decimalFromString

Series decimalFromString(string name,  ubyte  precision,  ubyte  scale,
       Nullable!(string)[]  values)

Builds a DECIMAL Series from decimal strings, parsed exactly.

`name`	the Series name
`precision`	the storage digits
`scale`	the fraction digits
`values`	the decimal texts (nulls for null slots)

the single-chunk DECIMAL Series.