DROP SEARCH INDEX
Drops a table search index.
Restriction: Command available only on DSE Search nodes.
Running search index management commands on large datasets can take longer than
the CQLSH default timeout of 10 minutes. Increase the CQLSH
client timeout as required.
Synopsis
DROP SEARCH INDEX ON [keyspace_name.]table_name OPTIONS { option : value } [ , { option : value } ... ] ;
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. |
EBNF
EBNF
syntax:
dropSearchIndex ::= 'DROP' 'SEARCH' 'INDEX'
'ON' tableName
('WITH' 'OPTIONS' optionMap)?
tableName ::= (keyspace '.')? table
optionMap ::= '{' (key ':' value (',' key ':' value)*)? '}'
Railroad diagram:
- deleteResources
- true - deletes the resources associated with the search index.
- false - does not delete the resources.
- deleteDataDir
- true - deletes index data and any other artifacts in the solr.data directory. It does not delete data from the database.
- false - does not delete index data.
Examples
The search index is dropped for the wiki.solr keyspace and table, and the specified options.
Delete the resources associated with the search index
DROP SEARCH INDEX ON wiki.solr;
Keep the resources associated with the search index
DROP SEARCH INDEX ON wiki.solr WITH OPTIONS { deleteResources:false };