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-rw-r--r--activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb7
1 files changed, 6 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
index b8e91a2aea..55818b3fbf 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
@@ -329,18 +329,23 @@ module ActiveRecord
# SCHEMA STATEMENTS ========================================
- def tables(name = 'SCHEMA') #:nodoc:
+ def tables(name = 'SCHEMA', table_name = nil) #:nodoc:
sql = <<-SQL
SELECT name
FROM sqlite_master
WHERE type = 'table' AND NOT name = 'sqlite_sequence'
SQL
+ sql << " AND name = #{quote_table_name(table_name)}" if table_name
exec_query(sql, name).map do |row|
row['name']
end
end
+ def table_exists?(name)
+ name && tables('SCHEMA', name).any?
+ end
+
# Returns an array of +SQLiteColumn+ objects for the table specified by +table_name+.
def columns(table_name, name = nil) #:nodoc:
table_structure(table_name).map do |field|