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Contents
# frozen_string_literal: true
module ActiveRecord
module ConnectionAdapters
module OracleEnhanced
module DatabaseLimits
# maximum length of Oracle identifiers
IDENTIFIER_MAX_LENGTH = 30
def table_alias_length #:nodoc:
IDENTIFIER_MAX_LENGTH
end
# the maximum length of a table name
def table_name_length
IDENTIFIER_MAX_LENGTH
end
# the maximum length of a column name
def column_name_length
IDENTIFIER_MAX_LENGTH
end
# Returns the maximum allowed length for an index name. This
# limit is enforced by rails and Is less than or equal to
# <tt>index_name_length</tt>. The gap between
# <tt>index_name_length</tt> is to allow internal rails
# opreations to use prefixes in temporary opreations.
def allowed_index_name_length
index_name_length
end
# the maximum length of an index name
# supported by this database
def index_name_length
IDENTIFIER_MAX_LENGTH
end
# the maximum length of a sequence name
def sequence_name_length
IDENTIFIER_MAX_LENGTH
end
# To avoid ORA-01795: maximum number of expressions in a list is 1000
# tell ActiveRecord to limit us to 1000 ids at a time
def in_clause_length
1000
end
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems