The function requires no arguments. In distributed SQL statements, this function returns the date and time set for the operating system of your local database. You cannot use this function in the condition of a CHECK constraint.
Following are some potential causes of mucus in a dog's stool: 1  Colitis. 2  Stress. 3  Dietary indiscretion.  Food 1  intolerances. Recent diet changes.  Presence of parasites/ 1 protozoans. Overgrowth of bacteria.  Foreign 1  objects. Imbalance of colon bacteria (the good  kind) Polyps and tumors of the 1  intestinal lining. Intoxication.
Telltale signs include dry, hard stools and straining when trying to defecate. Some dogs may also pass mucus when attempting to defecate. What Causes Constipation? There are various reasons why a dog may be constipated: Too much or too little fiber in his diet; Lack of exercise; Blocked or abscessed anal sacs; Enlarged prostate gland