Class: ActiveRecord::Timescale::SchemaMigration::HyperTableOptions

Inherits:
Object
  • Object
show all
Defined in:
lib/active_record/timescale/schema_migration.rb

Instance Method Summary collapse

Constructor Details

#initialize(partitioning_column: nil, number_partitions: nil, chunk_time_interval: "7 days", create_default_indexes: true, if_not_exists: false, partitioning_func: nil, associated_schema_name: "_timescaledb_internal", associated_table_prefix: "_hyper", migrate_data: false, time_partitioning_func: nil, replicator_factor: nil, data_nodes: [], distributed: nil, **other_args) ⇒ HyperTableOptions

Returns a new instance of HyperTableOptions.



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# File 'lib/active_record/timescale/schema_migration.rb', line 74

def initialize(
  partitioning_column: nil,
  number_partitions: nil,
  chunk_time_interval: "7 days",
  create_default_indexes: true,
  if_not_exists: false,
  partitioning_func: nil,
  associated_schema_name: "_timescaledb_internal",
  associated_table_prefix: "_hyper",
  migrate_data: false,
  time_partitioning_func: nil,
  replicator_factor: nil,
  data_nodes: [],
  distributed: nil,
  **other_args
)

  @partitioning_column = partitioning_column
  @number_partitions = number_partitions
  @chunk_time_interval = chunk_time_interval
  @create_default_indexes = create_default_indexes
  @if_not_exists = if_not_exists
  @partitioning_func = partitioning_func
  @associated_schema_name = associated_schema_name
  @associated_table_prefix = associated_table_prefix
  @migrate_data = migrate_data
  @time_partitioning_func = time_partitioning_func
  @replicator_factor = replicator_factor
  @data_nodes = data_nodes
  @distributed = distributed
  @other_args = other_args
end

Instance Method Details

#args ⇒ Object 



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# File 'lib/active_record/timescale/schema_migration.rb', line 107

def args
  @other_args.merge(
    {
      partitioning_column: @partitioning_column,
      number_partitions: @number_partitions,
      chunk_time_interval: @chunk_time_interval,
      create_default_indexes: @create_default_indexes,
      if_not_exists: @if_not_exists,
      partitioning_func: @partitioning_func,
      associated_schema_name: @associated_schema_name,
      associated_table_prefix: @associated_table_prefix,
      migrate_data: @migrate_data,
      time_partitioning_func: @time_partitioning_func,
      replicator_factor: @replicator_factor,
      data_nodes: @data_nodes,
      distributed: @distributed
    }
  )
end

#to_sql ⇒ Object 



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# File 'lib/active_record/timescale/schema_migration.rb', line 127

def to_sql
  sql = []
  sql << "partitioning_column => '#{@partioning_column}'" unless @partitioning_column.nil?
  sql << "number_partitions => #{@number_partitions}" unless @number_partitions.nil?
  sql << "if_not_exists => #{@if_not_exists}"
  sql << "partitioning_func => '#{@partitioning_func}'" unless @partitioning_func.nil?
  sql << "associated_schema_name => '#{@associated_schema_name}'"
  sql << "associated_table_prefix => '#{@associated_table_prefix}'"
  sql << "migrate_data => #{@migrate_data}"
  sql << "time_partitioning_func => '#{@time_partitioning_func}'" unless @time_partitioning_func.nil?
  sql << "replicator_factor => #{@replicator_factor}" unless @replicator_factor.nil?
  sql << "data_nodes => '{ #{@data_nodes.join(", ")} }'" if @data_nodes.any?
  sql << "disstributed => #{@distributed}" unless @distributed.nil?
  sql <<
    if @chunk_time_interval.is_a? String
      "chunk_time_interval => INTERVAL '#{@chunk_time_interval}'"
    else
      "chunk_time_interval => #{@chunk_time_interval}"
    end

  sql.join(", ")
end