class Arel::Visitors::ToSql

Public Class Methods

new(connection) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 56
def initialize connection
  @connection     = connection
  @schema_cache   = connection.schema_cache
  @quoted_tables  = {}
  @quoted_columns = {}
end

Private Instance Methods

build_subselect(key, o) click to toggle source

FIXME: we should probably have a 2-pass visitor for this

# File lib/arel/visitors/to_sql.rb, line 73
def build_subselect key, o
  stmt             = Nodes::SelectStatement.new
  core             = stmt.cores.first
  core.froms       = o.relation
  core.wheres      = o.wheres
  core.projections = [key]
  stmt.limit       = o.limit
  stmt.orders      = o.orders
  stmt
end
column_cache(table) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 137
def column_cache(table)
  @schema_cache.columns_hash(table)
end
column_for(attr) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 127
def column_for attr
  return unless attr
  name    = attr.name.to_s
  table   = attr.relation.table_name

  return nil unless table_exists? table

  column_cache(table)[name]
end
literal(o, a;) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 545
def literal o, a; o end
quote(value, column = nil) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 585
def quote value, column = nil
  return value if Arel::Nodes::SqlLiteral === value
  @connection.quote value, column
end
quote_column_name(name) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 595
def quote_column_name name
  @quoted_columns[name] ||= Arel::Nodes::SqlLiteral === name ? name : @connection.quote_column_name(name)
end
quote_table_name(name) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 590
def quote_table_name name
  return name if Arel::Nodes::SqlLiteral === name
  @quoted_tables[name] ||= @connection.quote_table_name(name)
end
quoted(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 553
def quoted o, a
  quote(o, column_for(a))
end
table_exists?(name) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 123
def table_exists? name
  @schema_cache.table_exists? name
end
visit_ActiveSupport_Multibyte_Chars(o, a)
Alias for: quoted
visit_ActiveSupport_StringInquirer(o, a)
Alias for: quoted
visit_Arel_Attributes_Attribute(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 534
def visit_Arel_Attributes_Attribute o, a
  join_name = o.relation.table_alias || o.relation.name
  "#{quote_table_name join_name}.#{quote_column_name o.name}"
end
visit_Arel_Attributes_Boolean(o, a)
visit_Arel_Attributes_Decimal(o, a)
visit_Arel_Attributes_Float(o, a)
visit_Arel_Attributes_Integer(o, a)
visit_Arel_Attributes_String(o, a)
visit_Arel_Attributes_Time(o, a)
visit_Arel_Nodes_Addition(o, a)
visit_Arel_Nodes_And(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 491
def visit_Arel_Nodes_And o, a
  o.children.map { |x| visit x, a }.join ' AND '
end
visit_Arel_Nodes_As(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 526
def visit_Arel_Nodes_As o, a
  "#{visit o.left, a} AS #{visit o.right, a}"
end
visit_Arel_Nodes_Ascending(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 346
def visit_Arel_Nodes_Ascending o, a
  "#{visit o.expr, a} ASC"
end
visit_Arel_Nodes_Assignment(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 499
def visit_Arel_Nodes_Assignment o, a
  right = quote(o.right, column_for(o.left))
  "#{visit o.left, a} = #{right}"
end
visit_Arel_Nodes_Avg(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 389
def visit_Arel_Nodes_Avg o, a
  "AVG(#{o.distinct ? 'DISTINCT ' : ''}#{o.expressions.map { |x|
    visit x, a }.join(', ')})#{o.alias ? " AS #{visit o.alias, a}" : ''}"
end
visit_Arel_Nodes_Between(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 398
def visit_Arel_Nodes_Between o, a
  a = o.left if Arel::Attributes::Attribute === o.left
  "#{visit o.left, a} BETWEEN #{visit o.right, a}"
end
visit_Arel_Nodes_Bin(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 228
def visit_Arel_Nodes_Bin o, a
  visit o.expr, a
end
visit_Arel_Nodes_BindParam(o, a;)
Alias for: literal
visit_Arel_Nodes_Count(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 368
def visit_Arel_Nodes_Count o, a
  "COUNT(#{o.distinct ? 'DISTINCT ' : ''}#{o.expressions.map { |x|
    visit x, a
  }.join(', ')})#{o.alias ? " AS #{visit o.alias, a}" : ''}"
end
visit_Arel_Nodes_CurrentRow(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 300
def visit_Arel_Nodes_CurrentRow o, a
  "CURRENT ROW"
end
visit_Arel_Nodes_DeleteStatement(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 65
def visit_Arel_Nodes_DeleteStatement o, a
  [
    "DELETE FROM #{visit o.relation}",
    ("WHERE #{o.wheres.map { |x| visit x }.join AND}" unless o.wheres.empty?)
  ].compact.join ' '
end
visit_Arel_Nodes_Descending(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 350
def visit_Arel_Nodes_Descending o, a
  "#{visit o.expr, a} DESC"
end
visit_Arel_Nodes_Distinct(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 232
def visit_Arel_Nodes_Distinct o, a
  DISTINCT
end
visit_Arel_Nodes_DistinctOn(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 236
def visit_Arel_Nodes_DistinctOn o, a
  raise NotImplementedError, 'DISTINCT ON not implemented for this db'
end
visit_Arel_Nodes_Division(o, a)
visit_Arel_Nodes_DoesNotMatch(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 428
def visit_Arel_Nodes_DoesNotMatch o, a
  a = o.left if Arel::Attributes::Attribute === o.left
  "#{visit o.left, a} NOT LIKE #{visit o.right, a}"
end
visit_Arel_Nodes_Equality(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 504
def visit_Arel_Nodes_Equality o, a
  right = o.right

