Package org.apache.calcite.adapter.os
The OS adapter contains various table functions that let you query data
sources in your operating system and environment.
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Class Summary Class Description DuTableFunction Table function that executes the OS "du" ("disk usage") command to compute file sizes.FilesTableFunction Table function that executes the OS "find" command to find files under a particular path.GitCommitsTableFunction Table function that executes the OS "git log" command to discover git commits.Processes Utilities regarding operating system processes.Processes.ProcessFactory Creates processes.Processes.ProcessLinesEnumerator Enumerator that executes a process and returns each line as an element.Processes.SeparatedLinesEnumerable Enumerator that executes a process and returns each line as an element.PsTableFunction Table function that executes the OS "ps" command to list processes.SqlShell Command that executes its arguments as a SQL query against Calcite's OS adapter.StdinTableFunction Table function that reads stdin and returns one row per line.VmstatTableFunction Table function that executes the OS "vmstat" command to share memory statistics. -
Enum Summary Enum Description SqlShell.Format Output format.