TSC是Transaction, Storage, Clog三个模块的简称，本case集包含三个模块基本的功能，如下：

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1 Transaction
  1.1 切主/冻结不杀事务
      3036_c11_sp_change_leader_when_trx_executing_xiaoshi.test    
      3037_c11_2pc_change_leader_when_trx_executing_xiaoshi.test
      3039_c11_trans_relocate_when_leader_takeover.test

  1.2 大事务
      3036_c11_big_trans_with_multi_redo.test    

  1.3 事务上下文垃圾回收
      3018_z1_obs0_client_not_end_trans.test
      3039_c111_readonly_context_recycle_xiangwen.test

  1.4 备机读因果序
      3019_z3_obs0_transaction_weak_atomicity_causal_ordering1_zehuan.test

  1.5 数据搬迁
      3023_c11_minor_freeze_data_relocate.test
      3035_c11_minor_freeze_data_relocate_2.test

  1.6 LOB
      3038_c11_lob_trans.test

  1.7 一阶段提交
      3024_c11_batch_commit_trans_switch_leader.test
      
  1.8 其实事务功能点
      3025_c11_sp_dist_trans_switch.test

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2 Storage

  2.1 partition 管理
      storage_0004_d_replica_create_table.test
      storage_0005_d_replica_partition_create_table.test

  2.2 索引管理
      storage_0002_c111_index.test

  2.3 迁移
      storage_0006_migrate.test
      storage_0007_batch_migrate.test

  2.4 副本类型变更
      storage_0008_change_replica_meet_remove_replica.test
      storage_0009_change_replica_to_l_and_create_index.test
      storage_0010_full_replica_and_log_replica_exchange.test
      storage_0011_change_to_log_only_replica_type_and_reboot.test
      storage_0012_full_replica_and_readonly_replica_exchange.test

  2.5 D副本上任，卸任，数据拷贝
      storage_0003_d_replica_pg_switch_leader.test

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