程序包 com.mysql.cj.x.protobuf

接口 MysqlxCrud.ProjectionOrBuilder

    • 方法概要

      所有方法 实例方法 抽象方法 
      修饰符和类型 方法 说明
      String getAlias()
      optional alias.
      com.google.protobuf.ByteString getAliasBytes()
      optional alias.
      MysqlxExpr.Expr getSource()
      the expression identifying an element from the source data, which can include a column identifier or any expression
      MysqlxExpr.ExprOrBuilder getSourceOrBuilder()
      the expression identifying an element from the source data, which can include a column identifier or any expression
      boolean hasAlias()
      optional alias.
      boolean hasSource()
      the expression identifying an element from the source data, which can include a column identifier or any expression

      • 从接口继承的方法 com.google.protobuf.MessageLiteOrBuilder

        isInitialized

      • 从接口继承的方法 com.google.protobuf.MessageOrBuilder

        findInitializationErrors, getAllFields, getDefaultInstanceForType, getDescriptorForType, getField, getInitializationErrorString, getOneofFieldDescriptor, getRepeatedField, getRepeatedFieldCount, getUnknownFields, hasField, hasOneof

    • 方法详细资料

      • hasSource

        boolean hasSource()
         the expression identifying an element from the source data,
which can include a column identifier or any expression
        required .Mysqlx.Expr.Expr source = 1;
        返回:
        Whether the source field is set.

      • getSource

        MysqlxExpr.Expr getSource()
         the expression identifying an element from the source data,
which can include a column identifier or any expression
        required .Mysqlx.Expr.Expr source = 1;
        返回:
        The source.

      • getSourceOrBuilder

        MysqlxExpr.ExprOrBuilder getSourceOrBuilder()
         the expression identifying an element from the source data,
which can include a column identifier or any expression
        required .Mysqlx.Expr.Expr source = 1;

      • hasAlias

        boolean hasAlias()
         optional alias. Required for DOCUMENTs (clients may use
the source string as default)
        optional string alias = 2;
        返回:
        Whether the alias field is set.

      • getAlias

        String getAlias()
         optional alias. Required for DOCUMENTs (clients may use
the source string as default)
        optional string alias = 2;
        返回:
        The alias.

      • getAliasBytes

        com.google.protobuf.ByteString getAliasBytes()
         optional alias. Required for DOCUMENTs (clients may use
the source string as default)
        optional string alias = 2;
        返回:
        The bytes for alias.