fix: cursor over limit when sync

plugin/src/main/java/com/databasir/core/meta/repository/impl/jdbc/JdbcColumnMetaRepository.java

@@ -94,11 +94,15 @@ public class JdbcColumnMetaRepository implements ColumnMetaRepository {
                                                  TableCondition tableCondition) throws SQLException {
         ResultSet result = meta.getPrimaryKeys(tableCondition.getDatabaseName(),
                 tableCondition.getSchemaName(), tableCondition.getTableName());
+        try {
             List<String> columns = new ArrayList<>();
             while (result.next()) {
                 String columnName = result.getString("COLUMN_NAME");
                 columns.add(columnName);
             }
             return columns;
+        } finally {
+            result.close();
+        }
     }
 }

plugin/src/main/java/com/databasir/core/meta/repository/impl/jdbc/JdbcForeignKeyMetaRepository.java

@@ -52,7 +52,9 @@ public class JdbcForeignKeyMetaRepository implements ForeignKeyMetaRepository {
             log.warn("warn: ignore foreign keys in " + databaseName + "." + tableName + ", " + e.getMessage());
         } finally {
             try {
+                if (keyResult != null) {
                     keyResult.close();
+                }
             } catch (SQLException e) {
                 log.warn("warn: close key result error " + databaseName + "." + tableName + ", " + e.getMessage());
             }