the maximum length of a column name
# File lib/active_record/connection_adapters/abstract/database_limits.rb, line 11
11: def column_name_length
12: 64
13: end
the maximum number of columns in a multicolumn index
# File lib/active_record/connection_adapters/abstract/database_limits.rb, line 36
36: def columns_per_multicolumn_index
37: 16
38: end
the maximum number of columns per table
# File lib/active_record/connection_adapters/abstract/database_limits.rb, line 26
26: def columns_per_table
27: 1024
28: end
the maximum number of elements in an IN (x,y,z) clause
# File lib/active_record/connection_adapters/abstract/database_limits.rb, line 41
41: def in_clause_length
42: 65535
43: end
the maximum length of an index name
# File lib/active_record/connection_adapters/abstract/database_limits.rb, line 21
21: def index_name_length
22: 64
23: end
the maximum number of indexes per table
# File lib/active_record/connection_adapters/abstract/database_limits.rb, line 31
31: def indexes_per_table
32: 16
33: end
maximum number of joins in a single query
# File lib/active_record/connection_adapters/abstract/database_limits.rb, line 51
51: def joins_per_query
52: 256
53: end
the maximum length of an SQL query
# File lib/active_record/connection_adapters/abstract/database_limits.rb, line 46
46: def sql_query_length
47: 1048575
48: end
Disabled; run with --debug to generate this.
Generated with the Darkfish Rdoc Generator 1.1.6.