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  • Squirrel Jdbc Driver
    카테고리 없음 2020. 3. 4. 09:02

    Now that the JDBC-ODBC Bridge has been removed from Java 8 the previous answer to this question will become less relevant over time. The following method uses the JDBC driver so it will work with Java 8 and it will also work on non-Windows platforms.First, make sure that you are using UCanAccess version 3.0.5 or later. Download the latest version of the UCanAccess driver ( bin.zip file) and unzip it to a convenient location. For this example I unzipped it to/home/gord/Downloads/JDBC/UCanAccessNote: When unzipping the distribution file be sure to specify 'Keep directory structure' (or similar, depending on your unzip tool) so the folder structure appears as in the screenshot above.

    Creating a Squirrel SQL 'Driver' entry (one-time setup)In Squirrel SQL, create a new 'Driver' entry for UCanAccessand specify the location of loader/ucanload.jar on the 'Extra Class Path' paneNote: Remember to enter net.ucanaccess.jdbc.UcanloadDriver as the 'Class Name' (see above). Creating a database 'Alias' (one for each database)To open a specific database, create a Squirrel SQL 'Alias' entry, replacing the placeholder with the actual path to the fileor, in WindowsImportant: Make sure that the connection URL ends with;showSchema=true.

    . Using JDBC with SQuirreL on Windows. You can use the JDBC driver to connect to Drill from SQuirrel and run SQL queries. Verify that your system meets the prerequisites and then follow the steps listed.Note: Drill interprets a wildcard in an SQL query as a multiline comment (/./), which SQuirreL supports. As a result, SQuirreL tries to remove what it interprets as comments and submits an abruptly truncated query. To resolve this issue in SQuirreL, go to the menu and select File New Session Properties Tab SQL and uncheck the “Remove multi-line comment (/./) from SQL before sending to database' option located in the lower portion of the window.

    See / for more information. Prerequisites. SQuirreL requires JRE 7. Drill installed in distributed mode on one or multiple nodes in a cluster. Refer to the documentation for more information. The client must be able to resolve the actual hostname of the Drill node(s) with the IP(s). Verify that a DNS entry was created on the client machine for the Drill node(s).If a DNS entry does not exist, create the entry for the Drill node(s).

    Squirrel Jdbc Driver Update

    Squirrel hive

    Apache-drill-jarsjdbc-driverdrill-jdbc-all.jarStep 2: Installing and Starting SQuirreLTo install and start SQuirreL, complete the following steps:. Download the SQuirreL JAR file for Windows from the following location:. Double-click the SQuirreL JAR file. The SQuirreL installation wizard walks you through the installation process. When installation completes, navigate to the SQuirreL installation folder and then double-click squirrel-sql.bat to start SQuirreL.Step 3: Adding the Drill JDBC Driver to SQuirreLTo add the Drill JDBC Driver to SQuirreL, define the driver and create adatabase alias. The alias is a specific instance of the driver configuration.SQuirreL uses the driver definition and alias to connect to Drill so you canaccess data sources that you have registered with Drill.

    Define the DriverTo define the Drill JDBC Driver, complete the following steps:.In the SQuirreL toolbar, select Drivers New Driver. The Add Driver dialog box appears.Enter the following information: OptionDescriptionNameName for the Drill JDBC DriverExample URLjdbc:drill:zk= ;schema= Example: jdbc:drill:zk=maprdemo:5181Note: The default ZooKeeper port is 2181. In a MapR cluster, the ZooKeeper port is 5181.Website URLjdbc:drill:zk= ;schema= Example: jdbc:drill:zk=maprdemo:5181Note: The default ZooKeeper port is 2181. In a MapR cluster, the ZooKeeper port is 5181.Extra Class PathClick Add and navigate to the JDBC JAR file location in the Windows directory: /jars/jdbc-driver/drill-jdbc-all-0.6.0-incubating.jar Select the JAR file, click Open, and then click List Drivers.Class NameSelect org.apache.drill.jdbc.Driver from the drop-down menu.Click OK. The SQuirreL client displays a message stating that the driver registration is successful, and you can see the driver in the Drivers panel.B.

    Create an AliasTo create an alias, complete the following steps:. Select the Aliases tab.In the SQuirreL toolbar, select Aliases New Alias.

    The Add Alias dialog box appears.Enter the following information:. Alias Name: A unique name for the Drill JDBC Driver alias.

    Driver: Select the Drill JDBC Driver. URL: Enter the connection URL with the name of the Drill directory stored in ZooKeeper and the cluster ID, as shown in the. User Name: admin. Password: admin.Click Ok. The Connect to: dialog box appears.Click Connect. SQuirreL displays a message stating that the connection is successful.Click OK. SQuirreL displays a series of tabs.Entering the Connection URLIn step 3 of the procedure to create an alias, use the following syntax to enter the connection URL that includes the name of the Drill directory stored in ZooKeeper and the cluster ID.

    Jdbc:drill:zk=10.10.1,10.10.1,10.10.1/drill/drillbits1;schema=hive. Including a default schema is optional. The ZooKeeper port is 2181. In a MapR cluster, the ZooKeeper port is 5181. The Drill directory stored in ZooKeeper is /drill. The Drill default cluster ID is drillbits1.Step 4: Running a Drill Query from SQuirreLOnce you have SQuirreL successfully connected to your cluster through theDrill JDBC Driver, you can issue queries from the SQuirreL client.

    Squirrel Loading Jdbc Driver Postgresql Failed

    You can runa test query on some sample data included in the Drill installation to try outSQuirreL with Drill.To query sample data with Squirrel, complete the following steps:. Click the SQL tab.Enter the following query in the query box.

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