Re: Discuss delete storage group SQL statement

2021-09-02 Thread Xiangdong Huang
Hi, the process can be abstracted into two transaction, and there are four operations in the transactions: Del SG (delete storage group), Del SE (delete schema), Get SG (get or create storage group), Get SE (get or create schema), So, the deletion command (Transaction T1) is: T1: Del SG, Del SE

Discuss delete storage group SQL statement

2021-08-27 Thread Haiming Zhu
Hi, After reviewing the code of delete storage group SQL statement, i have some questions about the implementation. First, when deleting several storage groups in one statement, the metadata in MManger will be deleted together after all storage groups are deleted. But, if there are concurrent

Discuss delete storage group SQL statement

2021-08-27 Thread Haiming Zhu
Hi, After reviewing the code of delete storage group SQL statement, i have some questions about the implementation. First, when deleting several storage groups in one statement, the metadata in MManger will be deleted together after all storage groups are deleted. But, if there are concurrent