diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/dsl/package.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/dsl/package.scala index 987befe8e22ee..bf4c9a5edef70 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/dsl/package.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/dsl/package.scala @@ -31,26 +31,29 @@ import org.apache.spark.sql.catalyst.types._ * A collection of implicit conversions that create a DSL for constructing catalyst data structures. * * {{{ - * scala> import catalyst.dsl._ + * scala> import org.apache.spark.sql.catalyst.dsl.expressions._ * * // Standard operators are added to expressions. + * scala> import org.apache.spark.sql.catalyst.expressions.Literal * scala> Literal(1) + Literal(1) - * res1: catalyst.expressions.Add = (1 + 1) + * res0: org.apache.spark.sql.catalyst.expressions.Add = (1 + 1) * * // There is a conversion from 'symbols to unresolved attributes. * scala> 'a.attr - * res2: catalyst.analysis.UnresolvedAttribute = 'a + * res1: org.apache.spark.sql.catalyst.analysis.UnresolvedAttribute = 'a * * // These unresolved attributes can be used to create more complicated expressions. * scala> 'a === 'b - * res3: catalyst.expressions.Equals = ('a = 'b) + * res2: org.apache.spark.sql.catalyst.expressions.Equals = ('a = 'b) * * // SQL verbs can be used to construct logical query plans. - * scala> TestRelation('key.int, 'value.string).where('key === 1).select('value).analyze - * res4: catalyst.plans.logical.LogicalPlan = - * Project {value#1} - * Filter (key#0 = 1) - * TestRelation {key#0,value#1} + * scala> import org.apache.spark.sql.catalyst.plans.logical._ + * scala> import org.apache.spark.sql.catalyst.dsl.plans._ + * scala> LocalRelation('key.int, 'value.string).where('key === 1).select('value).analyze + * res3: org.apache.spark.sql.catalyst.plans.logical.LogicalPlan = + * Project [value#3] + * Filter (key#2 = 1) + * LocalRelation [key#2,value#3], [] * }}} */ package object dsl {