[CARBONDATA-1255] updated ddl-operation-on-carbondata.md for column_group feature
This closes #1127 Project: http://git-wip-us.apache.org/repos/asf/carbondata/repo Commit: http://git-wip-us.apache.org/repos/asf/carbondata/commit/427b88b1 Tree: http://git-wip-us.apache.org/repos/asf/carbondata/tree/427b88b1 Diff: http://git-wip-us.apache.org/repos/asf/carbondata/diff/427b88b1 Branch: refs/heads/datamap Commit: 427b88b1e48c8ca2ec1eb382b5617ee81040b437 Parents: 1bd7b3d Author: vandana <vandana.yadav...@gmail.com> Authored: Mon Jul 3 12:00:09 2017 +0530 Committer: chenliang613 <chenliang...@apache.org> Committed: Wed Jul 5 11:49:14 2017 +0800 ---------------------------------------------------------------------- docs/ddl-operation-on-carbondata.md | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/carbondata/blob/427b88b1/docs/ddl-operation-on-carbondata.md ---------------------------------------------------------------------- diff --git a/docs/ddl-operation-on-carbondata.md b/docs/ddl-operation-on-carbondata.md index 66c9d30..79d1139 100644 --- a/docs/ddl-operation-on-carbondata.md +++ b/docs/ddl-operation-on-carbondata.md @@ -71,14 +71,7 @@ The following DDL operations are supported in CarbonData : Here, DICTIONARY_EXCLUDE will exclude dictionary creation. This is applicable for high-cardinality columns and is an optional parameter. DICTIONARY_INCLUDE will generate dictionary for the columns specified in the list. - - **Row/Column Format Configuration** - Column groups with more than one column are stored in row format, instead of columnar format. By default, each column is a separate column group. - -``` - TBLPROPERTIES ('COLUMN_GROUPS'='(column1, column2), - (Column3,Column4,Column5)') -``` - **Table Block Size Configuration** @@ -120,8 +113,7 @@ The following DDL operations are supported in CarbonData : saleQuantity Int, revenue Int) STORED BY 'carbondata' - TBLPROPERTIES ('COLUMN_GROUPS'='(productNumber,productName)', - 'DICTIONARY_EXCLUDE'='storeCity', + TBLPROPERTIES ('DICTIONARY_EXCLUDE'='storeCity', 'DICTIONARY_INCLUDE'='productNumber', 'NO_INVERTED_INDEX'='productBatch') ``` @@ -402,8 +394,7 @@ of columns is used. productBatch String, revenue Int) STORED BY 'carbondata' - TBLPROPERTIES ('COLUMN_GROUPS'='(productNumber,saleQuantity)', - 'DICTIONARY_EXCLUDE'='productName', + TBLPROPERTIES ('DICTIONARY_EXCLUDE'='productName', 'DICTIONARY_INCLUDE'='productNumber,saleQuantity', 'NO_INVERTED_INDEX'='productBatch', 'BUCKETNUMBER'='4',