| | |
| | | |
| | | SHOW BINARY LOGS; |
| | | RESET MASTER; |
| | | |
| | | create index index_yssh_gcsj_time on yssh_gcsj(time); |
| | | drop index index_yssh_gcsj_time on yssh_gcsj; |
| | | |
| | | https://blog.csdn.net/qq_63161848/article/details/141591514 |
| | | ---------------------------------------------------------------------- |
| | | create table voc_vals ( |
| | | id bigint not null primary key comment '主键', |
| | |
| | | val double(25, 10) comment '值', |
| | | create_time datetime comment '值' |
| | | ); |
| | | |
| | | create index voc_vals_val on voc_vals (val); |
| | | create index voc_vals_time on voc_vals (create_time); |
| | | ---------------------------------------------------------------------- |