ij.exceptionTrace property

Function

When the ij.exceptionTrace property is set to true, a full exception stack trace is printed when exceptions occur in ij. The default setting is false.

Syntax

ij.exceptionTrace={ false | true }

Example

In the following example, ij is started with the ij.exceptionTrace property set to true.

java -Dij.exceptionTrace=true org.apache.derby.tools.ij
ij version 10.6 
ij> connect 'jdbc:derby:wombat';  
ERROR XJ004: Database 'wombat' not found.  
SQL Exception: Database 'wombat' not found.
    at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(SQLExceptionFactory.java:44)
    at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Util.java:87)
    at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Util.java:93)
    at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Util.java:172)
    at org.apache.derby.impl.jdbc.EmbedConnection.newSQLException(EmbedConnection.java:1955)
    at org.apache.derby.impl.jdbc.EmbedConnection.(EmbedConnection.java:254)
    at org.apache.derby.impl.jdbc.EmbedConnection30.(EmbedConnection30.java:72)
    at org.apache.derby.jdbc.Driver30.getNewEmbedConnection(Driver30.java:73)
    at org.apache.derby.jdbc.InternalDriver.connect(InternalDriver.java:200)
    at java.sql.DriverManager.getConnection(DriverManager.java:512)
    at java.sql.DriverManager.getConnection(DriverManager.java:140)
    at org.apache.derby.impl.tools.ij.ij.dynamicConnection(ij.java:873)
    at org.apache.derby.impl.tools.ij.ij.ConnectStatement(ij.java:723)
    at org.apache.derby.impl.tools.ij.ij.ijStatement(ij.java:553)
    at org.apache.derby.impl.tools.ij.utilMain.go(utilMain.java:289)
    at org.apache.derby.impl.tools.ij.Main.go(Main.java:207)
    at org.apache.derby.impl.tools.ij.Main.mainCore(Main.java:173)
    at org.apache.derby.impl.tools.ij.Main14.main(Main14.java:55)
    at org.apache.derby.tools.ij.main(ij.java:60)  ij 
ij>