[tracker/wip/carlosg/serialize-api: 5/11] libtracker-data: Use SQL value type as a last resort to determine column type




commit df045670ef857df848f2757ca24a6e3a6e1d9ae6
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sun Nov 21 11:34:53 2021 +0100

    libtracker-data: Use SQL value type as a last resort to determine column type
    
    Since all values in SQLite are neatly transformable to strings, we resorted
    to those if we could not know the underlying type. Look up the SQLite value
    type for that column as a last resort, so we have better chances of getting
    it right.

 src/libtracker-data/tracker-db-interface-sqlite.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)
---
diff --git a/src/libtracker-data/tracker-db-interface-sqlite.c 
b/src/libtracker-data/tracker-db-interface-sqlite.c
index 63305059f..a6456a647 100644
--- a/src/libtracker-data/tracker-db-interface-sqlite.c
+++ b/src/libtracker-data/tracker-db-interface-sqlite.c
@@ -3596,7 +3596,14 @@ tracker_db_cursor_get_value_type (TrackerDBCursor *cursor,
                }
        }
 
-        return TRACKER_SPARQL_VALUE_TYPE_STRING;
+       switch (column_type) {
+       case SQLITE_INTEGER:
+               return TRACKER_SPARQL_VALUE_TYPE_INTEGER;
+       case SQLITE_FLOAT:
+               return TRACKER_SPARQL_VALUE_TYPE_DOUBLE;
+       default:
+               return TRACKER_SPARQL_VALUE_TYPE_STRING;
+       }
 }
 
 const gchar*


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