substring
open fun <T : String?> substring(expr: Expression<T>, start: Expression<Int>, length: Expression<Int>, builder: QueryBuilder, prefix: String = "SUBSTRING")
SQL function that extracts a substring from the specified string expression.
Parameters
expr
The expression to extract the substring from.
start
The start of the substring.
length
The length of the substring.
builder
Query builder to append the SQL function to.