Parameters
| Name | Type | Mode |
|---|---|---|
| $1 | USER-DEFINED | IN |
| $2 | double precision | IN |
args: a_linestring, a_fraction - Returns a point interpolated along a line. Second argument is a float8 between 0 and 1 representing fraction of total length of linestring the point has to be located.
| Name | Type | Mode |
|---|---|---|
| $1 | USER-DEFINED | IN |
| $2 | double precision | IN |