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USER_CONSTRAINTS USER_CONSTRAINTS视图存储当前用户下表中约束的信息。 名称 类型 描述 constraint_name vcharacter varying(64) 约束名。 constraint_type text 约束类型： c表示检查约束。 f表示外键约束。
HStore表 数据存储方式 以元组为单位，将每一条数据的所有属性值存储到临近的空间里。 以CU（Compress Unit）为单位，将单个属性的所有值存储到临近的空间里。 数据主要以CU形式存储在列存主表上，对于被更新的列、小批量插入的数据将被序列化后存储到新设计的Delta表上。
解决办法：请联系技术支持工程师提供技术支持。 GAUSS-04746: "The number of files exceeds the limit %d." SQLSTATE: 22000 错误原因：文件数量达到设定的上限值。 解决办法：请联系技术支持工程师提供技术支持。 GAUSS-04747:
数据库对象尺寸函数计算数据库对象使用的实际磁盘空间。 pg_column_size(any) 描述：存储一个指定的数值需要的字节数（可能压缩过）。 返回值类型：integer 备注：pg_column_size显示用于存储某个独立数据值的空间。 1 2 3 4 5 SELECT pg_column_size(1);
冷数据套餐：适用于已使用或需要使用的DWS 3.0场景，用于集群OBS的数据存储或数据量超过已购买套餐包时。 适用计费项 以下计费项支持折扣套餐： 表1 适用计费项 计费项 说明 冷数据存储 折扣套餐集群在可选范围内自定义集群使用的存储类型与存储容量，采用存储资源折扣套餐独立计费的方式。计费详情请参见GaussDB(DWS)价格详情。
获取HUDI自动同步任务的同步状态。 6 hudi_sync(regclass, regclass) 存储过程 HUDI自动同步任务调用入口。 7 hudi_sync_custom(regclass, regclass, text) 存储过程 HUDI自动同步任务调用入口，支持用户自定义目标表和数据源表的字段同步对应关系。
PACK_KEYS 在MySQL中，PACK_KEYS表示MyISAM存储引擎中的压缩索引。GaussDB(DWS)不支持该属性，DSC迁移时会将该属性删除。 输入示例 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 CREATE
drop objects owned by %s because they are required by the database system" SQLSTATE: 2BP01 错误原因：系统内部错误。 解决办法：请联系技术支持工程师提供技术支持。 GAUSS-01802: "unexpected
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security
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