  a = o.left if Arel::Attributes::Attribute === o.left
  if right.nil?
    "#{visit o.left, a} IS NULL"
  else
    "#{visit o.left, a} = #{visit right, a}"
  end
end
visit_Arel_Nodes_Except(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 260
def visit_Arel_Nodes_Except o, a
  "( #{visit o.left, a} EXCEPT #{visit o.right, a} )"
end
visit_Arel_Nodes_Exists(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 110
def visit_Arel_Nodes_Exists o, a
  "EXISTS (#{visit o.expressions, a})#{
    o.alias ? " AS #{visit o.alias, a}" : ''}"
end
visit_Arel_Nodes_Extract(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 364
def visit_Arel_Nodes_Extract o, a
  "EXTRACT(#{o.field.to_s.upcase} FROM #{visit o.expr, a})#{o.alias ? " AS #{visit o.alias, a}" : ''}"
end
visit_Arel_Nodes_False(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 119
def visit_Arel_Nodes_False o, a
  "FALSE"
end
visit_Arel_Nodes_Following(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 296
def visit_Arel_Nodes_Following o, a
  "#{o.expr ? visit(o.expr, a) : 'UNBOUNDED'} FOLLOWING"
end
visit_Arel_Nodes_GreaterThan(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 408
def visit_Arel_Nodes_GreaterThan o, a
  a = o.left if Arel::Attributes::Attribute === o.left
  "#{visit o.left, a} > #{visit o.right, a}"
end
visit_Arel_Nodes_GreaterThanOrEqual(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 403
def visit_Arel_Nodes_GreaterThanOrEqual o, a
  a = o.left if Arel::Attributes::Attribute === o.left
  "#{visit o.left, a} >= #{visit o.right, a}"
end
visit_Arel_Nodes_Group(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 354
def visit_Arel_Nodes_Group o, a
  visit o.expr, a
end
visit_Arel_Nodes_Grouping(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 338
def visit_Arel_Nodes_Grouping o, a
  "(#{visit o.expr, a})"
end
visit_Arel_Nodes_Having(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 317
def visit_Arel_Nodes_Having o, a
  "HAVING #{visit o.expr, a}"
end
visit_Arel_Nodes_In(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 473
def visit_Arel_Nodes_In o, a
  if Array === o.right && o.right.empty?
    '1=0'
  else
    a = o.left if Arel::Attributes::Attribute === o.left
    "#{visit o.left, a} IN (#{visit o.right, a})"
  end
end
visit_Arel_Nodes_InfixOperation(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 572
def visit_Arel_Nodes_InfixOperation o, a
  "#{visit o.left, a} #{o.operator} #{visit o.right, a}"
end
visit_Arel_Nodes_InnerJoin(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 448
def visit_Arel_Nodes_InnerJoin o, a
  s = "INNER JOIN #{visit o.left, a}"
  if o.right
    s << SPACE
    s << visit(o.right, a)
  end
  s
end
visit_Arel_Nodes_InsertStatement(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 98
def visit_Arel_Nodes_InsertStatement o, a
  [
    "INSERT INTO #{visit o.relation, a}",

