Module: ActiveRecord::ConnectionAdapters::SQLServer::DatabaseLimits

Included in:
ActiveRecord::ConnectionAdapters::SQLServerAdapter
Defined in:
lib/active_record/connection_adapters/sqlserver/database_limits.rb

Instance Method Summary collapse

Instance Method Details

#column_name_length ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 9

def column_name_length
  128
end

#columns_per_multicolumn_index ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 29

def columns_per_multicolumn_index
  16
end

#columns_per_table ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 21

def columns_per_table
  1024
end

#in_clause_length ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 33

def in_clause_length
  10_000
end

#index_name_length ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 17

def index_name_length
  128
end

#indexes_per_table ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 25

def indexes_per_table
  999
end

#joins_per_query ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 41

def joins_per_query
  256
end

#sql_query_length ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 37

def sql_query_length
  65_536 * 4_096
end

#table_alias_length ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 5

def table_alias_length
  128
end

#table_name_length ⇒ Object 



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# File 'lib/active_record/connection_adapters/sqlserver/database_limits.rb', line 13

def table_name_length
  128
end