public void addSessionVariable(ColumnSchema variable) {
int index = sessionVariables.size();
if (!sessionVariables.add(variable.getName().name, variable)) {
throw Error.error(ErrorCode.X_42504);
}
Object[] vars = new Object[sessionVariables.size()];
ArrayUtil.copyArray(routineVariables, vars, routineVariables.length);
routineVariables = vars;
routineVariables[index] = variable.getDefaultValue(session);
}
