51 lines
1.8 KiB
Java
51 lines
1.8 KiB
Java
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// run with:
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// java -cp $ORACLE_HOME/jdbc/lib/ojdbc5.jar:. Client_id
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import java.sql.*;
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import oracle.jdbc.OracleConnection;
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import java.util.UUID;
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import java.util.Arrays;
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public class ArrayBindSelect {
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public static void main(String[] args) throws InterruptedException {
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try {
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// get connection and statement
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DriverManager.registerDriver(new oracle.jdbc.OracleDriver());
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Connection conn = DriverManager.getConnection( "jdbc:oracle:thin:@oel6:1521:LIN112", "system","oracle");
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Statement stmt = conn.createStatement();
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// set metrics for connection (will be sent to server the next rountrip)
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String[] metrics = new String[OracleConnection.END_TO_END_STATE_INDEX_MAX];
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metrics[OracleConnection.END_TO_END_MODULE_INDEX]="Array Bind Select";
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((OracleConnection)conn).setEndToEndMetrics(metrics,(short)0);
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String[] values = new String[1000];
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Arrays.fill(values, UUID.randomUUID().toString());
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//for (int i=0; i<1000; i++)
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// values[i] = UUID.randomUUID().toString();
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ArrayDescriptor arrayDescriptor = ArrayDescriptor.createDescriptor("ARRAY_OF_PERSONS", conn);
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// then obtain an Array filled with the content below
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String[] content = { "v4" };
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sqlArray = new oracle.sql.ARRAY(arrayDescriptor, (OracleConnection)conn, content);
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for(int i=1;i<1000000;i++) {
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stmt.setArray(1,values);
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ResultSet rs = stmt.executeQuery("SELECT COUNT(*) FROM dual WHERE dummy IN (?)");
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}
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Thread.sleep(1000);
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}
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catch (SQLException e) {
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e.printStackTrace();
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}
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}
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}
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