{"id":2378,"date":"2010-09-20T23:05:49","date_gmt":"2010-09-21T02:05:49","guid":{"rendered":"http:\/\/www.viamais.net\/blog\/?p=2378"},"modified":"2010-09-20T23:05:49","modified_gmt":"2010-09-21T02:05:49","slug":"gravar-campo-calculado-em-tabela","status":"publish","type":"post","link":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/","title":{"rendered":"Gravar campo calculado em tabela"},"content":{"rendered":"<p>[ad#texto]<br \/>\nOs <strong>DBA\u00b4s<\/strong> mais puristas ir\u00e3o jogar pedras e dizer que n\u00e3o se deve gravar <strong>campo<\/strong> calculado, o ideal \u00e9 deixar que o software ou uma rotina interna do pr\u00f3prio <strong>banco de dados<\/strong> resgate os valores e fa\u00e7a o c\u00e1lculo devolvendo o resultado.<\/p>\n<p>Eu digo que o desenvolvedor deve decidir isso.<\/p>\n<p>Por qu\u00ea?<\/p>\n<p>Porque nunca um <strong>software<\/strong> \u00e9 100% igual \u00e0 outra, temos sim, regras gen\u00e9ricas que servem para nortear os m\u00e9todos de <strong>desenvolvimento de software<\/strong> e para evitar que coisas bizarras ocorram, mas nunca devemos seguir cegamente, pois em casos espec\u00edficos isso pode comprometer o seu <strong>software<\/strong>.<\/p>\n<p>No caso do <strong>campo<\/strong> calculado digo que a grande maioria dos casos a regra da engenharia que diz que n\u00e3o devemos gravar em tabela <strong>campos<\/strong> calculados ir\u00e1 prevalecer e ser a melhor sa\u00edda, mas casos espec\u00edficos podem indicar completamente ao contr\u00e1rio.<\/p>\n<p>Um exemplo disso \u00e9 o problema de <strong>performance<\/strong>, imagine a sua rotina de c\u00e1lculo:<\/p>\n<ul>\n<li>\u00c9 preciso buscar os dados para o c\u00e1lculo do <strong>banco de dados<\/strong>;<\/li>\n<li>A opera\u00e7\u00e3o matem\u00e1tica \u00e9 realizada;<\/li>\n<li>O resultado \u00e9 devolvido.<\/li>\n<\/ul>\n<p>Nas duas primeiras etapas podemos ter um <strong>gargalo<\/strong>, ou no acesso aos dados ou no processamento em si da opera\u00e7\u00e3o matem\u00e1tica e para ajudar se a sua aplica\u00e7\u00e3o exigir que a rotina seja executada diversas vezes em curtos espa\u00e7os de tempo, a forma tida como correta pode comprometer a <strong>performance<\/strong> de todo o sistema.<\/p>\n<p>\u00c9 por isso que sempre digo que nunca devemos ter programadores e sim desenvolvedores, pois <strong>profissionais<\/strong> qualificados devem saber at\u00e9 mesmo quando agir na exce\u00e7\u00e3o a regra com o intuito de obter o melhor produto poss\u00edvel.<\/p>\n<div id=\"_mcePaste\" style=\"position: absolute; left: -10000px; top: 0px; width: 1px; height: 1px; overflow: hidden;\">\n<p><!--[if gte mso 9]><xml> <w:WordDocument> <w:View>Normal<\/w:View> <w:Zoom>0<\/w:Zoom> <w:TrackMoves \/> <w:TrackFormatting \/> <w:HyphenationZone>21<\/w:HyphenationZone> <w:PunctuationKerning \/> <w:ValidateAgainstSchemas \/> <w:SaveIfXMLInvalid>false<\/w:SaveIfXMLInvalid> <w:IgnoreMixedContent>false<\/w:IgnoreMixedContent> <w:AlwaysShowPlaceholderText>false<\/w:AlwaysShowPlaceholderText> <w:DoNotPromoteQF \/> <w:LidThemeOther>PT-BR<\/w:LidThemeOther> <w:LidThemeAsian>X-NONE<\/w:LidThemeAsian> <w:LidThemeComplexScript>X-NONE<\/w:LidThemeComplexScript> <w:Compatibility> <w:BreakWrappedTables \/> <w:SnapToGridInCell \/> <w:WrapTextWithPunct \/> <w:UseAsianBreakRules \/> <w:DontGrowAutofit \/> <w:SplitPgBreakAndParaMark \/> <w:EnableOpenTypeKerning \/> <w:DontFlipMirrorIndents \/> <w:OverrideTableStyleHps \/> <w:UseFELayout \/> <\/w:Compatibility> <w:DoNotOptimizeForBrowser \/> <m:mathPr> <m:mathFont m:val=\"Cambria Math\" \/> <m:brkBin m:val=\"before\" \/> <m:brkBinSub m:val=\"&#45;-\" \/> <m:smallFrac m:val=\"off\" \/> <m:dispDef \/> <m:lMargin m:val=\"0\" \/> <m:rMargin m:val=\"0\" \/> <m:defJc m:val=\"centerGroup\" \/> <m:wrapIndent m:val=\"1440\" \/> <m:intLim m:val=\"subSup\" \/> <m:naryLim m:val=\"undOvr\" \/> <\/m:mathPr><\/w:WordDocument> <\/xml><![endif]--><!--[if gte mso 9]><xml> <w:LatentStyles DefLockedState=\"false\" DefUnhideWhenUsed=\"true\"   DefSemiHidden=\"true\" DefQFormat=\"false\" DefPriority=\"99\"   LatentStyleCount=\"267\"> <w:LsdException Locked=\"false\" Priority=\"1\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Normal\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"heading 1\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" QFormat=\"true\" Name=\"heading 2\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" QFormat=\"true\" Name=\"heading 3\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" QFormat=\"true\" Name=\"heading 4\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" QFormat=\"true\" Name=\"heading 5\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" QFormat=\"true\" Name=\"heading 6\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" QFormat=\"true\" Name=\"heading 7\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" QFormat=\"true\" Name=\"heading 8\" \/> <w:LsdException Locked=\"false\" Priority=\"9\" QFormat=\"true\" Name=\"heading 