase-1.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/connected-scatter-chart-bitcoin-value-couchbase-1-300x152.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/connected-scatter-chart-bitcoin-value-couchbase-1-768x389.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/connected-scatter-chart-bitcoin-value-couchbase-1-20x10.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<h2>Gr\u00e1fico de linhas<\/h2>\n<p>O gr\u00e1fico de linhas \u00e9 uma visualiza\u00e7\u00e3o de dados que exibe a evolu\u00e7\u00e3o de um valor num\u00e9rico em rela\u00e7\u00e3o a outro valor, geralmente o tempo. <\/p>\n<p>Vamos ver como as a\u00e7\u00f5es da Couchbase est\u00e3o se saindo desde sua IPO em julho.<\/p>\n<pre>\r\nselect millis_to_str(item.t,\"2021-07-21T21:00:00\") as date, item from curl(\"https:\/\/api.polygon.io\/v2\/aggs\/ticker\/BASE\/range\/1\/day\/2021-07-22\/2021-09-21?apiKey=<key>\") res\r\nunnest res.results as item\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/line-chart-couchbase-stock-visualization-1.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/line-chart-couchbase-stock-visualization-1.png\" alt=\"A line chart visualization of Couchbase stock prices\" width=\"1000\" height=\"524\" class=\"aligncenter size-full wp-image-12355\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/line-chart-couchbase-stock-visualization-1.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/line-chart-couchbase-stock-visualization-1-300x157.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/line-chart-couchbase-stock-visualization-1-768x402.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/line-chart-couchbase-stock-visualization-1-20x10.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Os gr\u00e1ficos de linhas s\u00e3o usados para rastrear altera\u00e7\u00f5es em per\u00edodos curtos e longos. Quando h\u00e1 mudan\u00e7as menores, os gr\u00e1ficos de linhas s\u00e3o melhores do que os gr\u00e1ficos de barras. Os gr\u00e1ficos de linhas tamb\u00e9m podem ser usados para comparar as mudan\u00e7as no mesmo per\u00edodo de tempo para mais de um grupo.<\/p>\n<h2>Gr\u00e1fico de \u00e1rea<\/h2>\n<p>Os gr\u00e1ficos de \u00e1rea s\u00e3o muito semelhantes aos gr\u00e1ficos de linhas e de barras, pois combinam um gr\u00e1fico de linhas e de barras para mostrar como os valores num\u00e9ricos mudam ao longo do tempo (ou o valor usado). Os gr\u00e1ficos de \u00e1rea oferecem uma distribui\u00e7\u00e3o na visualiza\u00e7\u00e3o de dados.<\/p>\n<p>Para este exemplo, vamos trabalhar com alguns dados da COVID-19 para a Calif\u00f3rnia. Vamos dar uma olhada em algumas estat\u00edsticas de vacina\u00e7\u00e3o para o ano de 2021. <\/p>\n<pre>\r\nselect * from covid_data.state.demographics where date_part_str(date,\"year\") = 2021 limit 50;\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/area-chart-covid-19-data-california.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/area-chart-covid-19-data-california.png\" alt=\"An area chart of COVID-19 data for California\" width=\"1000\" height=\"528\" class=\"aligncenter size-full wp-image-12344\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/area-chart-covid-19-data-california.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/area-chart-covid-19-data-california-300x158.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/area-chart-covid-19-data-california-768x406.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/area-chart-covid-19-data-california-20x11.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<h2>Gr\u00e1ficos de barras e gr\u00e1ficos de barras agrupados<\/h2>\n<p>Os gr\u00e1ficos de barras s\u00e3o usados para visualizar dados categ\u00f3ricos com barras retangulares com alturas proporcionais aos valores que representam. <\/p>\n<p>Quando voc\u00ea quiser comparar v\u00e1rios valores em rela\u00e7\u00e3o \u00e0 mesma base (geralmente a do tempo), use um gr\u00e1fico de barras agrupadas. Os gr\u00e1ficos de barras s\u00e3o especialmente \u00fateis quando as altera\u00e7\u00f5es ao longo do tempo s\u00e3o maiores.<\/p>\n<p>Primeiro, vamos plotar os mesmos dados do gr\u00e1fico de \u00e1rea acima em um gr\u00e1fico de barras.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/bar-chart-covid-19-data-california.