* move database from spi to common module

* Merge branch 'master' into dev

# Conflicts:
#	sharding-jdbc/sharding-jdbc-core/src/main/java/org/apache/shardingsphere/shardingjdbc/executor/AbstractStatementExecutor.java

* ues strategy pattern modify refresh ShardingMetaData.

* add apache License 2.0 .

* add java doc .

* ues strategy pattern modify refresh ShardingMetaData.

* code review.

* remove EncryptorServiceLoader

* remove MasterSlaveLoadBalanceAlgorithmServiceLoader

* remove TypedSPIFixtureServiceLoader

* remove RegistryCenterRepositoryServiceLoader

* remove ConfigCenterRepositoryServiceLoader

* remove ConfigCenterRepositoryServiceLoader

* remove KeyGenerateAlgorithmServiceLoader

* remove TypedSPIServiceLoader

* add default value for properties

* fix example for support KeyGenerateAlgorithm as a spring bean

* fix boolean for shadow

* refactor

* refactor TypeBasedSPIServiceLoader

* add ServiceProviderNotFoundException

* add TypedSPIRegistry

* rename OrderBasedSPI to OrderedSPI

* refactor OrderedSPIRegistry

* rename TypeBasedSPI to TypedSPI

* rename TypeBasedSPI to TypedSPI

* using MultipleDatabaseMetaData to do refactor

* refactor MultipleDatabaseMetaData

* add MasterSlaveDatabaseMetaData & ShardingDatabaseMetadata

* add createDatabaseMetaDataResultSet abstract method

* fix unit test error

* add start-index and stop-index property in literal-expression for PR#5006

* keep the blank space in xml

* rename OrderAware to OrderBasedSPI

* move TypeBasedSPI to type package

* move TypeBasedSPI to type package

* rename SPILoader to ShardingSphereServiceLoader

* refactor NewInstanceServiceLoader

* refactor SQLRewriteContextDecorator

* refactor OrderedSPIRegistry

* fix javadoc

* rename SPIClassInstantiationException to ServiceLoaderException

* rename NewInstanceServiceLoader to ShardingSphereServiceLoader

* remove useless exception throw

* make key-generator as a spring bean on spring namespace.

* fix checkstyle.

* code refactor for make key-generator as a spring bean.

* add test for GenerateKeyAlgorithmFactoryBean.

* rename ShardingKeyGenerator SPI to KeyGenerateAlgorithm.

* rename method containsKeyGeneratorConfiguration to containsKeyGenerateAlgorithm.
Co-authored-by: Ntaozhi3 <taozhi1@jd.com>

* for issue#3265 support edit config center

* for issue#3265 support edit registry center

* for issue#3265 remove invalid code

* for issue#3265 remove empty line

* for issue#3265 rename method

* for issue#3265 notify existed center with center name

* add OrderAware.getType()

* add generic type for decorator

* add cast

* open comment

* add start index and stop index for literal-expression

* format code

* add start index and stop index

* add start index

* alter index

* add index

* finish start index and stop index

* reduction copyright
Co-authored-by: Nzhaojinchao <zhaojinchao@mobimagic.com>

* Add JDBC data type in ColumnMetaData

* Add some method in TableMetaData

* Replace TableMetaData in sharding-scaling-module

* Remove replaced metaData classes

* fix selectStatement contained tableReferences for other db

* delete system out

* restore selectStatement contained tables

* restore position of tables

* fix visitor of sql92

* delete tables from SelectStatement

* fix

* fix
Co-authored-by: NTernence <lujingshang@126.com>
Co-authored-by: Nlujingshang1 <lujingshang1@jd.com>

* add sharding.transaction.seata.at.enable config to compatible with seata global transaction

* for checkstyle

* refactor ShardingStatement & ShardingPreparedStatement

* Use SPI for route

* Use SPI for rewrite

* Use SPI for merge

* rename ShardingStatement.shard() to prepare

* refactor ShardingStatement

* refactor GeneratedKeysResultSet

* rename ShardingPreparedStatement.shard() to prepare

* rename ShardingPreparedStatement.shard() to prepare

* rename ProxyResultDecoratorEngine to ProxyEncryptResultDecoratorEngine

* add ResultProcessEngineRegistry

* refactor DataNodeRouter

* refactor TablesContext.findTableName()

* refactor EncryptorMetaData

* Add MergeEngine

* refactor EncryptResultSet

* move BasePrepareEngine to prepare package

* refactor ShardingStatement

* use PrepareEngine for master-slave

* use PrepareEngine for encrypt

Co-authored-by: N端小强 <duanmu.me@gmail.com>
Co-authored-by: Nduanzhengqiang <duanzhengqiang@ncarzone.com>

* rename BaseShardingEngine to BasePrepareEngine

* rename BaseShardingEngine to BasePrepareEngine

* rename sharding-core-entry to shardingsphere-pluggable

* remove sql parser dialect import for shardingsphere-pluggable

* remove merge from pluggable module

* remove useless test cases

* remove specific route and rewrite from pluggable module

* remove sharding-core-common from pluggable module

* move SQLExecutionHook to shardingsphere-executor module

* remove sharding-core-execute from pluggable module

* move shardingsphere-pluggable to shardingsphere-underlying

* rename package

* add transaction-base-seata-spring-boot-example

* remove unused config for transaction

* remove unused config of seata

* add requirement of running seata test

* for checkstyle

* for checkstyle

* remove user wall

* remove unregister companies from GitHub

* Move route hook invocation from sharding-core-entry to route module

* refactor BaseShardingEngine

* remove useless route hook fixture

* fixes #4770, get column encrypt field from SchemaMetaData instead of EncryptRule.

* fixes code review problem.

* Sharding rule lambda modify.

* sharding table and database shardingStrategy reset.

* add tx-type-annotation-driven xsd definition

* add sharding transaction type scanner bean definition

* generate scanner bean id automatically

* add RouteDecoratorRegistry

* add RewriteDecoratorRegistry

* move RouteDecoratorRegistry and RewriteDecoratorRegistry to current underlying module

* Add RouteDecoratorRegistry and RewriteDecoratorRegistry

* add adaptor for orchestration rule

* Add commons-cli NOTICE in sharding-scaling-distribute

* Add release guide for sharding-scaling

* integrate sharding-transaction-spring with boot-starter

* add transaction-2pc-xa-spring-boot-example

* add transaction-2pc-xa-spring-boot-example