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method

table_exists?

Importance_0
v3.0.9 - Show latest stable - 0 notes - Class: ActiveRecord::ConnectionAdapters::PostgreSQLAdapter
table_exists?(name) public

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# File activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb, line 621
      def table_exists?(name)
        name          = name.to_s
        schema, table = name.split('.', 2)

        unless table # A table was provided without a schema
          table  = schema
          schema = nil
        end

        if name =~ /^"/ # Handle quoted table names
          table  = name
          schema = nil
        end

        query(            SELECT COUNT(*)            FROM pg_tables            WHERE tablename = '#{table.gsub(/(^"|"$)/,'')}'            #{schema ? "AND schemaname = '#{schema}'" : ''}).first[0].to_i > 0
      end
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