1. The subschema is a subset of the parent schema in a database.
子模式是数据库中父模式的子集。
2. This subschema defines the structure and constraints for a specific subset of data in the database.
这个子模式定义了数据库中特定数据子集的结构和约束。
SHOW FULL COLUMNS FROM `tool_word` [ RunTime:0.001148s ]
SELECT `id`,`word`,`british`,`american`,`jbjs`,`wlsy`,`cx`,`lz` FROM `tool_word` WHERE `switch` = 1 AND `id` = 88718 LIMIT 1 [ RunTime:0.000358s ]
UPDATE `tool_word` SET `views` = `views` + 1 WHERE `id` = 88718 [ RunTime:0.001713s ]
SELECT `id`,`word` FROM `tool_word` WHERE `id` IN (61023,78011,47449,49733,84427,3410,70813,30857,89187,59973,9735,72566,47292,5739,22425,63882,89342,21958,43219,73690,44659,2994,29149,49817,2864,54903,75294,91897,59177,25996) AND `switch` = 1 ORDER BY `id` DESC [ RunTime:0.006314s ]
SELECT `id`,`word` FROM `tool_word` WHERE `id` < 88718 AND `switch` = 1 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000421s ]
SELECT `id`,`word` FROM `tool_word` WHERE `id` > 88718 AND `switch` = 1 ORDER BY `id` LIMIT 1 [ RunTime:0.001046s ]