3.2.0-rc3

Enhancement

#657 Add an ingest via data snapshot of data source type
#1107 Support multi-layer on map view widget
#1209 Show the workbench's connection information from the contents list in the workspace
#1237 Change the concept to equate logical information between datasource and metadata
#1245 Enable to edit column's logical information of datasource and sync with column of metadata
#1396 Improve performance clustering on map view
#1515 Multi file import function and large file upload function in prep
#1579 Add snapshot table name validation

Bug fix

#1108 Null pointer error (or infinite waiting) when cannot connect to DB
#1216 Script Error Occurs When You View Column Detail, If You Preview the Chart on the Workbench
#1375 CSV read stops
#1378 column not found error when isnull() is compared
#1380 window rule column generation order
#1404 Remove staging connection api in dataprep
#1420 Expression error in edit rule using column with white space
#1425 If you assign more than 20 users to a user group, only 20 or fewer are exposed
#1444 Multiple filter selection error
#1446 Date/Time filter granularity change error
#1447 Filter edit popup error
#1455 Null pointer exception with json type snapshot
#1468 Hive file compression error when creating snapshot
#1472 remove adding unnecessary advanced filter specification even if doing nothing
#1477 Totalbytes, totalLines missing from server response in file type imported dataset
#1489 A sort error occurs if the data grid contains blanks.
#1492 Cannot read a file with BOM of UTF-8
#1494 An error occurs if the format of the timestamp field is not defined when creating the data source.
#1496 When creating a temporary data source, the user does not know when the data source has been created.
#1532 Fix name input in dataprep (dataset/snapshot)
#1562 Histogram request fails when column count is too big (>1800)
#1568 CSV read error (header processing)