Hi Ramya, Sorry for the delay in my response. I was preparing for Strata Singapore so didn't get a lot of time to work on this.
I logged a bug for this and have fixed it as well: https://issues.apache.org/jira/browse/SQOOP-2723 I'm not sure if you are up to speed with building Sqoop or not? Feel free to download the patch and give it a try. Otherwise let me know what version of Hadoop & Sqoop you are currently running and I can build it for you. David From: Ramya Vasudevan [mailto:[email protected]] Sent: Tuesday, 17 November 2015 10:41 AM To: [email protected] Subject: RE: SQOOP export to Oracle failing Thank You David. I can see a little more information this time. Export with direct option: /usr/bin/sqoop export --connect jdbc:oracle:thin:@adhoc-oracle11:1521:orcl --direct --num-mappers 2 --username test --password password --export-dir "/hdfs_nfs_mount/tmp/oracle/TestV100/Xy.txt" --table "\"\"TestV500\".\"Xy\"\"" --fields-terminated-by "\t" --input-null-string null -m 1 -verbose Output: Warning: /usr/lib/sqoop/../accumulo does not exist! Accumulo imports will fail. Please set $ACCUMULO_HOME to the root of your Accumulo installation. 15/11/16 15:27:31 INFO sqoop.Sqoop: Running Sqoop version: 1.4.5-cdh5.4.1 15/11/16 15:27:31 DEBUG tool.BaseSqoopTool: Enabled debug logging. 15/11/16 15:27:31 WARN tool.BaseSqoopTool: Setting your password on the command-line is insecure. Consider using -P instead. 15/11/16 15:27:31 DEBUG sqoop.ConnFactory: Loaded manager factory: org.apache.sqoop.manager.oracle.OraOopManagerFactory 15/11/16 15:27:31 DEBUG sqoop.ConnFactory: Loaded manager factory: com.cloudera.sqoop.manager.DefaultManagerFactory 15/11/16 15:27:31 DEBUG sqoop.ConnFactory: Trying ManagerFactory: org.apache.sqoop.manager.oracle.OraOopManagerFactory 15/11/16 15:27:31 DEBUG oracle.OraOopManagerFactory: Data Connector for Oracle and Hadoop can be called by Sqoop! 15/11/16 15:27:31 INFO manager.SqlManager: Using default fetchSize of 1000 15/11/16 15:27:32 INFO oracle.OraOopOracleQueries: Current schema is: TEST 15/11/16 15:27:32 DEBUG oracle.OraOopUtilities: The Oracle table context has been derived from: oracleConnectionUserName = test tableStr = "TestV500"."Xy" as: owner : TestV500 table : Xy 15/11/16 15:27:32 INFO oracle.OraOopManagerFactory: ************************************************** *** Using Data Connector for Oracle and Hadoop *** ************************************************** 15/11/16 15:27:32 DEBUG oracle.OraOopUtilities: Updated mapred.child.java.opts from "null" to "-Djava.security.egd=file:///dev/urandom" 15/11/16 15:27:32 INFO oracle.OraOopManagerFactory: Oracle Database version: Oracle Database 11g Release 11.1.0.6.0 - Production 15/11/16 15:27:32 INFO oracle.OraOopManagerFactory: This Oracle database is not a RAC. 15/11/16 15:27:32 DEBUG oracle.OraOopManagerFactory: Setting mapper url oraoop.mapper.jdbc.url.0 = jdbc:oracle:thin:@(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=adhoc-oracle11)(PORT=1521)))(CONNECT_DATA=(SERVER=DEDICATED)(SID=orcl))) 15/11/16 15:27:32 DEBUG oracle.OraOopManagerFactory: Setting mapper url oraoop.mapper.jdbc.url.1 = jdbc:oracle:thin:@(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=adhoc-oracle11)(PORT=1521)))(CONNECT_DATA=(SERVER=DEDICATED)(SID=orcl))) 15/11/16 15:27:32 INFO Configuration.deprecation: mapred.map.max.attempts is deprecated. Instead, use mapreduce.map.maxattempts 15/11/16 15:27:32 DEBUG sqoop.ConnFactory: Instantiated ConnManager org.apache.sqoop.manager.oracle.OraOopConnManager@7db63b8f<mailto:org.apache.sqoop.manager.oracle.OraOopConnManager@7db63b8f> 15/11/16 15:27:32 INFO tool.CodeGenTool: Beginning code generation 15/11/16 15:27:32 DEBUG oracle.OraOopOracleQueries: getTableColumns() : sql = SELECT column_name, data_type FROM dba_tab_columns WHERE owner = ? and table_name = ? and (DATA_TYPE IN ('BINARY_DOUBLE','BINARY_FLOAT','CHAR','DATE','FLOAT','NCHAR','NUMBER','NVARCHAR2','ROWID','URITYPE','VARCHAR2') OR DATA_TYPE LIKE 'INTERVAL YEAR(%) TO MONTH' OR DATA_TYPE LIKE 'INTERVAL DAY(%) TO SECOND(%)' OR DATA_TYPE LIKE 'TIMESTAMP(%)' OR DATA_TYPE LIKE 'TIMESTAMP(%) WITH TIME ZONE' OR DATA_TYPE LIKE 'TIMESTAMP(%) WITH LOCAL TIME ZONE') ORDER BY column_id 15/11/16 15:27:32 ERROR sqoop.Sqoop: Got exception running Sqoop: java.lang.RuntimeException: java.sql.SQLSyntaxErrorException: ORA-00904: "Y": invalid identifier java.lang.RuntimeException: java.sql.SQLSyntaxErrorException: ORA-00904: "Y": invalid identifier at org.apache.sqoop.manager.oracle.OraOopConnManager.getColumnNamesInOracleTable(OraOopConnManager.java:133) at org.apache.sqoop.manager.oracle.OraOopConnManager.getSelectedColumnNamesInOracleTable(OraOopConnManager.java:144) at org.apache.sqoop.manager.oracle.OraOopConnManager.getColTypesQuery(OraOopConnManager.java:216) at org.apache.sqoop.manager.SqlManager.getColumnTypes(SqlManager.java:226) at org.apache.sqoop.manager.oracle.OraOopConnManager.getColumnTypes(OraOopConnManager.java:504) at org.apache.sqoop.manager.ConnManager.getColumnTypes(ConnManager.java:295) at org.apache.sqoop.orm.ClassWriter.getColumnTypes(ClassWriter.java:1833) at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1645) at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:96) at org.apache.sqoop.tool.ExportTool.exportTable(ExportTool.java:64) at org.apache.sqoop.tool.ExportTool.run(ExportTool.java:100) at org.apache.sqoop.Sqoop.run(Sqoop.java:143) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227) at org.apache.sqoop.Sqoop.main(Sqoop.java:236) Caused by: java.sql.SQLSyntaxErrorException: ORA-00904: "Y": invalid identifier at oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:91) at oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:112) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:173) at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:455) at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:413) at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:1030) at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:183) at oracle.jdbc.driver.T4CStatement.executeForDescribe(T4CStatement.java:774) at oracle.jdbc.driver.T4CStatement.executeMaybeDescribe(T4CStatement.java:849) at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1186) at oracle.jdbc.driver.OracleStatement.executeQuery(OracleStatement.java:1377) at oracle.jdbc.driver.OracleStatementWrapper.executeQuery(OracleStatementWrapper.java:386) at org.apache.sqoop.manager.oracle.OraOopOracleQueries.getTableColumns(OraOopOracleQueries.java:689) at org.apache.sqoop.manager.oracle.OraOopOracleQueries.getTableColumns(OraOopOracleQueries.java:767) at org.apache.sqoop.manager.oracle.OraOopOracleQueries.getTableColumnNames(OraOopOracleQueries.java:624) at org.apache.sqoop.manager.oracle.OraOopConnManager.getColumnNamesInOracleTable(OraOopConnManager.java:124) ... 16 more It looks like it is resolving the column "y" as Y and failing saying column Y doesn't exist: This is the table DDL: CREATE TABLE "TestV500"."Xy" ( "a" NVARCHAR2(255) DEFAULT NULL, "x" NUMBER(10,0) DEFAULT NULL, "y" NUMBER(10,0) DEFAULT NULL ) PCTFREE 10 PCTUSED 40 INITRANS 1 MAXTRANS 255 NOCOMPRESS LOGGING STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645 PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT) TABLESPACE "USERS" ; Any idea on how I can get past this error? Thank You RV From: David Robson [mailto:[email protected]] Sent: Monday, November 16, 2015 2:49 PM To: [email protected]<mailto:[email protected]> Subject: RE: SQOOP export to Oracle failing Hi Ramya, Have you tried the "-direct" option? I have tested mixed case table and schema names with this before and it should work. We even added a section to the documentation on quoting them which you can read here: http://sqoop.apache.org/docs/1.4.6/SqoopUserGuide.html#_quote_oracle_owners_and_tables The only thing you will need to do is use more mappers - the direct connector only works with 2 or more mappers. So add "-direct" to your command and increase the number of mappers to at least 2. David From: Ramya Vasudevan [mailto:[email protected]] Sent: Tuesday, 17 November 