5.1 SQL Server Engine

< SqlServerMultiThread> </SqlServerMultiThread> The configuration parameter for the engine in a multi-threaded environment. If the SDX object is to be used in a thread, this option must be forced to true .

5.2 PostgreSQL Engine

<PGSQLConnPoolSize></PGSQLConnPoolSize> Engine configuration parameters in a multithreaded environment. 0 indicates no connection pooling. If the SDX object is to be used in a thread, the parameter should be set according to actual requirements. It is recommended to set a value greater than 1 and match the number of connections, which is conducive to improving performance. It should be noted that this parameter is a static parameter. If it is modified, the program needs to be restarted.