Module: ActiveRecord::ConnectionAdapters::MSSQL::DatabaseStatements

Included in:
ActiveRecord::ConnectionAdapters::MSSQLAdapter
Defined in:
lib/arjdbc/mssql/database_statements.rb

Instance Method Summary collapse

Instance Method Details

#exec_insert(sql, name = nil, binds = [], pk = nil, sequence_name = nil, returning: nil) ⇒ Object 



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# File 'lib/arjdbc/mssql/database_statements.rb', line 157

def exec_insert(sql, name = nil, binds = [], pk = nil, sequence_name = nil, returning: nil)
  sql = transform_query(sql)

  check_if_write_query(sql)

  mark_transaction_written_if_write(sql)

  # puts "exec_insert----->sql: #{sql}, binds: #{binds}"
  if without_prepared_statement?(binds)
    log(sql, name) do
      with_raw_connection do |conn|
        result = conditional_indentity_insert(sql) do
          conn.execute_insert_pk(sql, pk)
        end
        verified!
        result
      end
    end
  else
    log(sql, name, binds) do
      with_raw_connection do |conn|
        result = conditional_indentity_insert(sql) do
          conn.execute_insert_pk(sql, binds, pk)
        end
        verified!
        result
      end
    end
  end
end

#exec_proc(proc_name, *variables) ⇒ Object Also known as: execute_procedure 



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# File 'lib/arjdbc/mssql/database_statements.rb', line 7

def exec_proc(proc_name, *variables)
  vars = if variables.any? && variables.first.is_a?(Hash)
           variables.first.map { |k, v| "@#{k} = #{quote(v)}" }
         else
           variables.map { |v| quote(v) }
         end.join(', ')

  sql = "EXEC #{proc_name} #{vars}".strip
  log(sql, 'Execute Procedure') do
    result = internal_execute(sql)

    result.map do |row|
      row = row.is_a?(Hash) ? row.with_indifferent_access : row
      yield(row) if block_given?
      row
    end
  end
end

#exec_update(sql, name = nil, binds = []) ⇒ Object Also known as: exec_delete 



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# File 'lib/arjdbc/mssql/database_statements.rb', line 129

def exec_update(sql, name = nil, binds = [])
  sql = transform_query(sql)

  check_if_write_query(sql)

  mark_transaction_written_if_write(sql)

  # puts "exec_update----->sql: #{sql}, binds: #{binds}"
  if without_prepared_statement?(binds)
    log(sql, name) do
      with_raw_connection do |conn|
        result = conn.execute_update(sql)
        verified!
        result
      end
    end
  else
    log(sql, name, binds) do
      with_raw_connection do |conn|
        result = conn.execute_prepared_update(sql, binds)
        verified!
        result
      end
    end
  end
end

#insert_fixtures_set(fixture_set, tables_to_delete = []) ⇒ Object 



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# File 'lib/arjdbc/mssql/database_statements.rb', line 54

def insert_fixtures_set(fixture_set, tables_to_delete = [])
  fixture_inserts = []

  fixture_set.each do |table_name, fixtures|
    fixtures.each_slice(insert_rows_length) do |batch|
      fixture_inserts << build_fixture_sql(batch, table_name)
    end
  end

  table_deletes = tables_to_delete.map do |table|
    "DELETE FROM #{quote_table_name(table)}".dup
  end
  total_sql = Array.wrap(combine_multi_statements(table_deletes + fixture_inserts))

  disable_referential_integrity do
    transaction(requires_new: true) do
      total_sql.each do |sql|
        execute sql, 'Fixtures Load'
        yield if block_given?
      end
    end
  end
end

#internal_exec_query(sql, name = 'SQL', binds = [], prepare: false, async: false) ⇒ Object 



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# File 'lib/arjdbc/mssql/database_statements.rb', line 93

def internal_exec_query(sql, name = 'SQL', binds = [], prepare: false, async: false)
  sql = transform_query(sql)

  check_if_write_query(sql)

  mark_transaction_written_if_write(sql)

  # binds = convert_legacy_binds_to_attributes(binds) if binds.first.is_a?(Array)

  # puts "internal----->sql: #{sql}, binds: #{binds}"
  if without_prepared_statement?(binds)
    log(sql, name) do
      with_raw_connection do |conn|
        result = conditional_indentity_insert(sql) do
          conn.execute_query(sql)
        end
        verified!
        result
      end
    end
  else
    log(sql, name, binds) do
      with_raw_connection do |conn|
        # this is different from normal AR that always caches
        cached_statement = fetch_cached_statement(sql) if prepare && @jdbc_statement_cache_enabled

        result = conditional_indentity_insert(sql) do
          conn.execute_prepared_query(sql, binds, cached_statement)
        end
        verified!
        result
      end
    end
  end
end

#supports_transaction_isolation_level?(level) ⇒ Boolean

Internal method to test different isolation levels supported by this mssql adapter. NOTE: not a active record method

Returns:

  • (Boolean) 


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# File 'lib/arjdbc/mssql/database_statements.rb', line 38

def supports_transaction_isolation_level?(level)
  raw_jdbc_connection.supports_transaction_isolation?(level)
end

#transaction_isolation ⇒ Object

Internal method to test different isolation levels supported by this mssql adapter. Not a active record method



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# File 'lib/arjdbc/mssql/database_statements.rb', line 50

def transaction_isolation
  raw_jdbc_connection.get_transaction_isolation
end

#transaction_isolation=(value) ⇒ Object

Internal method to test different isolation levels supported by this mssql adapter. Not a active record method



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# File 'lib/arjdbc/mssql/database_statements.rb', line 44

def transaction_isolation=(value)
  raw_jdbc_connection.set_transaction_isolation(value)
end

#truncate(table_name, name = nil) ⇒ Object

Implements the truncate method.



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# File 'lib/arjdbc/mssql/database_statements.rb', line 79

def truncate(table_name, name = nil)
  execute "TRUNCATE TABLE #{quote_table_name(table_name)}", name
end

#truncate_tables(*table_names) ⇒ Object

:nodoc:



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# File 'lib/arjdbc/mssql/database_statements.rb', line 83

def truncate_tables(*table_names) # :nodoc:
  return if table_names.empty?

  disable_referential_integrity do
    table_names.each do |table_name|
      mssql_truncate(table_name)
    end
  end
end

#write_query?(sql) ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/arjdbc/mssql/database_statements.rb', line 32

def write_query?(sql) # :nodoc:
  !READ_QUERY.match?(sql)
end