| Module | Sequel::MSSQL::DatabaseMethods |
| In: |
lib/sequel/adapters/shared/mssql.rb
|
| AUTO_INCREMENT | = | 'IDENTITY(1,1)'.freeze |
| SERVER_VERSION_RE | = | /^(\d+)\.(\d+)\.(\d+)/.freeze |
| SERVER_VERSION_SQL | = | "SELECT CAST(SERVERPROPERTY('ProductVersion') AS varchar)".freeze |
| SQL_BEGIN | = | "BEGIN TRANSACTION".freeze |
| SQL_COMMIT | = | "COMMIT TRANSACTION".freeze |
| SQL_ROLLBACK | = | "IF @@TRANCOUNT > 0 ROLLBACK TRANSACTION".freeze |
| SQL_ROLLBACK_TO_SAVEPOINT | = | 'ROLLBACK TRANSACTION autopoint_%d'.freeze |
| SQL_SAVEPOINT | = | 'SAVE TRANSACTION autopoint_%d'.freeze |
| TEMPORARY | = | "#".freeze |
The version of the MSSQL server, as an integer (e.g. 10001600 for SQL Server 2008 Express).
# File lib/sequel/adapters/shared/mssql.rb, line 22
22: def server_version(server=nil)
23: return @server_version if @server_version
24: @server_version = synchronize(server) do |conn|
25: (conn.server_version rescue nil) if conn.respond_to?(:server_version)
26: end
27: unless @server_version
28: m = SERVER_VERSION_RE.match(fetch(SERVER_VERSION_SQL).single_value.to_s)
29: @server_version = (m[1].to_i * 1000000) + (m[2].to_i * 10000) + m[3].to_i
30: end
31: @server_version
32: end
Microsoft SQL Server supports using the INFORMATION_SCHEMA to get information on tables.
# File lib/sequel/adapters/shared/mssql.rb, line 41
41: def tables(opts={})
42: m = output_identifier_meth
43: metadata_dataset.from(:information_schema__tables___t).
44: select(:table_name).
45: filter(:table_type=>'BASE TABLE', :table_schema=>(opts[:schema]||default_schema||'dbo').to_s).
46: map{|x| m.call(x[:table_name])}
47: end