text: -- original: incrblob_err.test
  -- credit:   http://www.sqlite.org/src/tree?ci=trunk&name=test
  
  CREATE TABLE blobs(k, v BLOB);
      INSERT INTO blobs VALUES(1, zeroblob(sub_bytes))
  ;CREATE TABLE blobs(k, v BLOB);
      INSERT INTO blobs VALUES(1, sub_data)
  ;CREATE TABLE blobs(k, v BLOB);
      INSERT INTO blobs VALUES(1, sub_data)
  ;CREATE TABLE blobs(k, v BLOB);
    INSERT INTO blobs VALUES(1, sub_data)
  ;CREATE TABLE blobs(k, v BLOB);
    INSERT INTO blobs VALUES(1, zeroblob(length(CAST(sub_data AS BLOB))))
  ;CREATE TABLE blobs(k, v BLOB);
    INSERT INTO blobs VALUES(1, sub_data || sub_data || sub_data)
  ;PRAGMA auto_vacuum = 1;
    CREATE TABLE blobs(k INTEGER PRIMARY KEY, v BLOB);
    INSERT INTO blobs VALUES(1, zeroblob(500 * 1020))
  ;PRAGMA auto_vacuum = 1;
    CREATE TABLE blobs(k INTEGER PRIMARY KEY, v BLOB);
    INSERT INTO blobs VALUES(1, zeroblob(500 * 1020));