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-rw-r--r--activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb12
-rw-r--r--activerecord/lib/active_record/relation/where_clause.rb18
2 files changed, 25 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
index 574a7b4572..c72db15ce3 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
@@ -407,18 +407,21 @@ module ActiveRecord
options[:id] = false
create_table(to, options) do |definition|
@definition = definition
- @definition.primary_key(from_primary_key) if from_primary_key.present?
+ if from_primary_key.is_a?(Array)
+ @definition.primary_keys from_primary_key
+ end
columns(from).each do |column|
column_name = options[:rename] ?
(options[:rename][column.name] ||
options[:rename][column.name.to_sym] ||
column.name) : column.name
- next if column_name == from_primary_key
@definition.column(column_name, column.type,
limit: column.limit, default: column.default,
precision: column.precision, scale: column.scale,
- null: column.null, collation: column.collation)
+ null: column.null, collation: column.collation,
+ primary_key: column_name == from_primary_key
+ )
end
yield @definition if block_given?
end
@@ -431,6 +434,9 @@ module ActiveRecord
def copy_table_indexes(from, to, rename = {})
indexes(from).each do |index|
name = index.name
+ # indexes sqlite creates for internal use start with `sqlite_` and
+ # don't need to be copied
+ next if name.starts_with?("sqlite_")
if to == "a#{from}"
name = "t#{name}"
elsif from == "a#{to}"
diff --git a/activerecord/lib/active_record/relation/where_clause.rb b/activerecord/lib/active_record/relation/where_clause.rb
index 752bb38481..a502713e56 100644
--- a/activerecord/lib/active_record/relation/where_clause.rb
+++ b/activerecord/lib/active_record/relation/where_clause.rb
@@ -47,7 +47,7 @@ module ActiveRecord
end
def to_h(table_name = nil)
- equalities = predicates.grep(Arel::Nodes::Equality)
+ equalities = equalities(predicates)
if table_name
equalities = equalities.select do |node|
node.left.relation.name == table_name
@@ -90,6 +90,20 @@ module ActiveRecord
end
private
+ def equalities(predicates)
+ equalities = []
+
+ predicates.each do |node|
+ case node
+ when Arel::Nodes::Equality
+ equalities << node
+ when Arel::Nodes::And
+ equalities.concat equalities(node.children)
+ end
+ end
+
+ equalities
+ end
def predicates_unreferenced_by(other)
predicates.reject do |n|
@@ -121,7 +135,7 @@ module ActiveRecord
end
def except_predicates(columns)
- self.predicates.reject do |node|
+ predicates.reject do |node|
case node
when Arel::Nodes::Between, Arel::Nodes::In, Arel::Nodes::NotIn, Arel::Nodes::Equality, Arel::Nodes::NotEqual, Arel::Nodes::LessThan, Arel::Nodes::LessThanOrEqual, Arel::Nodes::GreaterThan, Arel::Nodes::GreaterThanOrEqual
subrelation = (node.left.kind_of?(Arel::Attributes::Attribute) ? node.left : node.right)