索引命令发送到主服务器,查询则发送到从服务器。
Indexing commands are sent to the master server and queries are sent to the slave servers.
不过,最好是在创建索引之后再执行LOAD命令,并在LOAD期间收集统计信息。
However, it is preferable to create indexes before performing the LOAD command, and collecting statistics during the LOAD.
必须在表和索引上执行RUNSTATS命令,用最新的信息更新目录表中的列。
A RUNSTATS command has to be performed on tables and indexes so that columns in the catalog tables are updated with the latest information.
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