Changes a key column of the partitioned view or table. Modifies more than one row and also updates the key of a nonunique clustered index to a nonconstant value.You can't use the .WRITE clause to update a NULL column or set the value of column_name to NULL....
An INSERT … ON DUPLICATE KEY UPDATE on a partitioned table using a storage engine such as MyISAM that employs table-level locks locks any partitions of the table in which a partitioning key column is updated. (This does not occur with t...
Changes a key column of the partitioned view or table. Modifies more than one row and also updates the key of a nonunique clustered index to a nonconstant value.You can't use the .WRITE clause to update a NULL column or set the value of column_name to NULL....
An INSERT … ON DUPLICATE KEY UPDATE on a partitioned table using a storage engine such as MyISAM that employs table-level locks locks any partitions of the table in which a partitioning key column is updated. (This does not occur with tables using storage engines such as InnoDB that employ...
Changes a key column of the partitioned view or table. Modifies more than one row and also updates the key of a nonunique clustered index to a nonconstant value.You can't use the .WRITE clause to update a NULL column or set the value of column_name to NULL....
{ "SkewedColumnNames": [ "string" ], "SkewedColumnValueLocationMaps": { "string" : "string" }, "SkewedColumnValues": [ "string" ] }, "SortColumns": [ { "Column": "string", "SortOrder": number } ], "StoredAsSubDirectories": boolean }, "Values": [ "string" ] }, "Partition...
批量创建任务时,会将内置变量${source table}解析为来源表名,会将内置变量${primary partition}、${secondary partition}、${tertiary partition}中“primary partition”、“secondary partition”、“tertiary partition”解析为来源Hive表的对应分区字段名称(字段名称前后包含空格)。如来源不是Hive表或Hive表不存在对应级...
partitionLifeCycle String 分区生命周期 tableLifeCycle String 表生命周期 deleteDir Boolean 外部表删除策略中是否删除目录文件 TableField 字段类型描述 id Number 列ID name String 列名 type String 列类型 comment String 列描述 enumKey Boolean 是否枚举字段 enumContent String 枚举值 partitionKey Boolean 是否分区...
PartitionInput The new partition object to update the partition to. TheValuesproperty can't be changed. If you want to change the partition key values for a partition, delete and recreate the partition. Type:PartitionInputobject Required: Yes ...
Oracle对分区表日常维护操作子句update [global] indexes无法生效的情况 其他如add,move,truncate等等之类的维护操作没有做过测试,有时间在补上。 针对drop partition操作来说,由于流水表数据只需保留几个月的数据,对不需要的数据做删除分区操作。 由于