raft_client.wl().addrs.remove(&store_id); } }) ● What difficulties have we encountered? ○ No macro support in Golang ○ No compiler plugin support in Golang ○ It’s not elegant to use go build tags (go

completes the import, it exits automatically. If you find the last 5 lines of its log print the whole procedure completed, the import is successful. Note: Whether the import is successful or not, the last line completes the import, it exits automatically. If you find the last 5 lines of its log print the whole procedure completed, the import is successful. Note: 220 Whether the import is successful or not, the last to TiDB to perform migration. This document takes a simple example to illustrate the migration procedure. The MySQL shards of the two data source MySQL instances in the example are migrated to the down-

supported. • GEOMETRY is not supported. • Modification of integer primary key is not supported. • PROCEDURE is not supported. • The READ-UNCOMMITTED and SERIALIZABLE isolation levels are not supported. • completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error

supported. • GEOMETRY is not supported. • Modification of integer primary key is not supported. • PROCEDURE is not supported. • The READ-UNCOMMITTED and SERIALIZABLE isolation levels are not supported. • completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error

· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 6729 17.14.4 Remote Procedure Call (RPC)· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 6729 17.14.5 Request during a specific period and processes them in batches serially to decrease the number of Remote Procedure Call (RPC) requests and reduce PD workload. In latency-sensitive scenarios, however, the performance features are: • GEOMETRY is not supported. • Modification of integer primary key is not supported. • PROCEDURE is not supported. • The READ-UNCOMMITTED and SERIALIZABLE isolation levels are not supported. •

features are: • GEOMETRY is not supported. • Modification of integer primary key is not supported. • PROCEDURE is not supported. • The READ-UNCOMMITTED and SERIALIZABLE isolation levels are not supported. • completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error

features are: • GEOMETRY is not supported. • Modification of integer primary key is not supported. • PROCEDURE is not supported. • The READ-UNCOMMITTED and SERIALIZABLE isolation levels are not supported. • completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error

features are: • GEOMETRY is not supported. • Modification of integer primary key is not supported. • PROCEDURE is not supported. • The READ-UNCOMMITTED and SERIALIZABLE isolation levels are not supported. • completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error

during a specific period and processes them in batches serially to decrease the number of Remote Procedure Call (RPC) requests and reduce PD workload. In latency-sensitive scenarios, however, the performance features are: • GEOMETRY is not supported. • Modification of integer primary key is not supported. • PROCEDURE is not supported. • The READ-UNCOMMITTED and SERIALIZABLE isolation levels are not supported. • completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error

features are: • GEOMETRY is not supported. • Modification of integer primary key is not supported. • PROCEDURE is not supported. • The READ-UNCOMMITTED and SERIALIZABLE isolation levels are not supported. • completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error completes the import, it exits automatically. Check whether tidb-lightning.log contains the whole procedure completed in the last lines. If yes, the import is successful. If no, the import encounters an error