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Versions: 8
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Contents
# frozen_string_literal: true
module OGR
module LayerMixins
module OGRSQLMethods
# @return [Boolean]
def start_transaction
transact { FFI::OGR::API.OGR_L_StartTransaction(@c_pointer) }
end
# @return [Boolean]
def commit_transaction
transact { FFI::OGR::API.OGR_L_CommitTransaction(@c_pointer) }
end
# @return [Boolean]
def rollback_transaction
transact { FFI::OGR::API.OGR_L_RollbackTransaction(@c_pointer) }
end
# The name of the underlying database column or "" if not supported.
#
# @return [String]
def fid_column
FFI::OGR::API.OGR_L_GetFIDColumn(@c_pointer)
end
# The name of the underlying database column being used as the geometry
# column. Returns "" if not supported.
#
# @return [String]
def geometry_column
FFI::OGR::API.OGR_L_GetGeometryColumn(@c_pointer)
end
private
# @return [Boolean]
def transact
raise OGR::UnsupportedOperation, 'This layer does not support transactions.' unless supports_transactions?
ogr_err = yield
ogr_err.handle_result
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems