[TAJO-1479] NPE during startup CatalogStore

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.11.0
• Component/s: Catalog
• Assignee: JaeHwa Jung
• Reporter: JaeHwa Jung
• Created: 30/Mar/15 13:30
• Updated: 31/Mar/15 08:12
• Resolved: 31/Mar/15 07:48

Description

Currently, NPE occurs during startup MySQLStore on initial state as following:

Caused by: java.lang.NullPointerException
	at org.apache.tajo.util.FileUtil.readTextFromStream(FileUtil.java:99)
	at org.apache.tajo.util.FileUtil.readTextFileFromResource(FileUtil.java:90)
	at org.apache.tajo.catalog.store.AbstractDBStore.readSchemaFile(AbstractDBStore.java:174)
	at org.apache.tajo.catalog.store.AbstractMySQLMariaDBStore.readSchemaFile(AbstractMySQLMariaDBStore.java:68)
	at org.apache.tajo.catalog.store.MySQLStore.readSchemaFile(MySQLStore.java:52)
	at org.apache.tajo.catalog.store.AbstractMySQLMariaDBStore.createBaseTable(AbstractMySQLMariaDBStore.java:209)
	at org.apache.tajo.catalog.store.AbstractDBStore.<init>(AbstractDBStore.java:152)

For the reference, there are similar situations at other CatalogStores, such as, MariaDB, Oracle, PostgreSQL.

Issue Links

• is related to: TAJO-1284 Add alter partition method to CatalogStore