# # Check if server has support for loading udf's # i.e it will support dlopen # --require r/have_udf.require disable_query_log; show variables like "have_dynamic_loading"; enable_query_log; # # Check if the variable UDF_EXAMPLE_LIB is set # --require r/have_udf_example.require disable_query_log; eval select LENGTH("$UDF_EXAMPLE_LIB") > 0 as "have_udf_example_lib"; enable_query_log;