* [maven-release-plugin] prepare release 4.0.0-RC3

* [maven-release-plugin] prepare for next development iteration

* close InputStream (#3482)

* <exclude>**/sharding-ui-front/test/coverage/**</exclude>

* close InputStream

* reverse to rc3 (#3484)

* <exclude>**/sharding-ui-front/test/coverage/**</exclude>

* reverse to rc3

* setValidationQuery() (#3485)

* <exclude>**/sharding-ui-front/test/coverage/**</exclude>

* reverse to rc3

* setValidationQuery()

* [maven-release-plugin] prepare release 4.0.0-RC3

* [maven-release-plugin] prepare for next development iteration

* fix conflicts

* `getResultSet` should return null after `executeUpdate`

* check style

* simplify checking whether has `ResultSet`

* directy check whether `queryResult` is empty

* import order

* hack to pass null check

* Fix jdbc getIndexInfo method and NullPointerException on oracle

* 1.Fix jdbc getIndexInfo method and NullPointerException.
2.Fix catalog and schema method parameter error.
3.Fix resultSet.getString(IS_NULLABLE) and
resultSet.getString(IS_AUTOINCREMENT) return type error.

* fix ci

* fix ci

* add License

* fix ci

* fix ci

* fix ci

* fix ci

* use jdbc api to fix oracle difference

* use jdbc api to fix oracle difference

* Fixes #3370 .and change some code structure for compatibility

* fix ci

* add oracle schemaName equal username
add annotation

* 1.add DataSourceInfo class

2.add and change TEST unit

* fix and change HashMap to LinkedHashMap

* 1.change TEST unit code

2.change LinkedHashMap to HashMap

* add License

* judge dataSourceMetaData null

* judge dataSourceMetaData null

* Change and add TEST unit

* change TEST unit

* code cleanups

* code trim

* code checkstyle

* remove eg:"public OracleDataSourceMetaData(final String url)"

* restore

* Revert

* revert

* revert

* revert

* revert

* revert

* code clean

* code clean

* add TEST

* add Licensed

* code clear

* implement nested transaction for XATransactionManager

* hold enlistedTransactions in every XATransactionDataSource

* refactor XATransactionDataSource

* remove unused XATransactionConnection

* fix enlist_resources could not shared in multi datasources

* simplify XAShardingTransactionManagerTest

* create AtomikosDataSourceBean using DataSourceUtils

* decouple SingXADataSource from XADataSource interface

* SingleXADataSource => XATransactionDataSource

* decouple SingleXAConnection from XAConnection interface

* SingleXAConnection => XATransactionConnection

* do not support XADatasource construct

* refactor XATransactionDataSource

* for checkstyle

* Finish PostgreSQLErrorResponsePacket

* For checkstyle

* Fix unit test

* For checkstyle

* For checkstyle

* extract recursive operation

* remove space

* modify operator node

* loop extract operation

* modify recursive operation

* modify recursive operation

* update code style

* update code style

* extract recursive operation

* extract recursive operation

* modify database type

* modify style

* modify xml style

* make SingleXADataSource instanced by XAdDtaSource

* using XADataSource for asserting SingleXADataSource

* remove unused datasource

* remove unused pom

* Fixes #3362

* add test case

* Fixes #3362, update logic

* Improve word spelling

* add test case

* add SQL test case to moudle sql-test and parse-test

* #3292 modify case id

* modify detail

* #3292 adjust sql case id

* #3292 adjust SQL case

* Add Landscape and Using company.

* Remove companys

* Adjust detail

* Adjust detail

* Adjust detail

* fix javadoc for TimeService

* fix javadoc for DatabaseTimeService

* for code style

* code style for pom

* rename TimeServiceConfig to TimeServiceConfiguration

* for code style

* for checkstyle

* fix[sharding-ui-frontend]:Delete the local cache data, and then jump to the login page #3477

* refactor[sharding-ui-frontend]:Delete port configuration

* move shrarding-core-parse to sql-parse module

* rename shrarding-core-parse-xxx to sql-parse-xxx

* update pom

* rename package name from org.apache.shardingsphere.core.parse to org.apache.shardingsphere.sql.parser

* decouple SQLParsingException & ShardingException

* rename sql-parser to shardingsphere-sql-parser

* add database type for SQL parser

* remove database type for SQL parser

* remove useless feature type of RuleDefinitionFileConstant.getFillerRuleDefinitionFile

* decouple RuleDefinitionFileConstant and DatabaseType

* decouple SQLParserFactory and DatabaseType

* remove SQLParserFactory.DATABASE_TYPE_NAMES

* decouple SQLParserEngine and DatabaseType

* decouple SQLStatementFillerEngine and DatabaseType

* use SQLParseEngineFactory to get SQLParseEngine instance

* decouple DatabaseType from SQLParseEngine and SQLParseKernel

* decouple sharding-core-api from shardingsphere-sql-parser-spi

* decouple DatabaseType from SQLParseEngineFactory

* add shardingsphere-spi module

* adjust package of shardingsphere-spi

* rename BaseAlgorithmFactoryTest to TypeBasedSPIServiceLoaderTest

* rename fixture of test case

* remove useless ComplexKeysShardingAlgorithmFixture

* remove sharding-core-common dependency from shardingsphere-sql-parser-test

* remove useless rule

* remove useless dependency from sharding-core-preprocessor

* Add apache-rat-plugin exclusion for sharding-ui-frontend sources distribution

* Adjust apache-rat-plugin exclude pattern

* fixes apollo warn log.

* fixes code, remove unused apollo code.

* fixes ServerLists info.

modify ignored item

* Fixes #3449

* remove test for null SQL

* fix #3273, route to defaultDataSource or master when the sql without tableName

* Restore MasterSlaveRouter and Restore empty line indent, add test case.

* do not copy node dependencies to src release

* fix checkstyle

* update release notes

* code style optimize

* Fix check bug

* Fix error logic code

* remove useless SQLToken.toString()

* add ParameterRewriter.isNeedRewrite()

* add EncryptParameterRewriter

* remove duplicate check for EncryptInsertValueParameterRewriter

* add check for parameter is not empty for parameter rewrite

* refactor ParameterRewriter.isNeedRewrite()