* Rename SchemaLoader

* Rename SchemaLoader

* Refactor ShardingSphereMetaDataLoader

* Refactor TableAddressingMapperDataLoader

* Refactor PhysicalSchemaMetaDataLoader

* Refactor test cases

* Refactor PhysicalTableMetaDataLoaderTest

* Refactor PhysicalIndexMetaDataLoaderTest

* Refactor PhysicalColumnMetaDataLoaderTest

* Rename MetaDataLoaderConnectionAdapter

* Rename MetaDataLoaderConnectionAdapter's package

* Rename packages of adapter and dialect

* Remove model.physical package

* Rename schema.model

* Remove TableAddressingMetaData

* Rename TableAddressingMapperDataLoader

* Rename TableAddressingMapperDecorator

* Rename PhysicalSchemaMetaData to ShardingSphereSchema

* Fix checkstyle

* Add PhysicalTableMetaData.addressingDataSources

* Refactor AllSQLRouteExecutor

* Refactor ShardingDDLStatementValidator

* Refactor ShardingDDLStatementValidator

* Refactor SingleTableRoutingEngine

* Refactor MetaDataRefreshStrategy

* Remove ShardingSphereSchema.tableAddressingMetaData

* Refactor TableMetaDataLoader

* Refactor TableMetaDataLoader

* Reuse TableMetaDataLoader in SchemaMetaDataLoader

* Refactor SchemaMetaDataLoader

* Remove useless method of PhysicalSchemaMetaData

* For code style

* Add TableContainedRule

* Remove useless implements

* Refactor generic type of ShardingSphereMetaDataLoader

* Refactor generic type of ShardingSphereMetaDataLoader

* Refactor SchemaMetaDataLoader

* Rename DataNodeContainedRule's variable

* Remove useless ShardingSphereMetaDataLoader.load

* Refactor SchemaMetaDataLoader

* Merge ShardingSphereMetaDataDecorator into ShardingSphereMetaDataLoader

* Rename DataNodeRoutedRule to DataNodeBasedRule

* Rename DataSourceRoutedRule to DataSourceBasedRule

* Add rule.type package

* Rename XXXBasedRule to XXXContainedRule

* Remove useless SchemaMetaDataLoader.load with single data source

* Split SchemaMetaDataLoader to SchemaMetaDataLoader and TableMetaDataLoader

* Refactor ShardingSphereMetaDataLoader

* Remove useless ReplicaQueryTableAddressingMetaDataDecorator

* Switch class name of ShardingSphereMetaData and ShardingSphereSchema

* Adjust seq of ShardingSphereMetaData's constructor

* Remove LogicSchemaMetaData.unconfiguredSchemaMetaDataMap

* Remove LogicSchemaMetaData

* Rename LogicSchemaMetaDataLoader

* Add metadata.schema package

* Fix spi

* Rename SchemaMetaDataLoader

* Rename SchemaMetaDataNotifier

* For code format

* Use SQLRouteExecutor to refactor SQL route engine

* Add TableAddressingMetaData

* Add TableAddressingMetaDataDecorator

* Add TableAddressingMetaDataLoader

* Update TableAddressingMetaDataLoader

* Add ShardingTableAddressingMetaDataDecorator

* Add PrimaryReplicaReplicationTableAddressingMetaDataDecorator

* Fix test case

* Rename metadata.model.physical package

* Rename JDBCSchemaHandler

* rename PhysicalXXXMetaData

* Rename database.model

* Rename package name from metadata.schema to metadata.rule

* Rename package name from metadata.database to metadata.schema

* Add package name metadata.model

* Fix spi

* Fix spi

* Fix spi

* Move LogicSQL to binder module

* Move all metadata related to infra-common module

* Move shardingsphere-infra-binder to infra module and rename

* Move shardingsphere-infra-binder to infra module and rename

* rename package name

* Rename spi impl package name

* Fix compile err

* fix metaData decorate bug

* fix metaData decorate bug

* Refactor RuleSchemaMetaData.unconfiguredSchemaMetaDataMap to Map<String,Collection<String>>,  due to unconfigured table only need table name

* fix checkstyle

* fix checkstyle issue

* fix test

* Refactor SingletonServiceLoader

* Refactor YamlRuleConfigurationSwapperEngine

* Add more constructor of SchemaMetaData

* Add RuleSchemaMetaDataLoaderTest for assert unconfigured table

* Add RuleSchemaMetaDataLoaderTest for assert configured table with decorate

* For checkstyle

* For checkstyle

* Unify properties and props

* Unify properties and props

* Merge branch 'master' into dev

# Conflicts:
#	shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-common/src/main/java/org/apache/shardingsphere/sharding/strategy/algorithm/sharding/ModuloShardingAlgorithm.java
#	shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-route/src/main/java/org/apache/shardingsphere/sharding/route/engine/type/standard/ShardingStandardRoutingEngine.java
#	shardingsphere-proxy/shardingsphere-proxy-bootstrap/src/main/java/org/apache/shardingsphere/proxy/Bootstrap.java

* Rename shardingsphere-underlying to shardingsphere-infra

* Rename shardingsphere-infra's subprojects

* Rename shardingsphere-infra's subprojects

* rename package from org.apache.shardingsphere.underlying.common to org.apache.shardingsphere.infra

* rename package from org.apache.shardingsphere.underlying.executor to org.apache.shardingsphere.infra.executor

* rename package from org.apache.shardingsphere.underlying.merge to org.apache.shardingsphere.infra.merge

* rename package from org.apache.shardingsphere.underlying.route to org.apache.shardingsphere.infra.route

* rename package from org.apache.shardingsphere.underlying.rewrite to org.apache.shardingsphere.infra.rewrite

* Move shardingsphere-spi into shardingsphere-common

* remove shardingsphere-spi

* unify package name of encrypt-core-api

* unify package name of sharding-core-api

* unify package name of sharding-core-common

* refactor AbstractDataSourceAdapter

* refactor LogicSchemaFactory

* reuse DefaultSchema.LOGIC_NAME

* use multiple threads for different data sources

* remove comments

* refactor

* replace with shardingsphere executor service

* add comment

* fix

* rename

* add datanode package

* Add spi to build rule

* switch param of ShardingSphereRulesBuilder

* move ShardingSphereRulesBuilder to shardingsphere-common

* rename BaseRule to ShardingSphereRule

* replace LINE_SEPARATOR to System.lineSeparator()

* rename TablesAggregationRule to DataNodeRoutedRule

* add DataSourceRoutedRule interface

* add DataNodes

* Use DataNodes to get actual data nodes in meta data loader

* Use DataNodes to get actual data nodes in meta data parallel load

* remove ShardingDataSourceNames.shardingRuleConfig

* Add DataNodeUtil

* Remove ShardingDataSourceNames

* for checkstyle

* if more rule decorate metaData bug fix.