    ("(#{o.columns.map { |x|
    quote_column_name x.name
  }.join ', '})" unless o.columns.empty?),

    (visit o.values, a if o.values),
  ].compact.join ' '
end
visit_Arel_Nodes_Intersect(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 256
def visit_Arel_Nodes_Intersect o, a
  "( #{visit o.left, a} INTERSECT #{visit o.right, a} )"
end
visit_Arel_Nodes_JoinSource(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 433
def visit_Arel_Nodes_JoinSource o, a
  [
    (visit(o.left, a) if o.left),
    o.right.map { |j| visit j, a }.join(' ')
  ].compact.join ' '
end
visit_Arel_Nodes_LessThan(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 418
def visit_Arel_Nodes_LessThan o, a
  a = o.left if Arel::Attributes::Attribute === o.left
  "#{visit o.left, a} < #{visit o.right, a}"
end
visit_Arel_Nodes_LessThanOrEqual(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 413
def visit_Arel_Nodes_LessThanOrEqual o, a
  a = o.left if Arel::Attributes::Attribute === o.left
  "#{visit o.left, a} <= #{visit o.right, a}"
end
visit_Arel_Nodes_Limit(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 325
def visit_Arel_Nodes_Limit o, a
  "LIMIT #{visit o.expr, a}"
end
visit_Arel_Nodes_Lock(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 334
def visit_Arel_Nodes_Lock o, a
  visit o.expr, a
end
visit_Arel_Nodes_Matches(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 423
def visit_Arel_Nodes_Matches o, a
  a = o.left if Arel::Attributes::Attribute === o.left
  "#{visit o.left, a} LIKE #{visit o.right, a}"
end
visit_Arel_Nodes_Max(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 379
def visit_Arel_Nodes_Max o, a
  "MAX(#{o.distinct ? 'DISTINCT ' : ''}#{o.expressions.map { |x|
    visit x, a }.join(', ')})#{o.alias ? " AS #{visit o.alias, a}" : ''}"
end
visit_Arel_Nodes_Min(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 384
def visit_Arel_Nodes_Min o, a
  "MIN(#{o.distinct ? 'DISTINCT ' : ''}#{o.expressions.map { |x|
    visit x, a }.join(', ')})#{o.alias ? " AS #{visit o.alias, a}" : ''}"
end
visit_Arel_Nodes_Multiplication(o, a)
visit_Arel_Nodes_NamedFunction(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 358
def visit_Arel_Nodes_NamedFunction o, a
  "#{o.name}(#{o.distinct ? 'DISTINCT ' : ''}#{o.expressions.map { |x|
    visit x, a
  }.join(', ')})#{o.alias ? " AS #{visit o.alias, a}" : ''}"
end
visit_Arel_Nodes_NamedWindow(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 264
def visit_Arel_Nodes_NamedWindow o, a
  "#{quote_column_name o.name} AS #{visit_Arel_Nodes_Window o, a}"
end
visit_Arel_Nodes_Not(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 461
def visit_Arel_Nodes_Not o, a
  "NOT (#{visit o.expr, a})"
end
visit_Arel_Nodes_NotEqual(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 515
def visit_Arel_Nodes_NotEqual o, a
  right = o.right

