Package org.apache.drill.exec.store.ischema

Interface Summary

Interface	Description
FilterEvaluator	Evaluates information schema for the given condition.
InfoSchemaConstants
RecordCollector	Provides methods to collect various information_schema data.

Class Summary

Class	Description
FilterEvaluator.InfoSchemaFilterEvaluator	Evaluates necessity to visit certain type of information_schema data using provided filter.
FilterEvaluator.NoFilterEvaluator	Evaluates necessity to visit certain type of information_schema data based on given schema type.
InfoSchemaBatchCreator
InfoSchemaConfig
InfoSchemaDrillTable
InfoSchemaFilter
InfoSchemaFilter.ConstantExprNode
InfoSchemaFilter.ExprNode
InfoSchemaFilter.FieldExprNode
InfoSchemaFilter.FunctionExprNode
InfoSchemaFilterBuilder	Builds a InfoSchemaFilter out of the Filter condition.
InfoSchemaGroupScan
InfoSchemaPushFilterIntoRecordGenerator
InfoSchemaRecordGenerator<S>	Generates records for POJO RecordReader by scanning the given schema.
InfoSchemaRecordGenerator.Catalogs
InfoSchemaRecordGenerator.Columns
InfoSchemaRecordGenerator.Files
InfoSchemaRecordGenerator.Partitions
InfoSchemaRecordGenerator.Schemata
InfoSchemaRecordGenerator.Tables
InfoSchemaRecordGenerator.Views
InfoSchemaStoragePlugin
InfoSchemaSubScan
InfoSchemaTable<S>	Base class for tables in INFORMATION_SCHEMA.
InfoSchemaTable.Catalogs	Layout for the CATALOGS table.
InfoSchemaTable.Columns	Layout for the COLUMNS table.
InfoSchemaTable.Field
InfoSchemaTable.Files	Layout for the FILES table.
InfoSchemaTable.Partitions	Layout for the PARTITIONS table.
InfoSchemaTable.Schemata	Layout for the SCHEMATA table.
InfoSchemaTable.Tables	Layout for the TABLES table.
InfoSchemaTable.Views	Layout for the VIEWS table.
RecordCollector.BasicRecordCollector	Provides information_schema data based on information stored in AbstractSchema.
RecordCollector.MetastoreRecordCollector	Provides information_schema data based on information stored in Drill Metastore.
Records
Records.Catalog	Pojo object for a record in INFORMATION_SCHEMA.CATALOGS
Records.Column	Pojo object for a record in INFORMATION_SCHEMA.COLUMNS
Records.File	Pojo object for a record in INFORMATION_SCHEMA.FILES
Records.Partition	Pojo object for a record in INFORMATION_SCHEMA.PARTITIONS
Records.Schema	Pojo object for a record in INFORMATION_SCHEMA.SCHEMATA
Records.Table	Pojo object for a record in INFORMATION_SCHEMA.TABLES
Records.View	Pojo object for a record in INFORMATION_SCHEMA.VIEWS

Enum Summary

Enum	Description
InfoSchemaFilter.ExprNode.Type
InfoSchemaFilter.Result
InfoSchemaTableType	The set of tables / views in INFORMATION_SCHEMA.