9\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 1\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 2\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 3\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 4\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 5\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 6\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 7\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 8\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" Name=\"toc 9\" \/> <w:LsdException Locked=\"false\" Priority=\"35\" QFormat=\"true\" Name=\"caption\" \/> <w:LsdException Locked=\"false\" Priority=\"10\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Title\" \/> <w:LsdException Locked=\"false\" Priority=\"1\" Name=\"Default Paragraph Font\" \/> <w:LsdException Locked=\"false\" Priority=\"11\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Subtitle\" \/> <w:LsdException Locked=\"false\" Priority=\"22\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Strong\" \/> <w:LsdException Locked=\"false\" Priority=\"20\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Emphasis\" \/> <w:LsdException Locked=\"false\" Priority=\"59\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Table Grid\" \/> <w:LsdException Locked=\"false\" UnhideWhenUsed=\"false\" Name=\"Placeholder Text\" \/> <w:LsdException Locked=\"false\" Priority=\"1\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"No Spacing\" \/> <w:LsdException Locked=\"false\" Priority=\"60\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Shading\" \/> <w:LsdException Locked=\"false\" Priority=\"61\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light List\" \/> <w:LsdException Locked=\"false\" Priority=\"62\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Grid\" \/> <w:LsdException Locked=\"false\" Priority=\"63\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 1\" \/> <w:LsdException Locked=\"false\" Priority=\"64\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 2\" \/> <w:LsdException Locked=\"false\" Priority=\"65\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 1\" \/> <w:LsdException Locked=\"false\" Priority=\"66\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 2\" \/> <w:LsdException Locked=\"false\" Priority=\"67\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 1\" \/> <w:LsdException Locked=\"false\" Priority=\"68\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 2\" \/> <w:LsdException Locked=\"false\" Priority=\"69\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 3\" \/> <w:LsdException Locked=\"false\" Priority=\"70\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Dark List\" \/> <w:LsdException Locked=\"false\" Priority=\"71\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Shading\" \/> <w:LsdException Locked=\"false\" Priority=\"72\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful List\" \/> <w:LsdException Locked=\"false\" Priority=\"73\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Grid\" \/> <w:LsdException Locked=\"false\" Priority=\"60\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Shading Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"61\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light List Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"62\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Grid Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"63\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 1 Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"64\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 2 Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"65\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 1 Accent 1\" \/> <w:LsdException Locked=\"false\" UnhideWhenUsed=\"false\" Name=\"Revision\" \/> <w:LsdException Locked=\"false\" Priority=\"34\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"List Paragraph\" \/> <w:LsdException Locked=\"false\" Priority=\"29\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Quote\" \/> <w:LsdException Locked=\"false\" Priority=\"30\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Intense Quote\" \/> <w:LsdException Locked=\"false\" Priority=\"66\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 2 Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"67\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 1 Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"68\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 2 Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"69\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 3 Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"70\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Dark List Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"71\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Shading Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"72\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful List Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"73\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Grid Accent 1\" \/> <w:LsdException Locked=\"false\" Priority=\"60\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Shading Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"61\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light List Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"62\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Grid Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"63\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 1 Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"64\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 2 Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"65\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 1 Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"66\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 2 Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"67\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 1 Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"68\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 2 Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"69\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 3 Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"70\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Dark List Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"71\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Shading Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"72\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful List Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"73\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Grid Accent 2\" \/> <w:LsdException Locked=\"false\" Priority=\"60\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Shading Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"61\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light List Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"62\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Grid Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"63\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 1 Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"64\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 2 Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"65\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 1 Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"66\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 2 Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"67\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 1 Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"68\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 2 Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"69\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 3 Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"70\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Dark List Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"71\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Shading Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"72\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful List Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"73\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Grid Accent 3\" \/> <w:LsdException Locked=\"false\" Priority=\"60\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Shading Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"61\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light List Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"62\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Grid Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"63\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 1 Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"64\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 2 Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"65\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 1 Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"66\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 2 Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"67\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 1 Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"68\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 2 Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"69\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 3 Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"70\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Dark List Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"71\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Shading Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"72\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful List Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"73\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Grid Accent 4\" \/> <w:LsdException Locked=\"false\" Priority=\"60\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Shading Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"61\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light List Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"62\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Grid Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"63\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 1 Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"64\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 2 Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"65\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 1 Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"66\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 2 Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"67\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 1 Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"68\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 2 Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"69\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 3 Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"70\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Dark List Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"71\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Shading Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"72\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful List Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"73\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Grid Accent 5\" \/> <w:LsdException Locked=\"false\" Priority=\"60\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Shading Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"61\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light List Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"62\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Light Grid Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"63\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 1 Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"64\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Shading 2 Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"65\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 1 Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"66\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium List 2 Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"67\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 1 Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"68\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 2 Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"69\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Medium Grid 3 Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"70\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Dark List Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"71\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Shading Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"72\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful List Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"73\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" Name=\"Colorful Grid Accent 6\" \/> <w:LsdException Locked=\"false\" Priority=\"19\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Subtle Emphasis\" \/> <w:LsdException Locked=\"false\" Priority=\"21\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Intense Emphasis\" \/> <w:LsdException Locked=\"false\" Priority=\"31\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Subtle Reference\" \/> <w:LsdException Locked=\"false\" Priority=\"32\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Intense Reference\" \/> <w:LsdException Locked=\"false\" Priority=\"33\" SemiHidden=\"false\"    UnhideWhenUsed=\"false\" QFormat=\"true\" Name=\"Book Title\" \/> <w:LsdException Locked=\"false\" Priority=\"37\" Name=\"Bibliography\" \/> <w:LsdException Locked=\"false\" Priority=\"39\" QFormat=\"true\" Name=\"TOC Heading\" \/> <\/w:LatentStyles> <\/xml><![endif]--><!--[if gte mso 10]> <mce:style><!   \/* Style Definitions *\/  table.MsoNormalTable \t{mso-style-name:\"Tabela normal\"; \tmso-tstyle-rowband-size:0; \tmso-tstyle-colband-size:0; \tmso-style-noshow:yes; \tmso-style-priority:99; \tmso-style-parent:\"\"; \tmso-padding-alt:0cm 5.4pt 0cm 5.4pt; \tmso-para-margin-top:0cm; \tmso-para-margin-right:0cm; \tmso-para-margin-bottom:10.0pt; \tmso-para-margin-left:0cm; \tmso-pagination:widow-orphan; \tfont-size:11.0pt; \tmso-bidi-font-size:10.0pt; \tfont-family:\"Calibri\",\"sans-serif\"; \tmso-ascii-font-family:Calibri; \tmso-ascii-theme-font:minor-latin; \tmso-hansi-font-family:Calibri; \tmso-hansi-theme-font:minor-latin; \tmso-bidi-font-family:\"Times New Roman\"; \tmso-bidi-theme-font:minor-bidi;} --> <!--[endif]--><\/p>\n<p class=\"MsoNormal\">Os <strong>DBA\u00b4s<\/strong> mais puristas ir\u00e3o jogar pedras e dizer que n\u00e3o se deve gravar <strong>campo<\/strong> calculado, o ideal \u00e9 deixar que o software ou uma rotina interna do pr\u00f3prio <strong>banco de dados<\/strong> resgate os valores e fa\u00e7a o c\u00e1lculo devolvendo o resultado.