Index - L
| lag | Rel8 |
| lastValue | Rel8 |
| lead | Rel8 |
| least | Rel8 |
| leastExpr | Rel8 |
| left | Rel8.Expr.Text |
| leftAlign | Rel8.Tabulate |
| leftAlignWith | Rel8.Tabulate |
| leftTable | Rel8 |
| length | Rel8.Expr.Text |
| lengthEncoding | Rel8.Expr.Text |
| Lift | Rel8 |
| liftOpNull | Rel8 |
| liftQuery | Rel8.Tabulate |
| like | Rel8.Expr.Text, Rel8 |
| limit | Rel8 |
| listAgg | Rel8 |
| listAggExpr | Rel8 |
| ListTable | Rel8 |
| listTable | Rel8 |
| lit | Rel8 |
| litExpr | Rel8 |
| lookup | Rel8.Tabulate |
| loseHereTable | Rel8 |
| loseThatTable | Rel8 |
| loseThereTable | Rel8 |
| loseThisTable | Rel8 |
| loseThoseTable | Rel8 |
| lower | Rel8.Expr.Text |
| lpad | Rel8.Expr.Text |
| ltrim | Rel8.Expr.Text |