On January 22, 2018, TiDB 1.0.7 is released with the following updates:
sessionvariable to control the log query
RunWorkeris false in DDL
PACK_KEYSsyntax for the
row_idcolumn for the null pushdown schema to optimize performance
To upgrade from 1.0.6 to 1.0.7, follow the rolling upgrade order of PD -> TiKV -> TiDB.