There is no official list, I do have a partial list of JDBC exceptions which was extracted from the JDBC error message localization file.

netezza.unimplemented:The method '{0}' of '{1}' class is not yet implemented

netezza.con.closed.illegal.op:Connection is closed.  Illegal Operation performed.

netezza.con.closed:Connection is already closed.  Operation can not be completed.

netezza.con.mode.autocommit:The connection object is in auto-commit mode

netezza.trans.isolation.level.invalid:Invalid transaction isolation level :{0}

netezza.res.holdability.invalid:Invalid result set holdability

netezza.feature.not.supported:Current Driver does not support this feature({0})

netezza.unsec.session.needed.to.old.bkend:Need to have unsecured session while connecting to old backends.

netezza.opcode.unknown:Unknown opcode :{0}

netezza.unknown.bknd.resp:Unknown backend response :{0}

netezza.con.kerb4:Kerberos 4 authentication is not supported by this driver.

netezza.con.kerb5:Kerberos 5 authentication is not supported by this driver.

netezza.con.auth:The authentication type {0} is not supported. Check that you have configured the pg_hba.conf file to include the client's IP address or Subnet, and that it is using an authentication scheme supported by the driver.

netezza.con.backend:Backend start-up failed: {0}

netezza.stmt.nullquery:SQL query can not be NULL.

netezza.stmt.batch.param.marker:Batch statement cannot have parameter markers.

netezza.con.pass:The password property is missing. It is mandatory.

netezza.con.user:The user property is missing. It is mandatory.

netezza.con.host.or.port:Invalid host/port.

netezza.con.invalid.url:Invalid URL format(jdbc:netezza://<host-name>:<port-number>/<DSN>?<props-list, separated by;>)

netezza.con.state.undefined:Undefined connection state

netezza.con.interrupted:Interrupted while connecting

netezza.con.refused:Connection refused. Check that the host name and port are correct and that the postmaster is accepting TCP/IP connections.

netezza.bknd.ver:Could not get backend version

netezza.driver.ver:Could not log driver version

netezza.bad.query.result:No results were returned by the query.

netezza.query.not.parsed:Query is not parsed.

netezza.bad.update.result:The query returns ResultSet object. Number of rows expected

netezza.data.type.not.supported:Netezza does not support the datatype '{0}'

netezza.ext.table.create.failed:failed to create external table for bulk load

ntezza.ext.table.invalid.block.size:Remote external table transfer error : Invalid block Size :{0}

netezza.res.not.scrollable:ResultSet is TYPE_FORWARD_ONLY

netezza.res.type.unknown:Unknown Resultset Type :{0}

netezza.col.name.not.found:The column name {0} not found.

netezza.res.cursor.not.supported:Netezza does not support cursors

netezza.res.invalid.fetch.direction:Invalid fetch direction constant.

netezza.invalid.fetch.size: Either Fetch Size is negative or Fetch size is greater than maxrows

netezza.res.closed:Result set is closed.  Operation is not permitted.

netezza.res.invalid.cur.state:Result set not positioned properly, perhaps you need to call next().

netezza.neg.julian.dayz:Cannot handle negative Julian days

netezza.col.idx.out.of.range:Column Index out of range: {0}

netezza.param.idx.out.of.range:Parameter Index out of range: {0}

netezza.res.bad.num:Bad Number: {0}

netezza.res.bad.date:Bad Date format: {0}

netezza.res.bad.time:Bad Time format: {0}

netezza.res.bad.timestamp:Bad Time format: {0}

netezza.max.field.size.neg:Max Field Size can not be negative

netezza.max.rows.neg:Max Rows can not be negative

netezza.query.timeout.neg:Query Timeout can not be negative

netezza.bad.value: Bad value for: {0}

netezza.idx.out.of.range:Index out of range: {0}

netezza.update.count.exceed.int.range:The update count exceeded Integer.MAX_VALUE.

netezza.stmt.closed:Statement is closed.

netezza.query.timeout.expired:Query timeout expired.

netezza.login.timeout.expired:Login timeout expired.

netezza.max.stmt.handles:Driver can process one query at one time

netezza.dsn.not.found:DataSource name not found '{0}'.

netezza.proto.no.null:Protocol can not be 'NULL'

netezza.prep.param:No value specified for parameter {0}

+netezza.sql.type:SQL type is undefined: {0}

+netezza.date.time.parse:Error occurred while parsing date/time/timestamp: {0}

+netezza.type.mismatch:Java object type is not correctly mapped to SQL type {0}: {1}