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HeidiSQL v12.18
9 Juni 2026 om 20:37
12.18 - 2026-06-09
⛰️ Features
- (packaging) Create .rpm package through Makefile, plus let GH action run that step in release mode - (fc728cf)
- Create checkbox in advanced session setting for new ForceUnicode setting - (75a0f7f)
- Create opt-out setting "ForceUnicode", for sessions which shall not force Unicode communication - (ed9a94f)
- Enable connection port visible in a column of the session tree - (7cfdb97)
- Display auth plugin in a new column of the user listing tree - (3e4f562)
- Support authentication plugin selection in user manager - (07112a0)
- Grid export option for exporting the focused grid column only - (d896680)
- Bypass automatic foreign key lookup in data grid editing through new menu item - (a5ae04b)
- Add a separate menu item "copy formatted text", using the old code for copying SynEdit-highlighted text as HTML - (84c63c6)
- Filter edit box for shortcuts in preferences - (fb243fc)
- Create CLI app for adding PE security flags to heidisql.exe - (3e797e2)
- Rename snippet per right-click on query helpers tree - (7171e48)
- Name columns in SELECT when exporting table with invisible columns - (1799b0d)
- Support invisible indexes on MySQL 8.0+ and ignored indexes on MariaDB 10.6+ - (b3fa484)
- Support assigning a default role to a user - (96d2aef)
- Support assigning roles to a user or role - (96717cd)
- Do not require MySQL's RELOAD privilege just for opening the user manager - (f79d9a5)
- When nodes are filtered, change "Check all" action to "Change all visible" - (ebd60b3)
- Disable role rename, add menu item for creating a role, support role deletion - (83472c5)
- Prevent editing contents of generated columns in data grid - (9ecdff0)
- Basic support for MariaDB user roles, loaded without SQL error and shown with a different icon - (3249401)
- Add context menu item for deleting a single query from the history - (0035d5e)
- Reset a table's current auto_increment value in "delete + insert data" mode - (0422bb3)
- Support cancelling server login dialog - (e5b9574)
- Keep EXPLAIN output format traditional, on newer MySQL servers - (90f9937)
- Make HTML export dark/light mode aware - (dc046e9)
- Allow setting database to in PostgreSQL connections, and show and in the pulldown selector - (950e2ca)
🚀 Enhancements
- Disable plugin selector as long as no user was selected - (54dd7d8)
- Do not copy default type and value from previous column when adding columns to a table - (42a061d)
- Suppress dialog for saving modified SQL on app close, when tabs get auto-restored - (4ca01d9)
- Remove FLUSH PRIVILEGES from the user managers FormShow handler. If a click on a non-flushed user in the tree produces an exception, that is caught and shown as a normal error message. - (fe7a5ef)
- 50% black grid lines, should fit on both light and dark theme - (1872916)
- Increase supported table size and row limit for quick filter menu showing distinct values - (48eca57)
🐛 Bug Fixes
- (ui) Filter away vertical writing fonts with an @ prefix - (1814ee9)
- (ui) Size and margin of buttons on SQL help dialog - (61bc258)
- (ui) Apply the same larger tree node height on Linux - (c770406)
- (ui) Remove default "add user" event from add button, turn it into a pure dropdown button - (d7910c1)
- Copy table dialog crashes when none of dbtree and listtables has Focused=True - (9216061)
- Prefer SHOW KEYS over SHOW INDEXES, which are synonyms, while very old servers only accept the one with KEYS - (b97122c)
- Prevent grid queries from doing "WHERE intcol::text = 1", due to "1" being incompatible to the text value on the left - (bcea889)
- Vulnerability CVE-2025-70873, updating SQLite libs to v3.53.1 - (2930be8)
- Complaint about invalid password length on user plugins which have no fixed password length - (510b141)
- SUBSTRING() on array typed VARCHARs throw "function substr(...) does not exist" - (5f2959d)
