#
# Test variations of inplace alter table on all the defined tables
#
--source setup.inc



let $num_tables = `select count(*) from information_schema.tables
                     where TABLE_SCHEMA = 'ndb_ddl_test'`;
if (!$num_tables)
{
  die Could not figure out number of tables in ndb_ddl_test database;
}


let $counter = 1;
while ($counter <= $num_tables)
{
  # Default table name is t$counter, ie. t1, t2, etc
  let $tx=t$counter;

  # Save table id
  let $table_id = `SELECT id FROM test.ndbinfo_dict_obj_info
                   WHERE fq_name = 'ndb_ddl_test/def/$tx'`;

  ##
  # Test ALTER TABLE, ADD INDEX
  #
  eval ALTER TABLE $tx ALGORITHM=inplace, ADD INDEX a_idx1(a);

  # Show that table id is still the same
  let $new_table_id = `SELECT id FROM test.ndbinfo_dict_obj_info
                       WHERE fq_name = 'ndb_ddl_test/def/$tx'`;
  if ($table_id != $new_table_id)
  {
    die The table was not altered inplace, its table id changed;
  }

  # Check that table still contains expected number of rows
  let $tx_count = `SELECT count(*) from $tx`;
  if ($tx_count != 5)
  {
    echo Wrong number of rows, expected 5 got $tx_count;
    die Wrong number of rows in altered table;
  }

  if ($counter == 6)
  {
    # Disable warnings for t6 where column 'a' is a VARCHAR and reads from the
    # table causes "Truncated incorrect DOUBLE value: 'value1'" for each row
    --disable_warnings ER_TRUNCATED_WRONG_VALUE ONCE
  }

  # Run query presumably using the new index
  eval SELECT a FROM $tx WHERE a = 1;


  ##
  # Test ALTER TABLE, DROP INDEX
  #
  eval ALTER TABLE $tx ALGORITHM=inplace, DROP INDEX a_idx1;

  # Show that table id is still the same
  let $new_table_id = `SELECT id FROM test.ndbinfo_dict_obj_info
                     WHERE fq_name = 'ndb_ddl_test/def/$tx'`;
  if ($table_id != $new_table_id)
  {
    die The table was not altered inplace, its table id changed;
  }

  # Check that table still contains expected number of rows
  let $tx_count = `SELECT count(*) from $tx`;
  if ($tx_count != 5)
  {
    echo Wrong number of rows, expected 5 got $tx_count;
    die Wrong number of rows in altered table;
  }

  if ($counter == 6)
  {
    # Disable warnings for t6 where column 'a' is a VARCHAR and reads from the
    # table causes "Truncated incorrect DOUBLE value: 'value1'" for each row
    --disable_warnings ER_TRUNCATED_WRONG_VALUE ONCE
  }

  # Run query
  eval SELECT a FROM $tx WHERE a = 4;


  ##
  # Test ALTER TABLE, ADD COLUMN
  #
  let $skip_inplace_add_column = 0;
  if (`select FIND_IN_SET('$tx', 't6,t8,t9')`)
  {
    # inplace add column not supported on table without primary key
    let $skip_inplace_add_column = 1;

    --error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
    eval ALTER TABLE $tx ALGORITHM=inplace,
           ADD COLUMN m VARCHAR(255) DEFAULT NULL;
  }

  if (!$skip_inplace_add_column)
  {
    eval ALTER TABLE $tx ALGORITHM=inplace,
           ADD COLUMN m VARCHAR(255) COLUMN_FORMAT DYNAMIC DEFAULT NULL;

    # Show that table id is still the same
    let $new_table_id = `SELECT id FROM test.ndbinfo_dict_obj_info
                         WHERE fq_name = 'ndb_ddl_test/def/$tx'`;
    if ($table_id != $new_table_id)
    {
      die The table was not altered inplace, its table id changed;
    }

    # Check that table still contains expected number of rows
    let $tx_count = `SELECT count(*) from $tx`;
    if ($tx_count != 5)
    {
      echo Wrong number of rows, expected 5 got $tx_count;
      die Wrong number of rows in altered table;
    }

    # Set values for the new column
    eval UPDATE $tx SET m = CONCAT("row-", a);
    eval SELECT m FROM $tx WHERE a = 3;

    # Show that adding column with default current_timestamp is not supported
    --error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
    eval ALTER TABLE $tx ALGORITHM=inplace,
           ADD COLUMN t TIMESTAMP DEFAULT CURRENT_TIMESTAMP;
    # Show that adding column with auto_increment is not supported
    --error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
    eval ALTER TABLE $tx ALGORITHM=inplace,
           ADD COLUMN ai INT NOT NULL UNIQUE AUTO_INCREMENT;
  }


  ##
  # Test ALTER TABLE, RENAME COLUMN
  #
  let $skip_inplace_rename_column = 0;
  if (`select FIND_IN_SET('$tx', 't1,t2,t3,t4,t5,t6')`)
  {
    # inplace add column not supported on table without primary key
    let $skip_inplace_rename_column = 1;

    --error ER_BAD_FIELD_ERROR,ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
    eval ALTER TABLE $tx ALGORITHM=inplace,
           RENAME COLUMN b TO b_new;
  }

if (!$skip_inplace_rename_column)
  {
    eval ALTER TABLE $tx ALGORITHM=inplace,
       RENAME COLUMN b TO b_new;
    # Show that table id is still the same
    let $new_table_id = `SELECT id FROM test.ndbinfo_dict_obj_info
                         WHERE fq_name = 'ndb_ddl_test/def/$tx'`;
    if ($table_id != $new_table_id)
    {
      die The table was not altered inplace, its table id changed;
    }

    # Run query
    eval SELECT b_new FROM $tx WHERE a = 4;

    eval ALTER TABLE $tx ALGORITHM=inplace,
       RENAME COLUMN b_new TO b;
    # Show that table id is still the same
    let $new_table_id = `SELECT id FROM test.ndbinfo_dict_obj_info
                         WHERE fq_name = 'ndb_ddl_test/def/$tx'`;
    if ($table_id != $new_table_id)
    {
      die The table was not altered inplace, its table id changed;
    }
  }

  inc $counter;
}

--source verify_mysql_dd.inc

--source cleanup.inc