<\/p>\n<p class=\"MsoNormal\">Eu digo que o desenvolvedor deve decidir isso.<\/p>\n<p class=\"MsoNormal\">Por qu\u00ea?<\/p>\n<p class=\"MsoNormal\">Porque nunca um <strong>software<\/strong> \u00e9 100% igual \u00e0 outra, temos sim, regras gen\u00e9ricas que servem para nortear os m\u00e9todos de <strong>desenvolvimento de software<\/strong> e para evitar que coisas bizarras ocorram, mas nunca devemos seguir cegamente, pois em casos espec\u00edficos isso pode comprometer o seu <strong>software<\/strong>.<\/p>\n<p class=\"MsoNormal\">No caso do <strong>campo<\/strong> calculado digo que a grande maioria dos casos a regra da engenharia que diz que n\u00e3o devemos gravar em tabela <strong>campos<\/strong> calculados ir\u00e1 prevalecer e ser a melhor sa\u00edda, mas casos espec\u00edficos podem indicar completamente ao contr\u00e1rio.<\/p>\n<p class=\"MsoNormal\">Um exemplo disso \u00e9 o problema de <strong>performance<\/strong>, imagine a sua rotina de c\u00e1lculo:<\/p>\n<p class=\"MsoListParagraphCxSpFirst\" style=\"text-indent: -18pt;\"><span style=\"font-family: Symbol;\"><span>\u00b7<span style=\"font: 7pt &amp;amp;amp;\"> <\/span><\/span><\/span><\/p>\n<p>Os <strong>DBA\u00b4s<\/strong> mais puristas ir\u00e3o jogar pedras e dizer que n\u00e3o se deve gravar <strong>campo<\/strong> calculado, o ideal \u00e9 deixar que o software ou uma rotina interna do pr\u00f3prio <strong>banco de dados<\/strong> resgate os valores e fa\u00e7a o c\u00e1lculo devolvendo o resultado.<\/p>\n<p>Eu digo que o desenvolvedor deve decidir isso.<\/p>\n<p>Por qu\u00ea?<\/p>\n<p>Porque nunca um <strong>software<\/strong> \u00e9 100% igual \u00e0 outra, temos sim, regras gen\u00e9ricas que servem para nortear os m\u00e9todos de <strong>desenvolvimento de software<\/strong> e para evitar que coisas bizarras ocorram, mas nunca devemos seguir cegamente, pois em casos espec\u00edficos isso pode comprometer o seu <strong>software<\/strong>.<\/p>\n<p>No caso do <strong>campo<\/strong> calculado digo que a grande maioria dos casos a regra da engenharia que diz que n\u00e3o devemos gravar em tabela <strong>campos<\/strong> calculados ir\u00e1 prevalecer e ser a melhor sa\u00edda, mas casos espec\u00edficos podem indicar completamente ao contr\u00e1rio.<\/p>\n<p>Um exemplo disso \u00e9 o problema de <strong>performance<\/strong>, imagine a sua rotina de c\u00e1lculo:<\/p>\n<ul>\n<li>\u00c9 preciso buscar os dados para o c\u00e1lculo do <strong>banco de dados<\/strong>;<\/li>\n<li>A opera\u00e7\u00e3o matem\u00e1tica \u00e9 realizada;<\/li>\n<li>O resultado \u00e9 devolvido.<\/li>\n<\/ul>\n<p>Nas duas primeiras etapas podemos ter um <strong>gargalo<\/strong>, ou no acesso aos dados ou no processamento em si da opera\u00e7\u00e3o matem\u00e1tica e para ajudar se a sua aplica\u00e7\u00e3o exigir que a rotina seja executada diversas vezes em curtos espa\u00e7os de tempo, a forma tida como correta pode comprometer a <strong>performance<\/strong> de todo o sistema.<\/p>\n<p>\u00c9 por isso que sempre digo que nunca devemos ter programadores e sim desenvolvedores, pois <strong>profissionais<\/strong> qualificados devem saber at\u00e9 mesmo quando agir na exce\u00e7\u00e3o a regra com o intuito de obter o melhor produto poss\u00edvel.<\/p>\n<p class=\"MsoListParagraphCxSpFirst\" style=\"text-indent: -18pt;\">\u00c9 preciso buscar os dados para o c\u00e1lculo do <strong>banco de dados<\/strong>;<\/p>\n<p class=\"MsoListParagraphCxSpMiddle\" style=\"text-indent: -18pt;\"><span style=\"font-family: Symbol;\"><span>\u00b7<span style=\"font: 7pt &amp;amp;amp;\"> <\/span><\/span><\/span>A opera\u00e7\u00e3o matem\u00e1tica \u00e9 realizada;<\/p>\n<p class=\"MsoListParagraphCxSpLast\" style=\"text-indent: -18pt;\"><span style=\"font-family: Symbol;\"><span>\u00b7<span style=\"font: 7pt &amp;amp;amp;\"> <\/span><\/span><\/span>O resultado \u00e9 devolvido.<\/p>\n<p class=\"MsoNormal\">Nas duas primeiras etapas podemos ter um <strong>gargalo<\/strong>, ou no acesso aos dados ou no processamento em si da opera\u00e7\u00e3o matem\u00e1tica e para ajudar se a sua aplica\u00e7\u00e3o exigir que a rotina seja executada diversas vezes em curtos espa\u00e7os de tempo, a forma tida como correta pode comprometer a <strong>performance<\/strong> de todo o sistema.<\/p>\n<p class=\"MsoNormal\">\u00c9 por isso que sempre digo que nunca devemos ter programadores e sim desenvolvedores, pois <strong>profissionais<\/strong> qualificados devem saber at\u00e9 mesmo quando agir na exce\u00e7\u00e3o a regra com o intuito de obter o melhor produto poss\u00edvel.