mirror of
https://gitee.com/milvus-io/milvus.git
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2a517d2da1
Signed-off-by: longjiquan <jiquan.long@zilliz.com>
42 lines
918 B
Go
42 lines
918 B
Go
package planparserv2
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import (
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/internal/proto/planpb"
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)
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type ExprWithType struct {
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expr *planpb.Expr
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dataType schemapb.DataType
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// ExprWithType can be a node only when nodeDependent is set to false.
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// For example, a column expression or a value expression itself cannot be an expression node independently.
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// Unless our execution backend can support them.
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nodeDependent bool
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}
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func getError(obj interface{}) error {
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err, ok := obj.(error)
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if !ok {
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// obj is not an error.
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return nil
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}
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return err
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}
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func getExpr(obj interface{}) *ExprWithType {
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n, ok := obj.(*ExprWithType)
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if !ok {
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// obj is not of *ExprWithType
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return nil
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}
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return n
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}
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func getGenericValue(obj interface{}) *planpb.GenericValue {
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expr := getExpr(obj)
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if expr == nil {
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return nil
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}
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return expr.expr.GetValueExpr().GetValue()
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}
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