qiuhuanhen opened a new issue #7450:
URL: https://github.com/apache/skywalking/issues/7450


   Please answer these questions before submitting your issue.
   
   - Why do you submit this issue?
   - [ ] Question or discussion
   - [ ] Bug
   - [ √] Requirement
   - [ ] Feature or performance improvement
   
   ___
   ### Question
   when I set log-storage in mysql (version 5.5) , and the database also set 
global innodb_large_prefix = ON, but the error still occurred when I startup 
the oapService
   ___
   ### Bug
   - Which version of SkyWalking, OS, and JRE?
   version:8.5
   - Which company or project?
   oap-service
   - What happened?
   org.apache.skywalking.oap.server.library.module.ModuleStartException: Index 
column size too large. The maximum column size is 767 bytes.
        at 
org.apache.skywalking.oap.server.storage.plugin.jdbc.mysql.MySQLStorageProvider.start(MySQLStorageProvider.java:181)
 ~[storage-jdbc-hikaricp-plugin-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.library.module.BootstrapFlow.start(BootstrapFlow.java:49)
 ~[library-module-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.library.module.ModuleManager.init(ModuleManager.java:60)
 ~[library-module-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.starter.OAPServerBootstrap.start(OAPServerBootstrap.java:43)
 [server-bootstrap-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.starter.OAPServerStartUp.main(OAPServerStartUp.java:27)
 [server-starter-es7-8.5.0.jar:8.5.0]
   Caused by: org.apache.skywalking.oap.server.core.storage.StorageException: 
Index column size too large. The maximum column size is 767 bytes.
        at 
org.apache.skywalking.oap.server.storage.plugin.jdbc.h2.dao.H2TableInstaller.createTable(H2TableInstaller.java:91)
 ~[storage-jdbc-hikaricp-plugin-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.core.storage.model.ModelInstaller.whenCreating(ModelInstaller.java:56)
 ~[server-core-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.core.storage.model.StorageModels.addModelListener(StorageModels.java:90)
 ~[server-core-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.storage.plugin.jdbc.mysql.MySQLStorageProvider.start(MySQLStorageProvider.java:179)
 ~[storage-jdbc-hikaricp-plugin-8.5.0.jar:8.5.0]
        ... 4 more
   Caused by: 
org.apache.skywalking.oap.server.library.client.jdbc.JDBCClientException: Index 
column size too large. The maximum column size is 767 bytes.
        at 
org.apache.skywalking.oap.server.library.client.jdbc.hikaricp.JDBCHikariCPClient.execute(JDBCHikariCPClient.java:89)
 ~[library-client-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.storage.plugin.jdbc.h2.dao.H2TableInstaller.createTable(H2TableInstaller.java:87)
 ~[storage-jdbc-hikaricp-plugin-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.core.storage.model.ModelInstaller.whenCreating(ModelInstaller.java:56)
 ~[server-core-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.core.storage.model.StorageModels.addModelListener(StorageModels.java:90)
 ~[server-core-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.storage.plugin.jdbc.mysql.MySQLStorageProvider.start(MySQLStorageProvider.java:179)
 ~[storage-jdbc-hikaricp-plugin-8.5.0.jar:8.5.0]
        ... 4 more
   Caused by: java.sql.SQLException: Index column size too large. The maximum 
column size is 767 bytes.
        at 
com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:129) 
~[mysql-connector-java-8.0.21.jar:8.0.21]
        at 
com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:97) 
~[mysql-connector-java-8.0.21.jar:8.0.21]
        at 
com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:122)
 ~[mysql-connector-java-8.0.21.jar:8.0.21]
        at 
com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:764) 
~[mysql-connector-java-8.0.21.jar:8.0.21]
        at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:648) 
~[mysql-connector-java-8.0.21.jar:8.0.21]
        at 
com.zaxxer.hikari.pool.ProxyStatement.execute(ProxyStatement.java:95) 
~[HikariCP-3.1.0.jar:?]
        at 
com.zaxxer.hikari.pool.HikariProxyStatement.execute(HikariProxyStatement.java) 
~[HikariCP-3.1.0.jar:?]
        at 
org.apache.skywalking.oap.server.library.client.jdbc.hikaricp.JDBCHikariCPClient.execute(JDBCHikariCPClient.java:85)
 ~[library-client-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.storage.plugin.jdbc.h2.dao.H2TableInstaller.createTable(H2TableInstaller.java:87)
 ~[storage-jdbc-hikaricp-plugin-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.core.storage.model.ModelInstaller.whenCreating(ModelInstaller.java:56)
 ~[server-core-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.core.storage.model.StorageModels.addModelListener(StorageModels.java:90)
 ~[server-core-8.5.0.jar:8.5.0]
        at 
org.apache.skywalking.oap.server.storage.plugin.jdbc.mysql.MySQLStorageProvider.start(MySQLStorageProvider.java:179)
 ~[storage-jdbc-hikaricp-plugin-8.5.0.jar:8.5.0]
        ... 4 more
   2021-08-12 18:14:40,308 - com.alibaba.nacos.common.http.HttpClientManager - 
108 [Thread-1] WARN  [] - [HttpClientBeanFactory] Start destroying 
NacosRestTemplate
   2021-08-12 18:14:40,308 - com.alibaba.nacos.common.http.HttpClientManager - 
116 [Thread-1] WARN  [] - [HttpClientBeanFactory] Destruction of the end
   
   ___
   ### Requirement or improvement
   - could you pls open the sql of creating table as a config file  then we 
edit the sql by ourselves?
   - or give other advice pls (don't change the version of database)
   


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