Let us set up a ‘customers’ table with their email addresses: CREATE TABLE customers ( customers_id INT, customer_name VARCHAR(100), email
1452 - Can't write; duplicate in table '#sql-3e89_a4和1452 - Canot add or update a child row:解决办法,程序员大本营,技术文章内容聚合第一站。
postgresql 如何防止CREATE TABLE IF NOT EXISTS失败与duplicate_table？IF NOT EXISTS是用来处理幂等性的...
SQL Graph Sequence numbers Service Broker Spatial data Stored procedures Tables Tables Manage Create Delete Duplicate Rename View Table Definition View the dependencies Add Columns Delete Columns Rename Columns Copy Columns Modify Columns Change Column Order ...
DUPLICATE KEY UPDATE batch执行时出死锁错误背景知识一、 mysql insert 与 duplicate key:典型的插入语句:多条:INSERT INTO tablename...10) ON DUPLICATE KEY UPDATE data=data+10; UPDATE t...
生成MySQL数据库表报错:Error Code: 1022. Can't write; duplicate key in table '#sql-e88_23',程序员大本营,技术文章内容聚合第一站。
今天用powerdesigner修改了一些外键关系,有两个外键的名字取一样的,忘记改了。然后在用navicat运行sql文件时,报出[Err] 1022 - Can't write; duplicate key in table '#sql-1500_26'的错误。 1022
*** (2) HOLDS THE LOCK(S): RECORD LOCKS space id 116 page no 4 n bits 72 index songId_idx of table `test2`.`song_rank` trx id 27539 lock_mode X locks gap before rec Record lock, heap no 3 PHYSICAL RECORD: n_fields 2; compact format; info bits 0 ...
其中TABLE 是表名,COLUMN 是自增的那一列的名字,例如: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 SELECT setval('user_id_seq', (SELECT max(id) FROM "user")); 如果执行以上的sql语句报错 ERROR: currval of sequence “user_id_seq” is not yet defined in this session 那么最开始执行 ...
declared inside InnoDB1mysql tablesinuse1, locked14lock struct(s), heap size1136,3row lock(s), undologentries1MySQL thread id22, OS thread handle6976, query id580localhost ::1rootupdateinsertintosong_rank(songId,weight)values(16,100)onduplicatekeyupdateweight=weight+1***(2) HOLDS THE LOCK...