DataGrip使用汇总

#获取mysql表字段信息及注释
SELECT
  COLUMN_NAME 列名,
  COLUMN_TYPE 数据类型,
    DATA_TYPE 字段类型,
  CHARACTER_MAXIMUM_LENGTH 长度,
  IS_NULLABLE 是否为空,
  COLUMN_DEFAULT 默认值,
  COLUMN_COMMENT 备注 
FROM
 INFORMATION_SCHEMA.COLUMNS
where
table_schema ='dev_db' AND table_name  = 'dev_table'