- MS SQL throws "Cannot drop database xyz, because it is currently in use" when user is about to drop the current database - (fa2bb05)
- Wrong tab order after inserting new checkbox in the middle - (59d4f1f)
- Space missing in CREATE TABLE code of PG table with SERIAL column - (1633c33)
- Quick filter prompts on numbers break WHERE clause through local formatting - (e7646a0)
- Restore displayed session name in message dialog caption, was removed in commit:63028518f8b0d5869383d3bc0c42f188851797ed - (a6d6e70)
- Missing bottom anchor on shortcuts tree - (f8c4bde)
- Broken ci compilation for Windows - (570fab1)
- Broken ci compilation, move -WB -WR linker options to the conditionals section of the lpi file - (97ec20b)
- Turn exception in ParseViewStructure into a log message - (7562a1e)
- Data grid filter cut with several double-dash comments on one line - (dac7b0e)
- Hidden input box for line terminator in csv import dialog - (f20d634)
- Mouse click in edited row calls save action although focus did not change - (b8313e5)
- SSH command line tweaks, patch from jarczakpawel - (454571e)
- Broken compilation due encoding update to utf-8: ellipsis char constant seen as string now, instead of char - (26b9696)
- Replace hardcoded Windows directory separator with DirectorySeparator - (41615e6)
- Explicitly set client encoding on PG connection - (79c5e4c)
- MSSQL foreign key lookup to include table schema - (305534d)
- Wrong ENUM column type detection, due to less strict regex - (e731fd0)
- Do not start edit mode in ListTables on right mouse button click - (89ccbac)
- Staying on current table by click on "follow foreign key" when the foreign table lives in a different database - (8643172)
- Some crashes found in uploaded crash reports - (7bed735)
- Enable save button after changing default role per combobox - (508b139)
- Support backtick quoted user roles, and some other TValueListEditor related bug fixes - (86ea19c)
- A few compiler warnings - (c6dffe1)
- Pre-select nothing in BOOL grid cell editor on PostgreSQL - (1895959)
- Allow non existent SQLite files, only complain when its path does not exist - (02cf4cb)
- Solution for #2431 breaks other stuff, reverting a part of it - (e940863)
- Editing table data on mysql versions without generated column support - (32f3e6b)
- EAbort crash when copying text from SynEdit without a highlighter - (6c219b9)
- Missing anchors and autosize in user manager form - (91b90bc)
- Reset tree refresh marker earlier, so SetActiveDatabase triggers events and hides the table + data tab after dropping tables - (d2c9c96)
- Prevent crash due to unsupported edit-database feature on MS SQL - (68aeb96)
- Clear data grid before indicating a broken or temporary table for which we get no columns from IS.COLUMNS - (b4ec223)
- Populate SSH executable combo with only a global "ssh" command, do not add .exe files on Linux and macOS - (37f57ce)
- Call to non existent inherited constructor version of TSQLBatch - (b2f4d5b)
- TSQLBatch using backslash for escaping single quotes on all server types. Introduce server type specific TSQLBatch.FEscape char. - (e9af525)
- Crash in SQL export to database for zero length SQL, plus upgrade old-style string handling - (056b5e9)
- Do not delete selected SQL text from editor when trying to focus the position of erroneous SQL - (f5c5f33)
- Crash after canceling query - (ee16571)
🚜 Refactor
- Convert remaining latin1 unit to utf-8 - (85fb0bd)
- Sync from master - (9727d53)
- Revert most of what I did for #2424 - (3d547fd)
- Prefer qAutoInc in SQLProvider over dedicated AutoIncName method - (2fbb779)
- Simplify some more calls to Query() with the overloaded variants - (b0ab0fc)
- Convert more TFeatureOrRequirement's to TQueryId - (9f21853)
Localize
- Update compiled .mo translation files - (53f95d2)
Contributors
New Contributors ❤️
- @jonathanp12 made their first contribution
