ALTER TABLE (ALTER|CHANGE) COLUMN 无法更改存储桶列的类型/子类型的排序规则,但在表 <tableName> 中找到了存储桶列 <columnName>。CANNOT_ALTER_PARTITION_COLUMNSQLSTATE:428FR不支持对分区列使用 ALTER TABLE (ALTER|CHANGE) COLUMN,但却在表 <tableName> 中发现分区列 <columnName>。
[SPARK-23490][SQL] 在 CreateTable 中检查包含现有表的 storage.locationUri [SPARK-23524]不应检查大型本地随机块是否已损坏。 [SPARK-23525][SQL] 支持外部 hive 表的 ALTER TABLE CHANGE COLUMN COMMENT [SPARK-23434][SQL] Spark 不应针对 HDFS 文件路径的元数据目录发出警告 [SPARK-23457][SQL] 首先在...
如果找不到資料表,Azure Databricks 就會產生 TABLE_OR_VIEW_NOT_FOUND 錯誤。 RENAME TOto_table_name 重新命名相同結構描述內的資料表。 to_table_name 識別新的資料表名稱。 名稱不得包含 時態規格或選項規格。 ADD COLUMN 將一個或多個資料行新增至資料表。 ALTER COLUMN 變更屬性或資料行的位置。 ...
{ { ALTER | CHANGE } [ COLUMN ] { column_identifier | field_name } { COMMENT comment | { FIRST | AFTER column_identifier } | { SET | DROP } NOT NULL | TYPE data_type | SET DEFAULT clause | DROP DEFAULT | SYNC IDENTITY | SET { MASK clause } | DROP MASK | SET ...
ALTERTABLEtable_nameDROPCOLUMNcol_name To drop multiple columns: SQL ALTERTABLEtable_nameDROPCOLUMNS(col_name_1,col_name_2) Explicitly update schema to change column type or name You can change a column’s type or name or drop a column by rewriting the table. To do this, use theoverwrite...
%sql -- Create a table by path CREATE OR REPLACE TABLE delta.`/mnt/delta/events` ( date DATE,eventId STRING,eventType STRING,data STRING) USING DELTA PARTITIONED BY (date); -- Create a table in the metastore CREATE OR REPLACE TABLE events ( date DATE,eventId STRING,eventType STRING,...
ALTER COLUMN clause Applies to: Databricks SQL Databricks Runtime Changes a property or the location of a column. Syntax Copy { { ALTER | CHANGE } [ COLUMN ] { column_identifier | field_name } { COMMENT comment | { FIRST | AFTER column_identifier } | { SET | DROP } NOT NULL | ...
ALTER TABLE (ALTER|CHANGE) COLUMN cannot change collation of type/subtypes of bucket columns, but found the bucket column <columnName> in the table <tableName>. CANNOT_ALTER_PARTITION_COLUMN SQLSTATE: 428FR ALTER TABLE (ALTER|CHANGE) COLUMN is not supported for partition columns, but found ...
defgetCatalystType(sqlType:Int,typeName:String,size:Int,md:MetadataBuilder):Option[DataType] Get the custom datatype mapping for the given jdbc meta information. defgetDeleteColumnQuery(tableName:String,columnName:String):String defgetJDBCType(dt:DataType):Option[JdbcType] ...
-- MAGIC The **`add`** column contains a list of all the new files written to our table; the **`remove`** column indicates those files that no longer should be included in our table. Expand All @@ -208,7 +208,7 @@ DESCRIBE DETAIL students -- COMMAND --- -- MAGIC ...