  a = o.left if Arel::Attributes::Attribute === o.left
  if right.nil?
    "#{visit o.left, a} IS NOT NULL"
  else
    "#{visit o.left, a} != #{visit right, a}"
  end
end
visit_Arel_Nodes_NotIn(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 482
def visit_Arel_Nodes_NotIn o, a
  if Array === o.right && o.right.empty?
    '1=1'
  else
    a = o.left if Arel::Attributes::Attribute === o.left
    "#{visit o.left, a} NOT IN (#{visit o.right, a})"
  end
end
visit_Arel_Nodes_Offset(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 321
def visit_Arel_Nodes_Offset o, a
  "OFFSET #{visit o.expr, a}"
end
visit_Arel_Nodes_On(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 457
def visit_Arel_Nodes_On o, a
  "ON #{visit o.expr, a}"
end
visit_Arel_Nodes_Or(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 495
def visit_Arel_Nodes_Or o, a
  "#{visit o.left, a} OR #{visit o.right, a}"
end
visit_Arel_Nodes_OuterJoin(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 444
def visit_Arel_Nodes_OuterJoin o, a
  "LEFT OUTER JOIN #{visit o.left, a} #{visit o.right, a}"
end
visit_Arel_Nodes_Over(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 304
def visit_Arel_Nodes_Over o, a
  case o.right
    when nil
      "#{visit o.left, a} OVER ()"
    when Arel::Nodes::SqlLiteral
      "#{visit o.left, a} OVER #{visit o.right, a}"
    when String, Symbol
      "#{visit o.left, a} OVER #{quote_column_name o.right.to_s}"
    else
      "#{visit o.left, a} OVER #{visit o.right, a}"
  end
end
visit_Arel_Nodes_Preceding(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 292
def visit_Arel_Nodes_Preceding o, a
  "#{o.expr ? visit(o.expr, a) : 'UNBOUNDED'} PRECEDING"
end
visit_Arel_Nodes_Range(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 284
def visit_Arel_Nodes_Range o, a
  if o.expr
    "RANGE #{visit o.expr, a}"
  else
    "RANGE"
  end
end
visit_Arel_Nodes_Rows(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 276
def visit_Arel_Nodes_Rows o, a
  if o.expr
    "ROWS #{visit o.expr, a}"
  else
    "ROWS"
  end
end
visit_Arel_Nodes_SelectCore(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 179
def visit_Arel_Nodes_SelectCore o, a
  str = "SELECT"

  str << " #{visit(o.top, a)}"            if o.top
  str << " #{visit(o.set_quantifier, a)}" if o.set_quantifier

  unless o.projections.empty?
    str << SPACE
    len = o.projections.length - 1
    o.projections.each_with_index do |x, i|
      str << visit(x, a)
      str << COMMA unless len == i
    end
  end

  str << " FROM #{visit(o.source, a)}" if o.source && !o.source.empty?

  unless o.wheres.empty?
    str << WHERE
    len = o.wheres.length - 1
    o.wheres.each_with_index do |x, i|
      str << visit(x, a)
      str << AND unless len == i
    end
  end

  unless o.groups.empty?
    str << GROUP_BY
    len = o.groups.length - 1
    o.groups.each_with_index do |x, i|
      str << visit(x, a)
      str << COMMA unless len == i
    end
  end

  str << " #{visit(o.having, a)}" if o.having

  unless o.windows.empty?
    str << WINDOW
    len = o.windows.length - 1
    o.windows.each_with_index do |x, i|
      str << visit(x, a)
      str << COMMA unless len == i
    end
  end

  str
end
visit_Arel_Nodes_SelectStatement(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 151
def visit_Arel_Nodes_SelectStatement o, a
  str = ''

  if o.with
    str << visit(o.with, a)
    str << SPACE
  end

  o.cores.each { |x| str << visit_Arel_Nodes_SelectCore(x, a) }

  unless o.orders.empty?
    str << SPACE
    str << ORDER_BY
    len = o.orders.length - 1
    o.orders.each_with_index { |x, i|
      str << visit(x, a)
      str << COMMA unless len == i
    }
  end

  str << " #{visit(o.limit, a)}" if o.limit
  str << " #{visit(o.offset, a)}" if o.offset
  str << " #{visit(o.lock, a)}" if o.lock

  str.strip!
  str
end
visit_Arel_Nodes_SqlLiteral(o, a;)
Alias for: literal
visit_Arel_Nodes_StringJoin(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 440
def visit_Arel_Nodes_StringJoin o, a
  visit o.left, a
end
visit_Arel_Nodes_Subtraction(o, a)
visit_Arel_Nodes_Sum(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 374
def visit_Arel_Nodes_Sum o, a
  "SUM(#{o.distinct ? 'DISTINCT ' : ''}#{o.expressions.map { |x|
    visit x, a }.join(', ')})#{o.alias ? " AS #{visit o.alias, a}" : ''}"
end
visit_Arel_Nodes_TableAlias(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 394
def visit_Arel_Nodes_TableAlias o, a
  "#{visit o.relation, a} #{quote_table_name o.name}"
end
visit_Arel_Nodes_Top(o, a) click to toggle source

