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a7cff3873b
issue: https://github.com/milvus-io/milvus/issues/40420 --------- Signed-off-by: sunby <sunbingyi1992@gmail.com>
56 lines
2.0 KiB
Go
56 lines
2.0 KiB
Go
package indexparamcheck
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import (
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"fmt"
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"strconv"
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"github.com/samber/lo"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/pkg/v2/common"
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"github.com/milvus-io/milvus/pkg/v2/util/merr"
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"github.com/milvus-io/milvus/pkg/v2/util/typeutil"
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)
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// INVERTEDChecker checks if a INVERTED index can be built.
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type INVERTEDChecker struct {
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scalarIndexChecker
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}
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var validJSONCastTypes = []int{int(schemapb.DataType_Bool), int(schemapb.DataType_Int8), int(schemapb.DataType_Int16), int(schemapb.DataType_Int32), int(schemapb.DataType_Int64), int(schemapb.DataType_Float), int(schemapb.DataType_Double), int(schemapb.DataType_String), int(schemapb.DataType_VarChar)}
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func (c *INVERTEDChecker) CheckTrain(dataType schemapb.DataType, params map[string]string) error {
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// check json index params
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isJSONIndex := typeutil.IsJSONType(dataType)
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if isJSONIndex {
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castType, exist := params[common.JSONCastTypeKey]
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if !exist {
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return merr.WrapErrParameterMissing(common.JSONCastTypeKey, "json index must specify cast type")
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}
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castTypeInt, err := strconv.Atoi(castType)
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if err != nil {
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return merr.WrapErrParameterInvalid(common.JSONCastTypeKey, "json_cast_type must be DataType")
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}
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if !lo.Contains(validJSONCastTypes, castTypeInt) {
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return merr.WrapErrParameterInvalidMsg("json_cast_type %v is not supported", castType)
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}
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if _, exist := params[common.JSONPathKey]; !exist {
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return merr.WrapErrParameterMissing(common.JSONPathKey, "json index must specify json path")
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}
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}
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return c.scalarIndexChecker.CheckTrain(dataType, params)
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}
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func (c *INVERTEDChecker) CheckValidDataType(indexType IndexType, field *schemapb.FieldSchema) error {
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dType := field.GetDataType()
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if !typeutil.IsBoolType(dType) && !typeutil.IsArithmetic(dType) && !typeutil.IsStringType(dType) &&
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!typeutil.IsArrayType(dType) && !typeutil.IsJSONType(dType) {
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return fmt.Errorf("INVERTED are not supported on %s field", dType.String())
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}
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return nil
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}
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func newINVERTEDChecker() *INVERTEDChecker {
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return &INVERTEDChecker{}
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}
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