From 50acb6811bfc031bb16ef4a01cd520c4b0dd43b1 Mon Sep 17 00:00:00 2001
From: Timm Fitschen <t.fitschen@indiscale.com>
Date: Sat, 7 Oct 2023 00:19:29 +0200
Subject: [PATCH] WIP: String IDs
---
procedures/query/applyIDFilter.sql | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff --git a/procedures/query/applyIDFilter.sql b/procedures/query/applyIDFilter.sql
index 3b3a00a..f35d5cd 100644
--- a/procedures/query/applyIDFilter.sql
+++ b/procedures/query/applyIDFilter.sql
@@ -54,19 +54,28 @@ CREATE PROCEDURE db_5_0.applyIDFilter(in sourceSet VARCHAR(255), in targetSet VA
IDFILTER_LABEL: BEGIN
DECLARE data VARCHAR(20000) DEFAULT NULL;
DECLARE aggVal VARCHAR(255) DEFAULT NULL;
+DECLARE direction CHAR(4) DEFAULT NULL;
#-- get aggVal if possible
IF agg IS NOT NULL THEN
IF versioned THEN
-- TODO versioned queries
SELECT 1 FROM id_agg_with_versioning_not_implemented;
+ ELSEIF agg = "max" THEN
+ SET direction = "DESC";
+ ELSEIF agg = "min" THEN
+ SET direction = "ASC ";
+ ELSE
+ SELECT 1 FROM unknown_agg_parameter;
END IF;
+
SET @stmtIDAggValStr = CONCAT(
- "SELECT ",
- agg,
- "(id) INTO @sAggVal FROM `",
+ "SELECT e.internal_id INTO @sAggVal FROM `",
sourceSet,
- "`");
+ "` AS s LEFT JOIN entity_ids AS e ON (s.id=e.internal_id) WHERE s.id>99 ORDER BY CAST(e.id AS UNSIGNED INT) ",
+ direction,
+ " LIMIT 1");
+
PREPARE stmtIDAggVal FROM @stmtIDAggValStr;
EXECUTE stmtIDAggVal;
DEALLOCATE PREPARE stmtIDAggVal;
--
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