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/bar-chart-covid-19-data-california.png\" alt=\"A bar chart of COVID-19 data for California in Couchbase Charts\" width=\"1000\" height=\"518\" class=\"aligncenter size-full wp-image-12345\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/bar-chart-covid-19-data-california.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/bar-chart-covid-19-data-california-300x155.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/bar-chart-covid-19-data-california-768x398.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/bar-chart-covid-19-data-california-20x10.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Agora vamos comparar quais tipos de vacina foram mais populares por munic\u00edpio no m\u00eas de setembro: Moderna, Pfizer ou Jansen? <\/p>\n<pre>\r\nselect moderna_doses,jj_doses, pfizer_doses,date_format_str(date,\"2020-09-09\") as date from covid_data.county.vaccinations  where date_part_str(date,\"year\") = 2021 and date_part_str(date,\"month\") in [9]\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/covid-19-vaccine-type-data-california-couchbase-grouped-bar-chart.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/covid-19-vaccine-type-data-california-couchbase-grouped-bar-chart.png\" alt=\"A grouped bar chart of COVID-19 vaccine type data in California visualized in Couchbase\" width=\"1000\" height=\"525\" class=\"aligncenter size-full wp-image-12353\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/covid-19-vaccine-type-data-california-couchbase-grouped-bar-chart.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/covid-19-vaccine-type-data-california-couchbase-grouped-bar-chart-300x158.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/covid-19-vaccine-type-data-california-couchbase-grouped-bar-chart-768x403.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/covid-19-vaccine-type-data-california-couchbase-grouped-bar-chart-20x11.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Um ponto importante a ser observado nos gr\u00e1ficos de barras e de barras agrupadas \u00e9 que, se a diferen\u00e7a entre o menor e o maior valor que est\u00e1 sendo plotado for alta, os valores menores ser\u00e3o plotados como 0 (sem uma barra). <\/p>\n<p>Eventualmente, esse recurso adicionar\u00e1 suporte a uma escala logar\u00edtmica para plotar valores que variam muito. <\/p>\n<h2>Gr\u00e1ficos de rosca e gr\u00e1ficos de pizza<\/h2>\n<p>Os gr\u00e1ficos de rosca e de pizza representam uma parte de um todo. Eles dividem o total de dados em partes com base nos valores num\u00e9ricos que voc\u00ea passa.<\/p>\n<p>A diferen\u00e7a entre os gr\u00e1ficos de rosca e de pizza \u00e9 principalmente cosm\u00e9tica. Se voc\u00ea preferir ver as partes como uma torta, escolha os gr\u00e1ficos de pizza. Nesses gr\u00e1ficos, os 3% dados mais baixos ser\u00e3o agrupados em outros e exibidos como uma lista na lateral da tela. <\/p>\n<p>A partir dos nossos dados de vacina\u00e7\u00e3o contra a COVID-19, vamos dar uma olhada nos dados demogr\u00e1ficos da distribui\u00e7\u00e3o da popula\u00e7\u00e3o.<\/p>\n<pre>\r\nselect population_total, race_label from covid_data.state.demographics;\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/pie-chart-couchbase-data-visualization.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/pie-chart-couchbase-data-visualization.png\" alt=\"A pie chart data visualization in Couchbase\" width=\"1000\" height=\"527\" class=\"aligncenter size-full wp-image-12348\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/pie-chart-couchbase-data-visualization.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/pie-chart-couchbase-data-visualization-300x158.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/pie-chart-couchbase-data-visualization-768x405.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/pie-chart-couchbase-data-visualization-20x11.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Para ver o gr\u00e1fico de rosca, vamos ver o n\u00famero de dados demogr\u00e1ficos totalmente vacinados. <\/p>\n<pre>\r\nselect sum(fully_vaccinated) as vaccinated, race_label from covid_data.state.demographics group by race_label;\r\n<\/pre>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p><a href=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/pie-chart-visualization-covid-19-data-california.