Specifies the type of the index.
Enumerated values
IT_GLOBAL_INDEX: global secondary index Tablestore automatically synchronizes data from the indexed columns and primary key columns of the data table to the columns of the index table in asynchronous mode. The synchronization latency is within a few milliseconds.
IT_LOCAL_INDEX: local secondary index Tablestore automatically synchronizes data from the indexed columns and primary key columns of the data table to the columns of the index table in synchronous mode. After data is written to the data table, you can immediately query the data in the index table.
enum IndexType {
IT_GLOBAL_INDEX = 0;
IT_LOCAL_INDEX = 1;
}