. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 4 Quick Start 5 4.1 Import Maven Dependency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 4.2 Develop Job . . . . . diagnose and recover when distribute environment unstable • Job Dependency (TODO) – DAG based job dependency – DAG based job item dependency • Job Open Ecosystem – Unify job api for extension – Support Maven Dependency <dependency> org.apache.shardingsphere.elasticjob elasticjob-bootstrap ${latest.release.version} dependency> 4.2

use the vulnerable version. In either case, a threat actor can use a vulnerability in a 3rd-party dependency to escalate privileges and cause harm to VTAdmin users. Local attacker An attacker who has compromised Yes 2 ADA-VIT-SA23-2 Insecure cryptographic primitives Informational Yes 3 ADA-VIT-SA23-3 SQL injection in sqlutils Informational Yes 4 ADA-VIT-SA23-4 Path traversal in VtctldServers GetBackups method VTAdmin-web ui is not authenticated by default Moderate No 7 ADA-VIT-SA23-7 Critical 3rd-party dependency is archived Low No 8 ADA-VIT-SA23-8 VTAdmin not protected by a rate limiter Moderate No 9 ADA-VIT-SA23-9

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.1.1 1. Import Maven Dependency . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.1.2 2. Rules Configuration . . . . Import Maven Dependency <dependency> org.apache.shardingsphere shardingsphere-jdbc-core ${latest.release.version} dependency> Notice: Maven config <dependency> org.apache.shardingsphere shardingsphere-sql-parser-engine ${project.version} dependency> // According to

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.1.1 1. Import Maven Dependency . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.1.2 2. Rules Configuration . . . . Import Maven Dependency <dependency> org.apache.shardingsphere shardingsphere-jdbc-core ${latest.release.version} dependency> Notice: introduces the features of the distributed governance: • Registry center • Third‐party components dependency 4.5. Governance 49 Apache ShardingSphere document, v5.0.0 Registry Center Motivation • Centralized

......................................................................................68 5.11. Dependency Tracking...................................................................................... domains • Triggers and rewrite rules Detailed information on these topics appears in Part V. 5.11. Dependency Tracking When you create complex database structures involving many tables with foreign key constraints PostgreSQL ver- sions prior to 7.3 are not maintained or created during the upgrade process. All other dependency types will be properly created during an upgrade from a pre-7.3 database. 69 Chapter 6. Data

......................................................................................70 5.11. Dependency Tracking...................................................................................... domains • Triggers and rewrite rules Detailed information on these topics appears in Part V. 5.11. Dependency Tracking When you create complex database structures involving many tables with foreign key constraints PostgreSQL ver- sions prior to 7.3 are not maintained or created during the upgrade process. All other dependency types will be properly created during an upgrade from a pre-7.3 database. 71 Chapter 6. Data

......................................................................................70 5.11. Dependency Tracking...................................................................................... domains • Triggers and rewrite rules Detailed information on these topics appears in Part V. 5.11. Dependency Tracking When you create complex database structures involving many tables with foreign key constraints PostgreSQL ver- sions prior to 7.3 are not maintained or created during the upgrade process. All other dependency types will be properly created during an upgrade from a pre-7.3 database. 71 Chapter 6. Data

......................................................................................78 5.12. Dependency Tracking...................................................................................... domains • Triggers and rewrite rules Detailed information on these topics appears in Part V. 5.12. Dependency Tracking When you create complex database structures involving many tables with foreign key constraints types appears in a stored expression (such as a column default expression or view), it creates a dependency on the referenced object. For example, if a column has a default expression nextval(’my_seq’::regclass)

......................................................................................78 5.12. Dependency Tracking...................................................................................... domains • Triggers and rewrite rules Detailed information on these topics appears in Part V. 5.12. Dependency Tracking When you create complex database structures involving many tables with foreign key constraints expression (such as a column default expression or view), it 151 Chapter 8. Data Types creates a dependency on the referenced object. For example, if a column has a default expression nextval(’my_seq’::regclass)

......................................................................................85 5.12. Dependency Tracking...................................................................................... domains • Triggers and rewrite rules Detailed information on these topics appears in Part V. 5.12. Dependency Tracking When you create complex database structures involving many tables with foreign key constraints types appears in a stored expression (such as a column default expression or view), it creates a dependency on the referenced object. For example, if a column has a default expression nextval(’my_seq’::regclass)