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>[ad#texto] Os DBA\u00b4s mais puristas ir\u00e3o jogar pedras e dizer que n\u00e3o se deve gravar<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[10],"tags":[20,70],"class_list":["post-2378","post","type-post","status-publish","format-standard","hentry","category-tecnologia","tag-criacao","tag-tecnologia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gravar campo calculado em tabela -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gravar campo calculado em tabela -\" \/>\n<meta property=\"og:description\" content=\"[ad#texto] Os DBA\u00b4s mais puristas ir\u00e3o jogar pedras e dizer que n\u00e3o se deve gravar\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/\" \/>\n<meta property=\"og:site_name\" content=\"ViamaisBLOG\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/viamais.viablog\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/viamais.viablog\" \/>\n<meta property=\"article:published_time\" content=\"2010-09-21T02:05:49+00:00\" \/>\n<meta name=\"author\" content=\"Petter Rafael\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@petterrafael\" \/>\n<meta name=\"twitter:site\" content=\"@petterrafael\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Petter Rafael\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/\"},\"author\":{\"name\":\"Petter Rafael\",\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#\\\/schema\\\/person\\\/a13697c83eb9e9fe998636b42c020ec2\"},\"headline\":\"Gravar campo calculado em tabela\",\"datePublished\":\"2010-09-21T02:05:49+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/\"},\"wordCount\":838,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#organization\"},\"keywords\":[\"Cria\u00e7\u00e3o\",\"Tecnologia\"],\"articleSection\":[\"Tecnologia\"],\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/\",\"url\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/\",\"name\":\"Gravar campo calculado em tabela -\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#website\"},\"datePublished\":\"2010-09-21T02:05:49+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/gravar-campo-calculado-em-tabela\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"In\u00edcio\",\"item\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Tecnologia\",\"item\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/category\\\/tecnologia\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Gravar campo calculado em tabela\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/\",\"name\":\"ViamaisBLOG\",\"description\":\"Blog de tecnologia com dicas para melhorar sua internet e as novidades de gadgets e aplicativos.\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#organization\",\"name\":\"Viablog\",\"url\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/i0.wp.com\\\/www.viamais.net\\\/blog\\\/wp-content\\\/uploads\\\/2014\\\/10\\\/logo_viamais.png?fit=150%2C150&ssl=1\",\"contentUrl\":\"https:\\\/\\\/i0.wp.com\\\/www.viamais.net\\\/blog\\\/wp-content\\\/uploads\\\/2014\\\/10\\\/logo_viamais.png?fit=150%2C150&ssl=1\",\"width\":150,\"height\":150,\"caption\":\"Viablog\"},\"image\":{\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/viamais.viablog\",\"https:\\\/\\\/x.com\\\/petterrafael\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/#\\\/schema\\\/person\\\/a13697c83eb9e9fe998636b42c020ec2\",\"name\":\"Petter Rafael\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ec1d50795aefe5170d97a2816386714d30fce28bcb746631048cc673d70f8443?s=96&d=identicon&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ec1d50795aefe5170d97a2816386714d30fce28bcb746631048cc673d70f8443?s=96&d=identicon&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ec1d50795aefe5170d97a2816386714d30fce28bcb746631048cc673d70f8443?s=96&d=identicon&r=g\",\"caption\":\"Petter Rafael\"},\"description\":\"Desenvolvedor Web atua com as tecnologias Java e PHP apoiadas pelos bancos de dados Oracle e MySQL. Al\u00e9m dos ambientes de desenvolvimento acima possuiu amplo conhecimento em servidores Apache\\\/Tomcat, Photoshop, Arte &amp; Foto, Flash e mais uma dezena de ferramentas e tecnologias emergentes. Atualmente colabora com o Viablog escrevendo sobre programa\u00e7\u00e3o e tecnologia.\",\"sameAs\":[\"http:\\\/\\\/www.viamais.net\\\/blog\",\"https:\\\/\\\/www.facebook.com\\\/viamais.viablog\"],\"url\":\"https:\\\/\\\/www.viamais.net\\\/blog\\\/author\\\/petterrafael\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Gravar campo calculado em tabela -","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/","og_locale":"pt_BR","og_type":"article","og_title":"Gravar campo calculado em tabela -","og_description":"[ad#texto] Os DBA\u00b4s mais puristas ir\u00e3o jogar pedras e dizer que n\u00e3o se deve gravar","og_url":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/","og_site_name":"ViamaisBLOG","article_publisher":"https:\/\/www.facebook.com\/viamais.viablog","article_author":"https:\/\/www.facebook.com\/viamais.viablog","article_published_time":"2010-09-21T02:05:49+00:00","author":"Petter Rafael","twitter_card":"summary_large_image","twitter_creator":"@petterrafael","twitter_site":"@petterrafael","twitter_misc":{"Escrito por":"Petter Rafael","Est. tempo de leitura":"4 