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/2021\/10\/pie-chart-visualization-covid-19-data-california.png\" alt=\"A donut chart visualization of COVID-19 data in California\" width=\"1000\" height=\"538\" class=\"aligncenter size-full wp-image-12349\" srcset=\"https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/pie-chart-visualization-covid-19-data-california.png 1000w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/pie-chart-visualization-covid-19-data-california-300x161.png 300w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/pie-chart-visualization-covid-19-data-california-768x413.png 768w, https:\/\/www.couchbase.com\/blog\/wp-content\/uploads\/sites\/1\/2021\/10\/pie-chart-visualization-covid-19-data-california-20x11.png 20w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/a><\/p>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>A visualiza\u00e7\u00e3o imediata de dados de gr\u00e1ficos nas guias do workbench de consulta facilita a obten\u00e7\u00e3o imediata de insights sobre os dados. <\/p>\n<h2>Resumo dos recursos<\/h2>\n<p>Os novos recursos de gr\u00e1ficos incluem tudo o que se segue:<\/p>\n<ul>\n<ul>\n<li>The X axis takes a numeric or `date`, `time`, or `timestamp` value.<\/li>\n<li>Os formatos suportados de data, hora e carimbo de data\/hora incluem ISO8601.\n<ul>\n<li>`2021-09-21T05:04:55.999`<\/li>\n<li>`2021-09-21T05:04:55`<\/li>\n<li>`2021-09-21 05:04:55.999`<\/li>\n<li>`2021-09-21 05:04:55`<\/li>\n<li>`2021-09-21`<\/li>\n<\/ul>\n<\/li>\n<li>O eixo Y deve ser num\u00e9rico.<\/li>\n<li>A op\u00e7\u00e3o gather-by-color assume qualquer valor que \u00e9 usado para agrupar os dados.<\/li>\n<li>Para gr\u00e1ficos de pizza\/donut, barra\/barra agrupada, os valores devem ser sempre num\u00e9ricos. Os r\u00f3tulos podem ser num\u00e9ricos, datas, horas, registros de data e hora (em um formato espec\u00edfico) e ordinais.<\/li>\n<li>Os dados geogr\u00e1ficos (GIS) podem ser plotados usando gr\u00e1ficos X-Y (como visto no exemplo da amostra de viagem).<\/li>\n<li>Capacidade de passar o mouse.<\/li>\n<li>Baixe e compartilhe gr\u00e1ficos como SVG.<\/li>\n<\/ul>\n<\/ul>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<h2>Trabalho futuro<\/h2>\n<p>Outros tipos de gr\u00e1ficos que planejamos suportar incluem:<\/p>\n<ul>\n<ul>\n<li>Gr\u00e1ficos multilinhas <\/li>\n<li>V\u00e1rios gr\u00e1ficos na mesma tela<\/li>\n<li>Mapas<\/li>\n<li>Gr\u00e1ficos de barras empilhadas e percentuais<\/li>\n<li>Gr\u00e1ficos de barras bidirecionais<\/li>\n<li>Histogramas<\/li>\n<li>Gr\u00e1ficos de bolhas<\/li>\n<li>Mapas de densidade<\/li>\n<li>Gr\u00e1ficos de espaguete<\/li>\n<li>Mapas de calor<\/li>\n<\/ul>\n<\/ul>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>Tamb\u00e9m planejamos oferecer suporte a ordinais no eixo do gr\u00e1fico e a mais formatos de data, hora e registro de data e hora.<\/p>\n<div class=\"wp-block-spacer\" style=\"height: 30px;\" aria-hidden=\"true\"> <\/div>\n<div style=\"text-align:center;\"><strong>Mergulhe nos novos recursos de gr\u00e1ficos hoje mesmo:<br><br \/>\n<a href=\"https:\/\/www.couchbase.com\/blog\/pt\/downloads\/?ref=blog\" rel=\"noopener\" target=\"_blank\">Download do Couchbase 7<\/a><\/strong><\/div>\n<div class=\"wp-block-spacer\" style=\"height: 15px;\" aria-hidden=\"true\"> <\/div>\n<p>&nbsp;<br \/>\n&nbsp;<br \/>\n&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>If a picture is worth a thousand words, data visualization is worth a thousand data points. With the release of Couchbase 7.0.2, the Query Workbench (and the Analytics Workbench) now include a Charts tab that allows you to create charts [&hellip;]<\/p>","protected":false},"author":6882,"featured_media":12339,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[2294,1816,8683,9327,2389,1812],"tags":[9387,2190,2250],"ppma_author":[9057],"class_list":["post-12337","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-analytics","category-couchbase-server","category-geospatial","category-javascript","category-solutions","category-n1ql-query","tag-covid-19","tag-cryptocurrency","tag-data-visualization"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.7.1 (Yoast SEO v25.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Level Up Your Data Visualization with 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