testSessionTransaction: setTransactionIsolation():MySQL: [MySQL]: [Comment]: mysql_stmt_prepare error [mysql_stmt_error]: Unknown system variable 'tx_isolation' [mysql_stmt_errno]: 1193 [mysql_stmt_sqlstate]: HY000 [statemnt]: SELECT @@tx_isolation
setTransactionIsolation():MySQL: [MySQL]: [Comment]: mysql_stmt_prepare error [mysql_stmt_error]: Unknown system variable 'tx_isolation' [mysql_stmt_errno]: 1193 [mysql_stmt_sqlstate]: HY000 [statemnt]: SELECT @@tx_isolation
setTransactionIsolation():MySQL: [MySQL]: [Comment]: mysql_stmt_prepare error [mysql_stmt_error]: Unknown system variable 'tx_isolation' [mysql_stmt_errno]: 1193 [mysql_stmt_sqlstate]: HY000 [statemnt]: SELECT @@tx_isolation
setTransactionIsolation():MySQL: [MySQL]: [Comment]: mysql_stmt_prepare error [mysql_stmt_error]: Unknown system variable 'tx_isolation' [mysql_stmt_errno]: 1193 [mysql_stmt_sqlstate]: HY000 [statemnt]: SELECT @@tx_isolation
testTransaction: setTransactionIsolation():MySQL: [MySQL]: [Comment]: mysql_stmt_prepare error [mysql_stmt_error]: Unknown system variable 'tx_isolation' [mysql_stmt_errno]: 1193 [mysql_stmt_sqlstate]: HY000 [statemnt]: SELECT @@tx_isolation
setTransactionIsolation():MySQL: [MySQL]: [Comment]: mysql_stmt_prepare error [mysql_stmt_error]: Unknown system variable 'tx_isolation' [mysql_stmt_errno]: 1193 [mysql_stmt_sqlstate]: HY000 [statemnt]: SELECT @@tx_isolation
See https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-3.html#mysqld-8-0-3-deprecation-removal and https://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html#sysvar_tx_isolation
With MySQL 8 , the testSessionTransaction test is failing: