#1382 MySQL: JSON value edit for custom queries.

plugins/org.jkiss.dbeaver.ext.mysql/src/org/jkiss/dbeaver/ext/mysql/data/MySQLValueHandlerProvider.java

@@ -38,7 +38,7 @@ public class MySQLValueHandlerProvider implements DBDValueHandlerProvider {
     {
         if (typedObject.getDataKind() == DBPDataKind.DATETIME) {
             return new MySQLDateTimeValueHandler(preferences.getDataFormatterProfile());
-        } else if (typedObject.getTypeName().equals(MySQLConstants.TYPE_JSON)) {
+        } else if (typedObject.getTypeName().equalsIgnoreCase(MySQLConstants.TYPE_JSON)) {
             return JDBCContentValueHandler.INSTANCE;
         } else {
             return null;

plugins/org.jkiss.dbeaver.ext.mysql/src/org/jkiss/dbeaver/ext/mysql/model/MySQLDataSource.java

@@ -42,6 +42,7 @@ import org.jkiss.dbeaver.model.impl.jdbc.JDBCExecutionContext;
 import org.jkiss.dbeaver.model.impl.jdbc.JDBCUtils;
 import org.jkiss.dbeaver.model.impl.jdbc.cache.JDBCBasicDataTypeCache;
 import org.jkiss.dbeaver.model.impl.jdbc.cache.JDBCObjectCache;
+import org.jkiss.dbeaver.model.impl.jdbc.struct.JDBCDataType;
 import org.jkiss.dbeaver.model.impl.sql.QueryTransformerLimit;
 import org.jkiss.dbeaver.model.net.DBWHandlerConfiguration;
 import org.jkiss.dbeaver.model.runtime.DBRProgressMonitor;
@@ -197,6 +198,9 @@ public class MySQLDataSource extends JDBCDataSource implements DBSObjectSelector
         super.initialize(monitor);
 
         dataTypeCache.getAllObjects(monitor, this);
+        if (isServerVersionAtLeast(5, 7) && dataTypeCache.getCachedObject(MySQLConstants.TYPE_JSON) == null) {
+            dataTypeCache.cacheObject(new JDBCDataType<>(this, java.sql.Types.OTHER, MySQLConstants.TYPE_JSON, MySQLConstants.TYPE_JSON, false, true, 0, 0, 0));
+        }
         try (JDBCSession session = DBUtils.openMetaSession(monitor, this, "Load basic datasource metadata")) {
             // Read engines
             {