| 104 | } |
| 105 | |
| 106 | fn simplify( |
| 107 | &self, |
| 108 | args: Vec<Expr>, |
| 109 | info: &SimplifyContext, |
| 110 | ) -> Result<ExprSimplifyResult> { |
| 111 | let Some(now_ts) = info.query_execution_start_time() else { |
| 112 | return Ok(ExprSimplifyResult::Original(args)); |
| 113 | }; |
| 114 | |
| 115 | // Try to get timezone from config and convert to local time |
| 116 | let nano = info |
| 117 | .config_options() |
| 118 | .execution |
| 119 | .time_zone |
| 120 | .as_ref() |
| 121 | .and_then(|tz| tz.parse::<Tz>().ok()) |
| 122 | .map_or_else( |
| 123 | || datetime_to_time_nanos(&now_ts), |
| 124 | |tz| { |
| 125 | let local_now = tz.from_utc_datetime(&now_ts.naive_utc()); |
| 126 | datetime_to_time_nanos(&local_now) |
| 127 | }, |
| 128 | ); |
| 129 | |
| 130 | Ok(ExprSimplifyResult::Simplified(Expr::Literal( |
| 131 | ScalarValue::Time64Nanosecond(nano), |
| 132 | None, |
| 133 | ))) |
| 134 | } |
| 135 | |
| 136 | fn documentation(&self) -> Option<&Documentation> { |
| 137 | self.doc() |