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| 1 | +// Copyright 2020-2023 Dolthub, Inc. |
| 2 | +// |
| 3 | +// Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | +// you may not use this file except in compliance with the License. |
| 5 | +// You may obtain a copy of the License at |
| 6 | +// |
| 7 | +// http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | +// |
| 9 | +// Unless required by applicable law or agreed to in writing, software |
| 10 | +// distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | +// See the License for the specific language governing permissions and |
| 13 | +// limitations under the License. |
| 14 | + |
| 15 | +package analyzererrors |
| 16 | + |
| 17 | +import "gopkg.in/src-d/go-errors.v1" |
| 18 | + |
| 19 | +var ( |
| 20 | + // ErrValidationResolved is returned when the plan can not be resolved. |
| 21 | + ErrValidationResolved = errors.NewKind("plan is not resolved because of node '%T'") |
| 22 | + // ErrValidationOrderBy is returned when the order by contains aggregation |
| 23 | + // expressions. |
| 24 | + ErrValidationOrderBy = errors.NewKind("OrderBy does not support aggregation expressions") |
| 25 | + // ErrValidationGroupBy is returned when the aggregation expression does not |
| 26 | + // appear in the grouping columns. |
| 27 | + ErrValidationGroupBy = errors.NewKind("expression '%v' doesn't appear in the group by expressions") |
| 28 | + // ErrValidationSchemaSource is returned when there is any column source |
| 29 | + // that does not match the table name. |
| 30 | + ErrValidationSchemaSource = errors.NewKind("one or more schema sources are empty") |
| 31 | + // ErrUnknownIndexColumns is returned when there are columns in the expr |
| 32 | + // to index that are unknown in the table. |
| 33 | + ErrUnknownIndexColumns = errors.NewKind("unknown columns to index for table %q: %s") |
| 34 | + // ErrCaseResultType is returned when one or more of the types of the values in |
| 35 | + // a case expression don't match. |
| 36 | + ErrCaseResultType = errors.NewKind( |
| 37 | + "expecting all case branches to return values of type %s, " + |
| 38 | + "but found value %q of type %s on %s", |
| 39 | + ) |
| 40 | + // ErrIntervalInvalidUse is returned when an interval expression is not |
| 41 | + // correctly used. |
| 42 | + ErrIntervalInvalidUse = errors.NewKind( |
| 43 | + "invalid use of an interval, which can only be used with DATE_ADD, " + |
| 44 | + "DATE_SUB and +/- operators to subtract from or add to a date", |
| 45 | + ) |
| 46 | + // ErrExplodeInvalidUse is returned when an EXPLODE function is used |
| 47 | + // outside a Project node. |
| 48 | + ErrExplodeInvalidUse = errors.NewKind( |
| 49 | + "using EXPLODE is not supported outside a Project node", |
| 50 | + ) |
| 51 | + |
| 52 | + // ErrSubqueryFieldIndex is returned when an expression subquery references a field outside the range of the rows it |
| 53 | + // works on. |
| 54 | + ErrSubqueryFieldIndex = errors.NewKind( |
| 55 | + "subquery field index out of range for expression %s: only %d columns available", |
| 56 | + ) |
| 57 | + |
| 58 | + // ErrUnionSchemasMatch is returned when both sides of a UNION do not |
| 59 | + // have the same schema. |
| 60 | + ErrUnionSchemasMatch = errors.NewKind( |
| 61 | + "the schema of the left side of union does not match the right side, expected %s to match %s", |
| 62 | + ) |
| 63 | + |
| 64 | + // ErrReadOnlyDatabase is returned when a write is attempted to a ReadOnlyDatabse. |
| 65 | + ErrReadOnlyDatabase = errors.NewKind("Database %s is read-only.") |
| 66 | + |
| 67 | + // ErrAggregationUnsupported is returned when the analyzer has failed |
| 68 | + // to push down an Aggregation in an expression to a GroupBy node. |
| 69 | + ErrAggregationUnsupported = errors.NewKind( |
| 70 | + "an aggregation remained in the expression '%s' after analysis, outside of a node capable of evaluating it; this query is currently unsupported.", |
| 71 | + ) |
| 72 | + |
| 73 | + ErrWindowUnsupported = errors.NewKind( |
| 74 | + "a window function '%s' is in a context where it cannot be evaluated.", |
| 75 | + ) |
| 76 | + |
| 77 | + ErrStarUnsupported = errors.NewKind( |
| 78 | + "a '*' is in a context where it is not allowed.", |
| 79 | + ) |
| 80 | +) |
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