Issues

• PostgreSQL: incorrect function for determining index size

  bug
  HeidiSQL/HeidiSQL#2653 · Filter by author pcf0 opened on Oct 31, 2026

• Session dropdown: allow disconnecting a connected session from the list

  confirmedfeature
  HeidiSQL/HeidiSQL#2650 · Filter by author q2apro opened on Oct 30, 2026
  3

• New query tab (Ctrl+T) with a table selected: behave like "Select top X rows"

  feature
  HeidiSQL/HeidiSQL#2649 · Filter by author q2apro opened on Oct 30, 2026
  4

• Data tab: per-column filter row (query-by-example) that generates the WHERE filter

  HeidiSQL/HeidiSQL#2648 · Filter by author q2apro opened on Oct 30, 2026

• Add Ctrl+Enter (run query) and Ctrl+W (close query tab) as default secondary shortcuts

  keyboard
  HeidiSQL/HeidiSQL#2647 · Filter by author q2apro opened on Oct 30, 2026
  4

• Simulate query for UPDATE/DELETE – preview affected rows per SELECT

  confirmedfeature
  HeidiSQL/HeidiSQL#2646 · Filter by author q2apro opened on Oct 29, 2026
  4

• Table and view names are automatically wrapped in double quotes when double-clicked in the tree pane

  bugnettype-mssql
  HeidiSQL/HeidiSQL#2645 · Filter by author stettnerc opened on Oct 29, 2026 · v12.23
  2

• UI suggestions and function additions

  HeidiSQL/HeidiSQL#2643 · Filter by author AaronChan-CX opened on Oct 27, 2026

• Improve text readability with custom background colors in database tree

  enhancementui-ux
  HeidiSQL/HeidiSQL#2641 · Filter by author Mondane opened on Oct 23, 2026
  2

• Keeps connection open when explicitly closed, and then crashes

  bug
  HeidiSQL/HeidiSQL#2631 · Filter by author FlyveHest opened on Oct 12, 2026
  4

• Cannot login with GSSAPI when group is used

  bug
  HeidiSQL/HeidiSQL#2626 · Filter by author chrpai opened on Oct 9, 2026

• EXECUTE IMMEDIATE: Syntax highlighting for IMMEDIATE.

  featurenettype-mysql
  HeidiSQL/HeidiSQL#2619 · Filter by author Friedrich2 opened on Sep 30, 2026
  1

• macOS: panels go blank on the first query run after loading a multi-statement snippet

  bugmacos
  HeidiSQL/HeidiSQL#2611 · Filter by author tmichelbrink opened on Sep 25, 2026

• UX - scroll triggers sort change

  bugconfirmedui-uxwindows
  HeidiSQL/HeidiSQL#2610 · Filter by author IHaveIssuesWithYourThing opened on Sep 25, 2026
  2

• Launching with restored sessions that are unreachable causes failure to open at all

  bug
  HeidiSQL/HeidiSQL#2604 · Filter by author EkriirkE opened on Sep 22, 2026

• Crasheo

  bug
  HeidiSQL/HeidiSQL#2602 · Filter by author Igomez-97 opened on Sep 18, 2026

• HeidiSQL cannot edit query results using a declared unique key

  bug
  HeidiSQL/HeidiSQL#2600 · Filter by author cuongitl opened on Sep 17, 2026

• Open File Location Button

  featureneeds-info
  HeidiSQL/HeidiSQL#2598 · Filter by author RyanPigeon opened on Sep 10, 2026
  6

• Pressing Down on last row of a non-editable query result triggers "Grid editing error"

  bug
  HeidiSQL/HeidiSQL#2596 · Filter by author Friedrich2 opened on Sep 9, 2026
  1

• The generated "Create Code" for a table in a sqlite database is invalid

  bug
  HeidiSQL/HeidiSQL#2589 · Filter by author Virock opened on Sep 1, 2026

• MariaDB - using sequence in DEFAULT column value

  bug
  HeidiSQL/HeidiSQL#2586 · Filter by author IHaveIssuesWithYourThing opened on Aug 27, 2026

• Very large scripts get truncated when restarting the application.

  bugneeds-info
  HeidiSQL/HeidiSQL#2583 · Filter by author frankkaaijk opened on Aug 25, 2026
  2

• Layout falls apart once GUI font is not 10pt

  bughigh-dpineeds-info
  HeidiSQL/HeidiSQL#2580 · Filter by author alesvaupotic opened on Aug 18, 2026
  5

• Table structure editor: Preserve scroll position when pressing the Save button

  HeidiSQL/HeidiSQL#2578 · Filter by author streikpc opened on Aug 9, 2026

• empty body for triggers

  bug
  HeidiSQL/HeidiSQL#2577 · Filter by author dsan0815 opened on Aug 8, 2026
  1