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Overview
Table format (aka. format) was first proposed by Iceberg, which can be described as follows: It defines the relationship between tables and files, and any engine can query and r... -
Implement SpotBugs plugin
Implement SpotBugs plugin Create Maven project Write java code to represent bug to find Write test case to ensure your detector can find bug Write java code to avoid false-posit... -
SQL Functions
String Functions ASCII CHAR_LENGTH / LENGTH OCTET_LENGTH CONCAT CONCAT_WS HEXTORAW LOWER / LCASE UPPER / UCASE LEFT RIGHT LOCATE / INSTR / POSITION LPAD RPAD LTRIM RT... -
Function
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap binary unary ap empty of constructN converge curryN __ bin... -
Summary Statistics
Overview Inaccuracies Configuring Permissions Bulk import Examples Overview Accumulo has the ability to generate summary statistics about data in a table using user defined... -
Authorizations
Configuration Security Labels Writing labeled data Security Label Expression Syntax User Authorizations Advanced Authorizations Handling In Accumulo, data is written with se... -
Overview
Authorization in Kyuubi Storage-based Authorization SQL-standard authorization with Ranger The Plugin Itself Restrict security configuration Restrict session level config Restr... -
Utilities
_.escape(string) Arguments Returns Example _.identity(value) Arguments Returns Example _.mixin(object) Arguments Example _.noConflict() Returns Example _.parseInt(val... -
Function
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap binary unary ap empty of constructN converge curryN __ bin... -
Wire Encryption
Server configuration Client configuration Generating SSL material using OpenSSL Generate a certificate/keystore per host Accumulo, through Thrift’s TSSLTransport, provides the...
