| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| //! This module provides a logical query plan enum that can describe queries. Logical query |
| //! plans can be created from a SQL statement or built programmatically via the Table API. |
| //! |
| //! Logical query plans can then be optimized and executed directly, or translated into |
| //! physical query plans and executed. |
| |
| mod builder; |
| mod dfschema; |
| mod display; |
| mod expr; |
| mod extension; |
| mod operators; |
| mod plan; |
| mod registry; |
| pub use builder::LogicalPlanBuilder; |
| pub use dfschema::{DFField, DFSchema, DFSchemaRef, ToDFSchema}; |
| pub use display::display_schema; |
| pub use expr::{ |
| abs, acos, and, array, asin, atan, avg, binary_expr, bit_length, btrim, case, ceil, |
| character_length, col, combine_filters, concat, concat_ws, cos, count, |
| count_distinct, create_udaf, create_udf, exp, exprlist_to_fields, floor, in_list, |
| left, length, lit, ln, log10, log2, lower, lpad, ltrim, max, md5, min, octet_length, |
| or, right, round, rpad, rtrim, sha224, sha256, sha384, sha512, signum, sin, sqrt, |
| substr, sum, tan, trim, trunc, upper, when, Expr, ExprRewriter, ExpressionVisitor, |
| Literal, Recursion, |
| }; |
| pub use extension::UserDefinedLogicalNode; |
| pub use operators::Operator; |
| pub use plan::{ |
| JoinType, LogicalPlan, Partitioning, PlanType, PlanVisitor, StringifiedPlan, |
| }; |
| pub use registry::FunctionRegistry; |