Ferreteria/sql/event in table

About

• Purpose: dependent table for logging table-related events
• Depends on: event

History

• 2017-05-06 Adapting the good bits from VbzCart/tables/event log

SQL

<mysql>CREATE TABLE `event_in_table` (

   ID_Event    INT              NOT NULL COMMENT "event.ID of parent event",
   Code        VARCHAR(7)   DEFAULT NULL COMMENT "mnemonic event code unique within table type (ModType)",
   WhatSQL     TEXT         DEFAULT NULL COMMENT "any SQL executed for this event",
   TableKey    VARCHAR(15)      NOT NULL COMMENT "action key of table affected",
   TableRow    INT(4)       DEFAULT NULL COMMENT "ID of row (if any) being modified by this event",
   OldData     TEXT         DEFAULT NULL COMMENT "data row values before change",
   ChgData     TEXT         DEFAULT NULL COMMENT "changed data fields",
   NewData     TEXT         DEFAULT NULL COMMENT "data row values after change",
   PRIMARY KEY (`ID_Event`)
) ENGINE = InnoDB;</mysql>