MySQL取字段注释

 

SQL代码

1. SELECT COLUMN_NAME 列名, DATA_TYPE 字段类型, COLUMN_COMMENT 字段注释 
2. FROM INFORMATION_SCHEMA.COLUMNS 
3. WHERE table_name = 'companies'##表名 
4. AND table_schema = 'testhuicard'##数据库名 
5. AND column_name LIKE 'c_name'##字段名 
7. SELECT table_name  表名,TABLE_COMMENT 表注释 FROM INFORMATION_SCHEMA.TABLES  WHERE table_schema = 'testhuicard' ##数据库名 
9. AND table_name LIKE 'companies'##表名