ALTER TABLE t_quality_inspection ADD COLUMN logr_dev decimal(20,5), ADD COLUMN p10gc decimal(20,5) 1. 报错如下: AI检测代码解析 you have an error in your SQL syntax;check the manual that corresponds to your MySQL server version for the right syntax to use near (20,5) ADD COLUMN p10...
首先确认你正在使用的SQL数据库类型(如MySQL、PostgreSQL、SQL Server等),因为不同的数据库系统支持的SQL语法和关键字可能有所不同。 了解正确的关键字: 对于修改表结构,不同的数据库系统使用不同的关键字。例如: 在MySQL中,通常使用ALTER TABLE语句配合MODIFY COLUMN来修改列定义。 在PostgreSQL中,使用ALTER TABLE...
14.1.8.1 ALTER TABLE Partition Operations 与修改表相关的分区操作,如重分区,新增,删除,导入,合并和拆分;使用partition 选项,总是以PARTITION BY 开头,接着是对CREATE TABLE语句其他rules。也可对未分区表进行分区操作。 查找分区表信息, 14.1.8.2 ALTER TABLE Online Operations in MySQL Cluster 14.1.8.4 ALTER T...
Date: June 28, 2014 02:14PM We can't just make up syntax. The manual (http://dev.mysql.com/doc/refman/5.7/en/alter-table.html) says ... ALTER TABLE MODIFY [COLUMN] col_name column_definition [FIRST | AFTER col_name] And while you're at it, year decimal(4,0) is not optimal...
(0.10 sec) - Execute ALTER SQL mysql> ALTER TABLE d1.t1 UPGRADE PARTITIONING; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UPGRADE PARTITIONING' at line 1Suggested fix:Fix the...
Table 17.11, “ROW_FORMAT and KEY_BLOCK_SIZE Options”provides an overview theROW_FORMATandKEY_BLOCK_SIZEoptions that are used withCREATE TABLEorALTER TABLE. Table 17.11 ROW_FORMAT and KEY_BLOCK_SIZE Options OptionUsage NotesDescription ROW_FORMAT=REDUNDANTStorage format used prior to MySQL 5.0...
In some cases, MySQL may change a string column to a type different from that given in a CREATE TABLE or ALTER TABLE statement. See Section 15.1.20.7, “Silent Column Specification Changes”. For definitions of character string columns (CHAR, VARCHAR, and the TEXT types), MySQL interprets...
mysql> alter database shiyan default character set gbk; Query OK, 1 row affected (0.00 sec) 4.4修改表字符集(alter table 表名 convert to character set 字符集;) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
ALTER TABLE table_name ADD column_name data_type;, I receive the 'syntax error/check manual" error. I tried switching to dBeaver, same problem. Error message appears in all my SQL code and jumps from line to line. Thaks for your help on this topic.Navigate...
Date: October 14, 2011 02:47PM Hi - I have tried every permutation under the sun adn I keep getting an erro - what is wring, according to the book it is perfect. ALTER TABLE order ADD column quantity INT(10); Sorry, you can't reply to this topic. It has been closed....