2015 5:20 AM To: [email protected]<mailto:[email protected]> Subject: SQOOP export to Oracle failing Hi I am facing an issue with export to Oracle: Scenario: sqoop export from hdfs to oracle where the schema and objects in oracle has to be mixed case. Issue: I created a schema (TestV500) and table (Xy) in oracle 11g using sqoop export commands: sqoop eval --connect jdbc:oracle:thin:@adhoc-oracle11:1521:orcl -username test -password password -query "CREATE USER \"TestV500\" identified by \"password\"" sqoop eval --connect jdbc:oracle:thin:@adhoc-oracle11:1521:orcl -username test -password password -query "GRANT CONNECT TO \"TestV500\"" sqoop eval --connect jdbc:oracle:thin:@adhoc-oracle11:1521:orcl -username test -password password -query "ALTER USER \"TestV500\" QUOTA UNLIMITED ON USERS" sqoop eval --connect jdbc:oracle:thin:@adhoc-oracle11:1521:orcl -username test -password password -query "CREATE TABLE \"TestV500\".\"Xy\"( \"a\" NVARCHAR2(255) DEFAULT NULL, \"x\" NUMBER(10,0) DEFAULT NULL, \"y\" NUMBER(10,0) DEFAULT NULL )" Installations used: Oracle Version: 11.1.0.6.0 Sqoop Version: 1.4.5-cdh5.4.1 Ojdbc version: ojdbc6.jar I am now trying to load the table using a tab delimited file: /usr/bin/sudo -u hdfs sqoop export --connect jdbc:oracle:thin:@oracle11:1521:orcl -username test -password password "/hdfs_nfs_mount/tmp/oracle/TestV500/Xy.txt" --table "\"\"TestV500\".\"Xy\"\"" --fields-terminated-by "\t" --input-null-string null -m 1 I get this error : 15/11/12 09:33:03 INFO tool.CodeGenTool: Beginning code generation 15/11/12 09:33:03 DEBUG manager.OracleManager: Using column names query: SELECT t.* FROM "TestV500"."Xy" t WHERE 1=0 15/11/12 09:33:03 DEBUG manager.SqlManager: Execute getColumnInfoRawQuery : SELECT t.* FROM "TestV500"."Xy" t WHERE 1=0 15/11/12 09:33:03 DEBUG manager.OracleManager: Creating a new connection for jdbc:oracle:thin:@adhoc-oracle11:1521:orcl, using username: test 15/11/12 09:33:03 DEBUG manager.OracleManager: No connection paramenters specified. Using regular API for making connection. 15/11/12 09:33:03 INFO manager.OracleManager: Time zone has been set to GMT 15/11/12 09:33:03 DEBUG manager.SqlManager: Using fetchSize for next query: 1000 15/11/12 09:33:03 INFO manager.SqlManager: Executing SQL statement: SELECT t.* FROM "TestV500"."Xy" t WHERE 1=0 15/11/12 09:33:04 DEBUG manager.SqlManager: Found column a of type [12, 255, 0] 15/11/12 09:33:04 DEBUG manager.SqlManager: Found column x of type [2, 10, 0] 15/11/12 09:33:04 DEBUG manager.SqlManager: Found column y of type [2, 10, 0] 15/11/12 09:33:04 DEBUG manager.OracleManager$ConnCache: Caching released connection for jdbc:oracle:thin:@adhoc-oracle11:1521:orcl/test 15/11/12 09:33:04 ERROR sqoop.Sqoop: Got exception running Sqoop: java.lang.IllegalArgumentException: There is no column found in the target table "TestV500"."Xy". Please ensure that your table name is correct. java.lang.IllegalArgumentException: There is no column found in the target table "TestV500"."Xy". Please ensure that your table name is correct. at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1658) at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:96) at org.apache.sqoop.tool.ExportTool.exportTable(ExportTool.java:64) at org.apache.sqoop.tool.ExportTool.run(ExportTool.java:100) at org.apache.sqoop.Sqoop.run(Sqoop.java:143) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227) at org.apache.sqoop.Sqoop.main(Sqoop.java:236) This is the input file Xy.txt: a 0 0 a 1 4 a 2 2 Observations: 1. Schema and table was created successfully in oracle. 2. If I connect to the database directly as 'test' user and run this command, it works fine (it shows zero rows as nothing is loaded yet) SELECT t.* FROM "TestV500"."Xy" t WHERE 1=0; 3. If I create a schema called testv500 with a table called xy (without mixed case), the exact same Sqoop export command, the input file loads the data in the table. Unless I am missing something here, I wonder if I hit a bug not being able to handle mixed case. Any help will be great! Thank You, RV
