前导字段和尾随字段 INTERVAL YEAR TO MONTH 字面量 INTERVAL DAY TO SECOND 字面量 间隔字面量用来指定一段时间的值。OceanBase 支持两种类型的间隔字面量: INTERVAL YEAR TO MONTH INTERVA DAY TO SECOND 前导字段和尾随字段 每种间隔字面量都...
实体属性Entity Properties 包含和排除的属性Included and excluded properties 列名Column names 列数据类型Column data types 最大长度Maximum length 精度和小数位数Precision and Scale 必需属性和可选属性Required and option...