* Refactor AbstractSQLBuilder & AbstractJDBCImporter

* Move extract sql paramters code from AbstractJDBCImporter to AbstractSQLBuilder

* Refactor AbstractSQLBuilder

* Refactor AbstractJDBCImporter

* Make columns of DataRecord private

* Use insert on duplicate key update in mysql insert.

Rename DataSourceConfiguration to ScalingDataSourceConfiguration to avoid duplicate class name (#7698)

* Refactor RdbmsConfiguraton(#6687)

* Refactor SyncConfiguration

* Refactor InventoryDataTaskSplitter & SyncTaskFactory

* Refactor DumperConfiguration

* For checkstyle

* Scaling job Breakpoint resume ability.

* update shardingsphere-orchestration-repository-zookeeper-curator dependency

Co-authored-by: qiulu3 <Lucas209910>

* add sharing conditions in update or delete sql

* we don't need all select privilege on *.*, so remove it.
Co-authored-by: NLucas <qiulu3@jd.com>

* Rename sharding-scaling to shardingsphere-scaling

* rename package from org.apache.shardingsphere.shardingscaling to org.apache.shardingsphere.scaling

* fix test cases

* Remove unused classes

* Rename and sort out package structure

* Remove unused callback

* Rename synctask package to task

* Writer --> Importer in sharding-scaling

* Additional modification of variable names from reader to dumper

* Format keyword of SQL

* Format keyword of SQL

* Replace log4j with logback

* For spelling

* Upper JDBC for comment and Class name

* mysql --> MySQL in comment and class name

* For checkstype

* Remove unused file