| IF you pass in … | THEN ST_Y returns … |
|---|---|
| no argument | a FLOAT value for the Y coordinate. |
| the ycoord argument | an ST_Geometry value where the Y coordinate is set to ycoord. |
| NULL | NULL |
| IF you pass in … | THEN ST_Y returns … |
|---|---|
| no argument | a FLOAT value for the Y coordinate. |
| the ycoord argument | an ST_Geometry value where the Y coordinate is set to ycoord. |
| NULL | NULL |