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/#article","isPartOf":{"@id":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/"},"author":{"name":"Petter Rafael","@id":"https:\/\/www.viamais.net\/blog\/#\/schema\/person\/a13697c83eb9e9fe998636b42c020ec2"},"headline":"Gravar campo calculado em tabela","datePublished":"2010-09-21T02:05:49+00:00","mainEntityOfPage":{"@id":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/"},"wordCount":838,"commentCount":0,"publisher":{"@id":"https:\/\/www.viamais.net\/blog\/#organization"},"keywords":["Cria\u00e7\u00e3o","Tecnologia"],"articleSection":["Tecnologia"],"inLanguage":"pt-BR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/","url":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/","name":"Gravar campo calculado em tabela -","isPartOf":{"@id":"https:\/\/www.viamais.net\/blog\/#website"},"datePublished":"2010-09-21T02:05:49+00:00","breadcrumb":{"@id":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.viamais.net\/blog\/gravar-campo-calculado-em-tabela\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"In\u00edcio","item":"https:\/\/www.viamais.net\/blog\/"},{"@type":"ListItem","position":2,"name":"Tecnologia","item":"https:\/\/www.viamais.net\/blog\/category\/tecnologia\/"},{"@type":"ListItem","position":3,"name":"Gravar campo calculado em tabela"}]},{"@type":"WebSite","@id":"https:\/\/www.viamais.net\/blog\/#website","url":"https:\/\/www.viamais.net\/blog\/","name":"ViamaisBLOG","description":"Blog de tecnologia com dicas para melhorar sua internet e as novidades de gadgets e aplicativos.","publisher":{"@id":"https:\/\/www.viamais.net\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.viamais.net\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-BR"},{"@type":"Organization","@id":"https:\/\/www.viamais.net\/blog\/#organization","name":"Viablog","url":"https:\/\/www.viamais.net\/blog\/","logo":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/www.viamais.net\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/i0.wp.com\/www.viamais.net\/blog\/wp-content\/uploads\/2014\/10\/logo_viamais.png?fit=150%2C150&ssl=1","contentUrl":"https:\/\/i0.wp.com\/www.viamais.net\/blog\/wp-content\/uploads\/2014\/10\/logo_viamais.png?fit=150%2C150&ssl=1","width":150,"height":150,"caption":"Viablog"},"image":{"@id":"https:\/\/www.viamais.net\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/viamais.viablog","https:\/\/x.com\/petterrafael"]},{"@type":"Person","@id":"https:\/\/www.viamais.net\/blog\/#\/schema\/person\/a13697c83eb9e9fe998636b42c020ec2","name":"Petter Rafael","image":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/secure.gravatar.com\/avatar\/ec1d50795aefe5170d97a2816386714d30fce28bcb746631048cc673d70f8443?s=96&d=identicon&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/ec1d50795aefe5170d97a2816386714d30fce28bcb746631048cc673d70f8443?s=96&d=identicon&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ec1d50795aefe5170d97a2816386714d30fce28bcb746631048cc673d70f8443?s=96&d=identicon&r=g","caption":"Petter Rafael"},"description":"Desenvolvedor Web atua com as tecnologias Java e PHP apoiadas pelos bancos de dados Oracle e MySQL. Al\u00e9m dos ambientes de desenvolvimento acima possuiu amplo conhecimento em servidores Apache\/Tomcat, Photoshop, Arte &amp; Foto, Flash e mais uma dezena de ferramentas e tecnologias emergentes. Atualmente colabora com o Viablog escrevendo sobre programa\u00e7\u00e3o e tecnologia.","sameAs":["http:\/\/www.viamais.net\/blog","https:\/\/www.facebook.com\/viamais.viablog"],"url":"https:\/\/www.viamais.net\/blog\/author\/petterrafael\/"}]}},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p5Ih4c-Cm","jetpack-related-posts":[{"id":4542,"url":"https:\/\/www.viamais.net\/blog\/novo-produto-do-mercadolivre\/","url_meta":{"origin":2378,"position":0},"title":"Novo produto do MercadoLivre","author":"Petter Rafael","date":"17\/01\/2013","format":false,"excerpt":"[ad#texto] O MercadoLivre tem crescido bastante, hoje servi\u00e7os para o MercadoPago tem ajudado a aumentar a rela\u00e7\u00e3o de confian\u00e7a entre comprador e vendedor al\u00e9m de facilitar o pagamento e gerar renda para o pr\u00f3prio MercadoLivre, neste contexto percebendo que uma constante fonte de descontentamento era a situa\u00e7\u00e3o do frete dentro\u2026","rel":"","context":"Em &quot;Clientes&quot;","block_context":{"text":"Clientes","link":"https:\/\/www.viamais.net\/blog\/category\/clientes\/"},"img":{"alt_text":"Configurando o MercadoEnvios","src":"https:\/\/i0.wp.com\/www.viamais.net\/blog\/wp-content\/uploads\/2013\/01\/mercadoenvios-600x335-300x167.gif?