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huaxingao committed May 5, 2020
commit 37ebf02845a9d343fc81a62466458c634d9a3a85
1 change: 1 addition & 0 deletions docs/sql-ref-syntax-aux-resource-mgmt-add-jar.md
Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,7 @@ ADD JAR file_name
### Parameters

* **file_name**

The name of the JAR file to be added. It could be either on a local file system or a distributed file system.

### Examples
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18 changes: 11 additions & 7 deletions docs/sql-ref-syntax-ddl-alter-table.md
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Expand Up @@ -73,7 +73,7 @@ ALTER TABLE table_identifier ADD COLUMNS ( col_spec [ , ... ] )

### ALTER OR CHANGE COLUMN

`ALTER TABLE ALTER COLUMN` or `ALTER TABLE CHANGE COLUMN` statement changes column's comment.
`ALTER TABLE ALTER COLUMN` or `ALTER TABLE CHANGE COLUMN` statement changes column's definition.

#### Syntax

Expand All @@ -95,9 +95,7 @@ ALTER TABLE table_identifier { ALTER | CHANGE } [ COLUMN ] col_spec alterColumnA

* **alterColumnAction**

Change the comment string.

**Syntax:** `COMMENT STRING`
Change column's definition.

### ADD AND DROP PARTITION

Expand All @@ -122,7 +120,7 @@ ALTER TABLE table_identifier ADD [IF NOT EXISTS]

* **partition_spec**

Partition to be added..
Partition to be added.

**Syntax:** `PARTITION ( partition_col_name = partition_col_val [ , ... ] )`

Expand Down Expand Up @@ -417,10 +415,16 @@ ALTER TABLE test_tab SET SERDE 'org.apache.hadoop.hive.serde2.columnar.LazyBinar
ALTER TABLE dbx.tab1 SET SERDE 'org.apache.hadoop' WITH SERDEPROPERTIES ('k' = 'v', 'kay' = 'vee')

-- SET TABLE PROPERTIES
ALTER TABLE dbx.tab1 SET TBLPROPERTIES ('winner' = 'loser')
ALTER TABLE dbx.tab1 SET TBLPROPERTIES ('winner' = 'loser');

-- SET TABLE COMMENT Using SET PROPERTIES
ALTER TABLE dbx.tab1 SET TBLPROPERTIES ('comment' = 'A table comment.');

-- Alter TABLE COMMENT Using SET PROPERTIES
ALTER TABLE dbx.tab1 SET TBLPROPERTIES ('comment' = 'This is a new comment.');

-- DROP TABLE PROPERTIES
ALTER TABLE dbx.tab1 UNSET TBLPROPERTIES ('winner')
ALTER TABLE dbx.tab1 UNSET TBLPROPERTIES ('winner');
```

### Related Statements
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1 change: 1 addition & 0 deletions docs/sql-ref-syntax-qry-select-inline-table.md
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Expand Up @@ -38,6 +38,7 @@ VALUES ( expression [ , ... ] ) [ table_alias ]
* **table_alias**

Specifies a temporary name with an optional column name list.

**Syntax:** `[ AS ] table_name [ ( column_name [ , ... ] ) ]`

### Examples
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