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                                                    <td style="vertical-align: top;; padding: 0px; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://hibernate.atlassian.net/browse/HHH-10718" style="color: #3b73af; text-decoration: none">Re: Underscore in table name can result in SchemaExtractionException: More than one table found</a> </span> </td> 
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                                        <table class="text-paragraph-pattern" cellspacing="0" cellpadding="0" border="0" width="100%" style="border-collapse: collapse; mso-table-lspace: 0pt; mso-table-rspace: 0pt; font-family: Arial, sans-serif; font-size: 14px; line-height: 20px; mso-line-height-rule: exactly; mso-text-raise: 2px"> 
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                                                    <td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0px; border-collapse: collapse; padding: 0 0 10px 0"> <p style="margin: 10px 0 0 0; margin-top: 0">Hi Gail, I have followed up on your suggestion and it is indeed possible to reproduce this with a very simple test case using the schema validator. I used the schema as defined by the entity model in my previously uploaded test case. I removed the hbm2dll.auto settings from the config file and ran the SchemaValidator.main method passing in "--config=hibernate.cfg.xml" as the sole argument:</p> <p style="margin: 10px 0 0 0"> May 03, 2016 8:35:41 AM org.hibernate.Version logVersion<br> INFO: HHH000412: Hibernate Core </p> {5.1.0.Final} <p style="margin: 10px 0 0 0">May 03, 2016 8:35:41 AM org.hibernate.cfg.Environment &lt;clinit&gt;<br> INFO: HHH000206: hibernate.properties not found<br> May 03, 2016 8:35:41 AM org.hibernate.cfg.Environment buildBytecodeProvider<br> INFO: HHH000021: Bytecode provider name : javassist<br> May 03, 2016 8:35:41 AM org.hibernate.boot.jaxb.internal.stax.LocalXmlResourceResolver resolveEntity<br> WARN: HHH90000012: Recognized obsolete hibernate namespace <a href="http://hibernate.sourceforge.net/hibernate-configuration" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">http://hibernate.sourceforge.net/hibernate-configuration</a>. Use namespace <a href="http://www.hibernate.org/dtd/hibernate-configuration" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">http://www.hibernate.org/dtd/hibernate-configuration</a> instead. Support for obsolete DTD/XSD namespaces may be removed at any time.<br> May 03, 2016 8:35:41 AM org.hibernate.annotations.common.reflection.java.JavaReflectionManager &lt;clinit&gt;<br> INFO: HCANN000001: Hibernate Commons Annotations </p> {5.0.1.Final} <p style="margin: 10px 0 0 0">May 03, 2016 8:35:41 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl configure<br> WARN: HHH10001002: Using Hibernate built-in connection pool (not for production use!)<br> May 03, 2016 8:35:41 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl buildCreator<br> INFO: HHH10001005: using driver <span class="error">[com.mysql.jdbc.Driver]</span> at URL <span class="error">[jdbc:mysql://localhost:3306/HBMTEST]</span><br> May 03, 2016 8:35:41 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl buildCreator<br> INFO: HHH10001001: Connection properties: </p> {user=HBMTEST, password=****} <p style="margin: 10px 0 0 0">May 03, 2016 8:35:41 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl buildCreator<br> INFO: HHH10001003: Autocommit mode: false<br> May 03, 2016 8:35:41 AM org.hibernate.engine.jdbc.connections.internal.PooledConnections &lt;init&gt;<br> INFO: HHH000115: Hibernate connection pool size: 1 (min=1)<br> May 03, 2016 8:35:41 AM org.hibernate.dialect.Dialect &lt;init&gt;<br> INFO: HHH000400: Using dialect: org.hibernate.dialect.MySQL57InnoDBDialect<br> May 03, 2016 8:35:41 AM org.hibernate.tool.hbm2ddl.SchemaValidator validate<br> INFO: HHH000229: Running schema validator<br> May 03, 2016 8:35:41 AM org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl processGetTableResults<br> INFO: HHH000263: More than one table found: AN_ENTITY<br> May 03, 2016 8:35:41 AM org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl stop<br> INFO: HHH10001008: Cleaning up connection pool <span class="error">[jdbc:mysql://localhost:3306/HBMTEST]</span><br> May 03, 2016 8:35:41 AM org.hibernate.tool.hbm2ddl.SchemaValidator main<br> ERROR: HHH000366: Error running schema update<br> org.hibernate.tool.schema.extract.spi.SchemaExtractionException: More than one table found in namespace (HBMTEST, ) : AN_ENTITY<br> at org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl.processGetTableResults(InformationExtractorJdbcDatabaseMetaDataImpl.java:381)<br> at org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl.locateTableInNamespace(InformationExtractorJdbcDatabaseMetaDataImpl.java:346)<br> at org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl.getTable(InformationExtractorJdbcDatabaseMetaDataImpl.java:241)<br> at org.hibernate.tool.schema.internal.exec.ImprovedDatabaseInformationImpl.getTableInformation(ImprovedDatabaseInformationImpl.java:109)<br> at org.hibernate.tool.schema.internal.SchemaValidatorImpl.performValidation(SchemaValidatorImpl.java:97)<br> at org.hibernate.tool.schema.internal.SchemaValidatorImpl.doValidation(SchemaValidatorImpl.java:67)<br> at org.hibernate.tool.hbm2ddl.SchemaValidator.validate(SchemaValidator.java:65)<br> at org.hibernate.tool.hbm2ddl.SchemaValidator.main(SchemaValidator.java:75)<br> at org.ginger.hiberevolvetest.SchemaValidatorTest.main(SchemaValidatorTest.java:15)<br> org.hibernate.tool.schema.extract.spi.SchemaExtractionException: More than one table found in namespace (HBMTEST, ) : AN_ENTITY<br> at org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl.processGetTableResults(InformationExtractorJdbcDatabaseMetaDataImpl.java:381)<br> at org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl.locateTableInNamespace(InformationExtractorJdbcDatabaseMetaDataImpl.java:346)<br> at org.hibernate.tool.schema.extract.internal.InformationExtractorJdbcDatabaseMetaDataImpl.getTable(InformationExtractorJdbcDatabaseMetaDataImpl.java:241)<br> at org.hibernate.tool.schema.internal.exec.ImprovedDatabaseInformationImpl.getTableInformation(ImprovedDatabaseInformationImpl.java:109)<br> at org.hibernate.tool.schema.internal.SchemaValidatorImpl.performValidation(SchemaValidatorImpl.java:97)<br> at org.hibernate.tool.schema.internal.SchemaValidatorImpl.doValidation(SchemaValidatorImpl.java:67)<br> at org.hibernate.tool.hbm2ddl.SchemaValidator.validate(SchemaValidator.java:65)<br> at org.hibernate.tool.hbm2ddl.SchemaValidator.main(SchemaValidator.java:75)<br> at org.ginger.hiberevolvetest.SchemaValidatorTest.main(SchemaValidatorTest.java:15)</p> <p style="margin: 10px 0 0 0">thanks, Richard</p> </td> 
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