Github user sraghunandan commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2632#discussion_r210798605
--- Diff: docs/datamap/lucene-datamap-guide.md ---
@@ -152,25 +144,17 @@ select * from datamap_test where TEXT_MATCH('name:*10
-name:*n*')
**Note:** For lucene queries and syntax, refer to
[lucene-syntax](www.lucenetutorial.com/lucene-query-syntax.html)
## Data Management with lucene datamap
-Once there is lucene datamap is created on the main table, following
command on the main
-table
-is not supported:
+Once lucene datamap is created on the main table, following command on the
main table is not supported:
1. Data management command: `UPDATE/DELETE`.
2. Schema management command: `ALTER TABLE DROP COLUMN`, `ALTER TABLE
CHANGE DATATYPE`,
`ALTER TABLE RENAME`.
-**Note**: Adding a new column is supported, and for dropping columns and
change datatype
-command, CarbonData will check whether it will impact the lucene datamap,
if not, the operation
-is allowed, otherwise operation will be rejected by throwing exception.
-
+**Note**: Adding a new column is supported, and for dropping columns and
change datatype command, CarbonData will check whether it will impact the
lucene datamap, if not, the operation is allowed, otherwise operation will be
rejected by throwing exception.
3. Partition management command: `ALTER TABLE ADD/DROP PARTITION`.
-However, there is still way to support these operations on main table, in
current CarbonData
-release, user can do as following:
+However, there is still way to support these operations on main table, in
current CarbonData release, user can do as following:
--- End diff --
not the right sentence to specify how to achieve the functionality
---