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":11568,"url":"https:\/\/www.viamais.net\/blog\/como-calcular-imposto-de-importacao-veja-se-sera-rentavel\/","url_meta":{"origin":2378,"position":1},"title":"Como calcular imposto de importa\u00e7\u00e3o: veja se ser\u00e1 rent\u00e1vel","author":"matrix","date":"10\/04\/2023","format":false,"excerpt":"Com a crescente sede por dinheiro o governo federal ir\u00e1 taxar importa\u00e7\u00f5es, veja como calcular imposto de importa\u00e7\u00e3o para saber o valor total. Como calcular imposto de importa\u00e7\u00e3o: veja se ser\u00e1 rent\u00e1vel Veja como calcular imposto de importa\u00e7\u00e3o e saiba se a sua compra ser\u00e1 rent\u00e1vel ou n\u00e3o. Lembrando que\u2026","rel":"","context":"Em &quot;Diversos&quot;","block_context":{"text":"Diversos","link":"https:\/\/www.viamais.net\/blog\/category\/diversos\/"},"img":{"alt_text":"Como calcular imposto de importa\u00e7\u00e3o: veja se ser\u00e1 rent\u00e1vel","src":"https:\/\/i0.wp.com\/www.viamais.net\/blog\/wp-content\/uploads\/2014\/04\/comprar-direto-da-china.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":10742,"url":"https:\/\/www.viamais.net\/blog\/como-escolher-seu-plano-de-internet-veja-como-calcular-a-velocidade-total\/","url_meta":{"origin":2378,"position":2},"title":"Como escolher seu plano de internet: veja como calcular a velocidade total","author":"matrix","date":"27\/10\/2021","format":false,"excerpt":"Se voc\u00ea precisa trocar ou contratar um plano de internet vamos mostrar como escolher seu plano de internet e descobrir a velocidade ideal. Como escolher seu plano de internet: veja como calcular a velocidade total Se voc\u00ea precisa trocar ou contratar um provedor de internet veja como escolher seu plano\u2026","rel":"","context":"Em &quot;Dicas&quot;","block_context":{"text":"Dicas","link":"https:\/\/www.viamais.net\/blog\/category\/dicas\/"},"img":{"alt_text":"Como escolher seu plano de internet: veja como calcular a velocidade total","src":"https:\/\/i0.wp.com\/www.viamais.net\/blog\/wp-content\/uploads\/2014\/09\/o-maior-perigo-da-internet.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.viamais.net\/blog\/wp-content\/uploads\/2014\/09\/o-maior-perigo-da-internet.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.viamais.net\/blog\/wp-content\/uploads\/2014\/09\/o-maior-perigo-da-internet.jpg?resize=525%2C300 1.5x"},"classes":[]},{"id":2684,"url":"https:\/\/www.viamais.net\/blog\/balanceamento-de-carga-utilizando-oracle-forms\/","url_meta":{"origin":2378,"position":3},"title":"Balanceamento de carga utilizando Oracle Forms","author":"Petter Rafael","date":"10\/03\/2011","format":false,"excerpt":"[ad#texto] Muitas vezes encontramos um sistema cliente-servidor lento e a culpa n\u00e3o \u00e9 o tr\u00e1fego de rede, o problema est\u00e1 na concep\u00e7\u00e3o do pr\u00f3prio sistema, pelo fato de todo o processamento ou est\u00e1 sendo executado do lado do servidor ou em casos piores do lado do cliente. Falando em Oracle,\u2026","rel":"","context":"Em &quot;Oracle&quot;","block_context":{"text":"Oracle","link":"https:\/\/www.viamais.net\/blog\/category\/oracle\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":432,"url":"https:\/\/www.viamais.net\/blog\/acelerador-de-hadrons\/","url_meta":{"origin":2378,"position":4},"title":"Acelerador de H\u00e1drons","author":"matrix","date":"11\/09\/2008","format":false,"excerpt":"Foi realizada primeira bateria de testes no acelerador de H\u00e1drons gigante (com 27 km de di\u00e2metro) na fronteira entre a Sui\u00e7a e a Fran\u00e7a. V\u00e1rios f\u00edsicos tentam impedir o funcionamento do equipamento alegando alto risco para o planeta Terra. Os cientistas envolvidos no processo alegam que tudo est\u00e1 calculado e\u2026","rel":"","context":"Em &quot;Tecnologia&quot;","block_context":{"text":"Tecnologia","link":"https:\/\/www.viamais.net\/blog\/category\/tecnologia\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1748,"url":"https:\/\/www.viamais.net\/blog\/a-lastima-do-desenvolvimento-de-software-web\/","url_meta":{"origin":2378,"position":5},"title":"A l\u00e1stima do desenvolvimento de software web","author":"Petter Rafael","date":"13\/01\/2010","format":false,"excerpt":"Hoje \u00e9 not\u00f3rio que um website por mais simples que seja \u00e9 um sistema web, pois tem ao menos acesso a um banco de dados e p\u00e1ginas din\u00e2micas e na maioria do caso ainda contam com uma \u00e1rea administrativa para controlar as atualiza\u00e7\u00f5es. Al\u00e9m da falta de seguran\u00e7a, por falta\u2026","rel":"","context":"Em &quot;Clientes&quot;","block_context":{"text":"Clientes","link":"https:\/\/www.viamais.net\/blog\/category\/clientes\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_sharing_enabled":true,"jetpack_likes_enabled":false,"_links":{"self":[{"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/posts\/2378","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/comments?post=2378"}],"version-history":[{"count":0,"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/posts\/2378\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/media?parent=2378"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/categories?post=2378"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.viamais.net\/blog\/wp-json\/wp\/v2\/tags?post=2378"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}