<br><b>Code</b>: rsb:print<br><b>Error</b>: Formatter [ rootadoname ] failed in the evaluation of <p> SQL Gateway ?????MySQL ????????????????[service] ?MySQL Federated Table ????????[company_name] ODBC Driver for [service] ?MySQL ?????????deamon ??????????????MySQL ?FEDERATED ???????????????????????????????[datasource] ?MySQL ??????????????? </p> <h2>[service] ???????</h2> <p>If you have not already done so, provide values for the required connection properties in the data source name (DSN). You can use the built-in Microsoft ODBC Data Source Administrator to configure the DSN. This is also the last step of the driver installation. See the "Getting Started" chapter in the help documentation for a guide to using the Microsoft ODBC Data Source Administrator to create and configure a DSN. <br> </p> [extraconnectionnotesodbc|def('[extraconnectionnotes|def("")]')] <h2>SQL Gateway ???</h2> <p> See the <a href="../articles/sqlgateway-overview.rst#setup">SQL Gateway Overview</a> to set up connectivity to [datasource] as a virtual MySQL database. You will configure a MySQL remoting service that listens for MySQL requests from clients. The service can be configured in the SQL Gateway UI. </p> <p><img src="[x|UrlRootAbs]/kb/articles/odbc-mysql-apps-script-1.png" title="Creating a MySQL Remoting Service in SQL Gateway (Salesforce is shown)"></img></p> <h2>[service] [datatype] ?FEDERATED ??????????????</h2> <p> After you have configured and started the service, create a FEDERATED server to simplify the process of creating FEDERATED tables: </p> <h3>FEDERATED ???????</h3> <p> The following statement will create a FEDERATED server based on the ODBC Driver for [service]. Note that the username and password of the FEDERATED server must match a user account you defined on the Users tab of the SQL Gateway. </p> <pre class="brush:sql"> CREATE SERVER fed[rootadoname] FOREIGN DATA WRAPPER mysql OPTIONS (USER 'sql_gateway_user', PASSWORD 'sql_gateway_passwd', HOST 'sql_gateway_host', PORT ####, DATABASE '[company_name] [rootadoname] Sys'); </pre> <h3>FEDERATED ???????</h3> <p> To create a FEDERATED table using our newly created server, use the CONNECTION keyword and pass the name of the FEDERATED server and the remote table ([extable]). Refer to the following template for the statement to create a FEDERATED table: </p> <pre class="brush:sql"> CREATE TABLE fed_[extable|tolower] ( ..., [excol#1|tolower] TYPE(LEN), [excol#2|tolower] TYPE(LEN), ..., ) ENGINE=FEDERATED DEFAULT CHARSET=latin1 CONNECTION='fed[rootadoname]/[extable|tolower]'; </pre> <p> <em>NOTE: The table schema for the FEDERATED table must match the remote table schema exactly. You can always connect directly to the MySQL remoting service using any MySQL client and run a SHOW CREATE TABLE query to get the table schema.</em> </p> <h2>??????</h2> <p> You can now execute queries to the [service] FEDERATED tables from any tool that can connect to MySQL, which is particularly useful if you need to JOIN data from a local table with data from [service]. Refer to the following example: </p> <pre class="brush:sql"> SELECT fed_[extable|tolower].[excol#1|tolower], local_table.custom_field FROM local_table JOIN fed_[extable|tolower] ON local_table.foreign_[excol#1|tolower] = fed_[extable|tolower].[excol#1|tolower]; </pre>. The error was: The value of the attribute could not be accessed: The attribute does not exist.<br><b>URL</b>: /jp/kb/tech/sqlite-odbc-mysql-federated-tables.rst