fixed mssql primary key respects column order

plugins/dbgate-plugin-mssql/src/backend/sql/primaryKeys.js

@@ -1,15 +1,24 @@
 module.exports = `
-select o.object_id, pureName = t.Table_Name, schemaName = t.Table_Schema, columnName = c.Column_Name, constraintName=t.constraint_name from 
-    INFORMATION_SCHEMA.TABLE_CONSTRAINTS t,
-    sys.objects o,
-    sys.schemas s,
-    INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE c
-where
-    c.Constraint_Name = t.Constraint_Name
-    and t.table_name = o.name 
-    and o.schema_id = s.schema_id and t.Table_Schema = s.name
-    and c.Table_Name = t.Table_Name
-    and Constraint_Type = 'PRIMARY KEY'
+SELECT 
+    i.object_id AS objectId,
+    o.name AS pureName,
+    s.name AS schemaName,
+    c.name AS columnName,
+    i.name AS constraintName
+FROM 
+    sys.indexes i
+INNER JOIN 
+    sys.index_columns ic ON i.object_id = ic.object_id AND i.index_id = ic.index_id
+INNER JOIN 
+    sys.columns c ON ic.object_id = c.object_id AND ic.column_id = c.column_id
+INNER JOIN
+    sys.objects o ON i.object_id = o.object_id
+INNER JOIN
+    sys.schemas s ON o.schema_id = s.schema_id
+WHERE 
+    i.is_primary_key = 1
 	and o.object_id =OBJECT_ID_CONDITION
     and s.name =SCHEMA_NAME_CONDITION
+ORDER BY 
+    ic.key_ordinal
 `;