TableHelper Implicit Class¶

TableHelper is a Scala implicit class for Table.

Creating Instance¶

TableHelper takes the following to be created:

asDeletable: SupportsDelete

asDeletable...FIXME

asDeletable is used when...FIXME

asReadable: SupportsRead

asReadable...FIXME

asReadable is used when...FIXME

asWritable: SupportsWrite

asWritable...FIXME

asWritable is used when...FIXME

supports(
  capability: TableCapability): Boolean

supports returns true when the given TableCapability is amongst the capabilities of the Table. Otherwise, supports returns false.

supports is used when:

Table is requested to supportsAny
DataSourceV2Relation is requested to skipSchemaResolution
DataFrameReader is requested to load data
DataFrameWriter is requested to save data
DataSourceV2Strategy execution planning strategy is executed (for AppendData and OverwriteByExpression logical operators)
TableCapabilityCheck extended analysis check rule is executed
MicroBatchExecution (Spark Structured Streaming) is requested for a LogicalPlan
ContinuousExecution (Spark Structured Streaming) is created
DataStreamWriter (Spark Structured Streaming) is requested to start a streaming query

supportsAny(
  capabilities: TableCapability*): Boolean

supportsAny...FIXME

supportsAny is used when...FIXME