Re: How to create Stored Procedure to INSERT multiple Rows in a table 1167 Peter Brawley April 27, 2020 09:21AM Sorry, you can't reply to this topic. It has been closed. Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance...
批量插入不仅适用于MySQL,也适用于其他数据库系统。在实际的开发中,我们可以根据具体的需求选择合适的批量插入方法,提高数据操作的效率。 参考资料 [MySQL INSERT INTO SELECT Statement]( [MySQL Insert Multiple Rows]( [Improving Insert Performance in
INSERT INTO table_name (column1, column2, column3) SELECT value1, value2, value3 FROM dual WHERE NOT EXISTS ( SELECT * FROM table_name WHERE column1 = value1 AND column2 = value2 AND column3 = value3 ); INSERT INTO table_name (column1, column2, column3) SELECT value4, value5,...
rows affected (0.00 sec) test 11:59:41 >insert into ty(c2,c3) values(19,19); 查看事务日志 相关会话持有锁的情况 insert into ty(c2,c3) values(19,19) TRX HAS BEEN WAITING 4 SEC FOR THIS LOCK TO BE GRANTED: RECORD LOCKS space id 54 page no 4 n bits 80 index uniq_c2 of table ...
"An insert intention lock is a type of gap lock set by INSERT operations prior to row insertion. This lock signals the intent to insert in such a way that multiple transactions inserting into the same index gap need not wait for each other if they are not inserting at the same position ...
If there is anAUTO_INCREMENTcolumn in the table and there were some explicit successfully inserted values or some updated values, return the last of the inserted or updated values. mysql_insert_id()returns0if the previous statement does not use anAUTO_INCREMENTvalue. If you must save the valu...
I have a number (currently 6) of tables within multiple schemas, and I need to insert a number of (2000) rows into a table in each schema. The idea is that I have the procedure below, and simply change the variable at the start (schema_nameanduser_id), and run for each table, ...
If there is anAUTO_INCREMENTcolumn in the table and there were some explicit successfully inserted values or some updated values, return the last of the inserted or updated values. mysql_insert_id()returns0if the previous statement does not use anAUTO_INCREMENTvalue. If you must save the valu...
table or otherwise) as a replacement for the last_insert_id() function, unless functions will be extended to return multiple rows anytime soon. An ordered set of ALL the IDs of the last insertion is obviously much more generally helpful than either the first OR last of that set. In my ...
1)I need to insert b(known value) into table1 and database to create id(because of PK autoincrement). 2)I need to insert multiple rows into table2 using the created id (step 1) and c (known values). Do I need transactions to ensure insertion (in case of system crash ) in both...