* feat: IOx learns InfluxQL time-range expression → DF logical Expr
IOx now understand the how to evaluate an InfluxQL time-range filter
expression and transform that to a DataFusion logical expression.
* chore: move time range expression to independent functions
There is no need for these to be part of the `InfluxQLToLogicalPlan`
struct and makes them easier to test.
* chore: support scalar now on either side of binary expression
* chore: improve error messages
* chore: address clippy concerns
* chore: add tests for time ranges
* chore: add a test where time appears on the right-hand side
Ensure time is correctly identified on the right-hand side of a
conditional expression.
* chore: add tests that specify a timezone
* chore: Run cargo hakari tasks
* chore: fix linting issues
* chore: Remove unnecessary line
* chore: Feedback: Add API to parse a conditional expression
Based on feedback from @alamb, we don't want to hide the error from
parsing a `ConditionalExpression`. To do this, we use the
public API, `parse_statements` as a model and provide a new API,
`parse_conditional_expression`, which returns a `Result` with the error
being a `ParseError`. Additionally, `ConditionalExpression` implements
the `FromStr` API using the `parse_conditional_expression` API.
* chore: PR feedback reverting this change
I believe my intention was to update all instances in the match, but
never completed the change. Will leave for another day.
* chore: PR feedback add additional comments
* chore: rustfmt
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Co-authored-by: CircleCI[bot] <circleci@influxdata.com>