FIXME: this does nothing on most databases, but does on MSSQL

# File lib/arel/visitors/to_sql.rb, line 330
def visit_Arel_Nodes_Top o, a
  ""
end
visit_Arel_Nodes_True(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 115
def visit_Arel_Nodes_True o, a
  "TRUE"
end
visit_Arel_Nodes_Union(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 248
def visit_Arel_Nodes_Union o, a
  "( #{visit o.left, a} UNION #{visit o.right, a} )"
end
visit_Arel_Nodes_UnionAll(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 252
def visit_Arel_Nodes_UnionAll o, a
  "( #{visit o.left, a} UNION ALL #{visit o.right, a} )"
end
visit_Arel_Nodes_UnqualifiedColumn(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 530
def visit_Arel_Nodes_UnqualifiedColumn o, a
  "#{quote_column_name o.name}"
end
visit_Arel_Nodes_UpdateStatement(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 84
def visit_Arel_Nodes_UpdateStatement o, a
  if o.orders.empty? && o.limit.nil?
    wheres = o.wheres
  else
    wheres = [Nodes::In.new(o.key, [build_subselect(o.key, o)])]
  end

  [
    "UPDATE #{visit o.relation, a}",
    ("SET #{o.values.map { |value| visit value, a }.join ', '}" unless o.values.empty?),
    ("WHERE #{wheres.map { |x| visit x, a }.join ' AND '}" unless wheres.empty?),
  ].compact.join ' '
end
visit_Arel_Nodes_Values(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 141
def visit_Arel_Nodes_Values o, a
  "VALUES (#{o.expressions.zip(o.columns).map { |value, attr|
    if Nodes::SqlLiteral === value
      visit value, a
    else
      quote(value, attr && column_for(attr))
    end
  }.join ', '})"
end
visit_Arel_Nodes_Window(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 268
def visit_Arel_Nodes_Window o, a
  s = [
    ("ORDER BY #{o.orders.map { |x| visit(x, a) }.join(', ')}" unless o.orders.empty?),
    (visit o.framing, a if o.framing)
  ].compact.join ' '
  "(#{s})"
end
visit_Arel_Nodes_With(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 240
def visit_Arel_Nodes_With o, a
  "WITH #{o.children.map { |x| visit x, a }.join(', ')}"
end
visit_Arel_Nodes_WithRecursive(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 244
def visit_Arel_Nodes_WithRecursive o, a
  "WITH RECURSIVE #{o.children.map { |x| visit x, a }.join(', ')}"
end
visit_Arel_SelectManager(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 342
def visit_Arel_SelectManager o, a
  "(#{o.to_sql.rstrip})"
end
visit_Arel_SqlLiteral(o, a;)
Alias for: literal
visit_Arel_Table(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 465
def visit_Arel_Table o, a
  if o.table_alias
    "#{quote_table_name o.name} #{quote_table_name o.table_alias}"
  else
    quote_table_name o.name
  end
end
visit_Array(o, a) click to toggle source
# File lib/arel/visitors/to_sql.rb, line 581
def visit_Array o, a
  o.map { |x| visit x, a }.join(', ')
end
visit_BigDecimal(o, a)
Alias for: quoted
visit_Bignum(o, a;)
Alias for: literal
visit_Class(o, a)
Alias for: quoted
visit_Date(o, a)
Alias for: quoted
visit_DateTime(o, a)
Alias for: quoted
visit_FalseClass(o, a)
Alias for: quoted
visit_Fixnum(o, a;)
Alias for: literal
visit_Float(o, a)
Alias for: quoted
visit_Hash(o, a)
Alias for: quoted
visit_NilClass(o, a)
Alias for: quoted
visit_String(o, a)
Alias for: quoted
visit_Symbol(o, a)
Alias for: quoted
visit_Time(o, a)
Alias for: quoted
visit_TrueClass(o, a)
Alias for: quoted