DROP MATERIALIZED VIEW
Removes the named materialized view.
Immediate, irreversible removal of a materialized view, including all data it contains.
This operation has no effect on the base table.
Restriction: Drop all
materialized views associated with a base table before dropping the table.
Synopsis
DROP MATERIALIZED VIEW [ IF EXISTS ] [keyspace_name.]view_name ;
| Syntax conventions | Description |
|---|---|
| UPPERCASE | Literal keyword. |
| Lowercase | Not literal. |
Italics |
Variable value. Replace with a user-defined value. |
[] |
Optional. Square brackets ( [] ) surround
optional command arguments. Do not type the square brackets. |
( ) |
Group. Parentheses ( ( ) ) identify a group to
choose from. Do not type the parentheses. |
| |
Or. A vertical bar ( | ) separates alternative
elements. Type any one of the elements. Do not type the vertical
bar. |
... |
Repeatable. An ellipsis ( ... ) indicates that
you can repeat the syntax element as often as required. |
'Literal string' |
Single quotation ( ' ) marks must surround
literal strings in CQL statements. Use single quotation marks to
preserve upper case. |
{ key : value
} |
Map collection. Braces ( { } ) enclose map
collections or key value pairs. A colon separates the key and the
value. |
<datatype1,datatype2> |
Set, list, map, or tuple. Angle brackets ( <
> ) enclose data types in a set, list, map, or tuple.
Separate the data types with a comma. |
cql_statement; |
End CQL statement. A semicolon ( ; ) terminates
all CQL statements. |
[--] |
Separate the command line options from the command arguments with
two hyphens ( -- ). This syntax is useful when
arguments might be mistaken for command line options. |
' <schema> ... </schema>
' |
Search CQL only: Single quotation marks ( ' )
surround an entire XML schema declaration. |
@xml_entity='xml_entity_type' |
Search CQL only: Identify the entity and literal value to overwrite the XML element in the schema and solrConfig files. |
- IF EXISTS
-
If the materialized view does not exist, the operation fails without an error. Optional.
- keyspace_name
-
To drop a materialized view in a keyspace other than the current keyspace, put the keyspace name in front of the materialized view name, followed by a period.
- view_name
-
The name of the materialized view to drop.
Example
Drop the cyclist_by_age materialized view from the
cyclist keyspace.
DROP MATERIALIZED VIEW IF EXISTS cycling.cyclist_by_age;