'rquery' for 'data.table'


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Documentation for package ‘rqdatatable’ version 1.3.3

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rqdatatable-package 'rqdatatable': Relational Query Generator for Data Manipulation Implemented by data.table
ex_data_table Execute an 'rquery' pipeline with 'data.table' sources.
ex_data_table_parallel Execute an 'rquery' pipeline with 'data.table' in parallel.
ex_data_table_step.default default non-impementation.
ex_data_table_step.relop_drop_columns Implement drop columns.
ex_data_table_step.relop_extend Implement extend/assign operator.
ex_data_table_step.relop_natural_join Natural join.
ex_data_table_step.relop_non_sql Direct non-sql (function) node, not implemented for 'data.table' case.
ex_data_table_step.relop_null_replace Replace NAs.
ex_data_table_step.relop_orderby Reorder rows.
ex_data_table_step.relop_order_expr Order rows by expression.
ex_data_table_step.relop_project Implement projection operator.
ex_data_table_step.relop_rename_columns Rename columns.
ex_data_table_step.relop_select_columns Implement drop columns.
ex_data_table_step.relop_select_rows Select rows by condition.
ex_data_table_step.relop_set_indicator Implement set_indicatoroperator.
ex_data_table_step.relop_sql Direct sql node.
ex_data_table_step.relop_table_source Build a data source description.
ex_data_table_step.relop_theta_join Theta join (database implementation).
ex_data_table_step.relop_unionall Bind tables together by rows.
make_dt_lookup_by_column Lookup by column function factory.
rqdatatable 'rqdatatable': Relational Query Generator for Data Manipulation Implemented by data.table
rq_df_funciton_node Helper to build data.table capable non-sql nodes.
rq_df_grouped_funciton_node Helper to build data.table capable non-sql nodes.
set_rqdatatable_as_executor Set rqdatatable package as default rquery executor