sql writer

pkg/writers/pgsql/templates/audit_tables.tmpl

@@ -0,0 +1,49 @@
+-- Audit Event Header Table
+CREATE TABLE IF NOT EXISTS {{.AuditSchema}}.atevent (
+  rid_atevent serial PRIMARY KEY,
+  tablename text NOT NULL,
+  tableprefix text,
+  rid_parent integer NOT NULL,
+  rid_deletedparent integer,
+  changeuser text NOT NULL,
+  changedate date NOT NULL,
+  changetime time NOT NULL,
+  actionx smallint NOT NULL,
+  CONSTRAINT ck_atevent_action CHECK (actionx IN (1, 2, 3))
+);
+
+CREATE INDEX IF NOT EXISTS idx_atevent_tablename ON {{.AuditSchema}}.atevent(tablename);
+CREATE INDEX IF NOT EXISTS idx_atevent_rid_parent ON {{.AuditSchema}}.atevent(rid_parent);
+CREATE INDEX IF NOT EXISTS idx_atevent_changedate ON {{.AuditSchema}}.atevent(changedate);
+CREATE INDEX IF NOT EXISTS idx_atevent_changeuser ON {{.AuditSchema}}.atevent(changeuser);
+
+COMMENT ON TABLE {{.AuditSchema}}.atevent IS 'Audit trail header table - tracks all data changes';
+COMMENT ON COLUMN {{.AuditSchema}}.atevent.rid_atevent IS 'Audit event ID';
+COMMENT ON COLUMN {{.AuditSchema}}.atevent.tablename IS 'Name of the table that was modified';
+COMMENT ON COLUMN {{.AuditSchema}}.atevent.rid_parent IS 'Primary key value of the modified record';
+COMMENT ON COLUMN {{.AuditSchema}}.atevent.rid_deletedparent IS 'Parent reference for deleted records';
+COMMENT ON COLUMN {{.AuditSchema}}.atevent.changeuser IS 'User who made the change';
+COMMENT ON COLUMN {{.AuditSchema}}.atevent.changedate IS 'Date of change';
+COMMENT ON COLUMN {{.AuditSchema}}.atevent.changetime IS 'Time of change';
+COMMENT ON COLUMN {{.AuditSchema}}.atevent.actionx IS 'Action type: 1=INSERT, 2=UPDATE, 3=DELETE';
+
+-- Audit Event Detail Table
+CREATE TABLE IF NOT EXISTS {{.AuditSchema}}.atdetail (
+  rid_atdetail serial PRIMARY KEY,
+  rid_atevent integer NOT NULL,
+  datacolumn text NOT NULL,
+  changedfrom text,
+  changedto text,
+  CONSTRAINT fk_atdetail_atevent FOREIGN KEY (rid_atevent)
+    REFERENCES {{.AuditSchema}}.atevent(rid_atevent) ON DELETE CASCADE
+);
+
+CREATE INDEX IF NOT EXISTS idx_atdetail_rid_atevent ON {{.AuditSchema}}.atdetail(rid_atevent);
+CREATE INDEX IF NOT EXISTS idx_atdetail_datacolumn ON {{.AuditSchema}}.atdetail(datacolumn);
+
+COMMENT ON TABLE {{.AuditSchema}}.atdetail IS 'Audit trail detail table - stores individual column changes';
+COMMENT ON COLUMN {{.AuditSchema}}.atdetail.rid_atdetail IS 'Audit detail ID';
+COMMENT ON COLUMN {{.AuditSchema}}.atdetail.rid_atevent IS 'Reference to audit event';
+COMMENT ON COLUMN {{.AuditSchema}}.atdetail.datacolumn IS 'Name of the column that changed';
+COMMENT ON COLUMN {{.AuditSchema}}.atdetail.changedfrom IS 'Old value before change';
+COMMENT ON COLUMN {{.AuditSchema}}.atdetail.changedto IS 'New value after change';