| Version | Change log |
| Valentina Studio 16.1 Oct 16, 2025 |
Valentina DB: [New][SQL] Linear Regression Aggregation Functions according to SQL:2003: regr_avgx - Returns the average of the independent variable (x) regr_avgy - Returns the average of the dependent variable (y) regr_count - Returns the number of non-NULL pairs of (x, y) used in the regression regr_sxx - Returns the sum of squares of the independent variable (Σ(x ??' avg(x))²) regr_sxy - Returns the sum of cross-products (Σ(x ??' avg(x))·(y ??' avg(y))) regr_syy - Returns the sum of squares of the dependent variable (Σ(y ??' avg(y))²) regr_slope - Returns the slope of the least-squares regression line (y = a·x + b) regr_intercept - Returns the intercept of the regression line with the Y-axis (b in y = a·x + b) regr_r2 - Returns the coefficient of determination (R²), measuring the fit of the regression line [Chg][SQL] Few aggregate functions renamed to have “_agg” suffix. Old Names still can be used. group_concat ??' concat_agg bit_and ??' bit_and_agg bit_or ??' bit_or_agg bit_xor ??' bit_xor_agg [Imp][SQL] All built-in and external aggregation functions now can be used in the WINDOW clause of the SELECT statement. Valentina Studio: [New] Added Spanish and Polish interface translations. [New] Added translations of helpful tips for all available interface languages: English, German, Polish, Russian, Spanish, Ukrainian. [Imp] Updated PostgreSQL client libraries and dump utilities to version 18.0. [Fix] Fixed sorting by column header click in tree mode. [Fix] Preserved original field order as returned by the server when updating the fields list. |
| Valentina Studio 15.4.1 Jul 25, 2025 |
Valentina DB ADK: [New] Added the “AppName” property to the VClientInfo class. You can use this with Valentina Server to identify the application name in the server logs. Valentina DB: [Fix]9538 - Indexed word searches were not functioning correctly. [New] Added standard SQL aggregate functions: VAR_POP(), VAR_SAMP() COVAR_POP(), COVAR_SAMP() [Chg] Renamed STDDEV() function to STDDEV_SAMP() for consistency with the SQL standard. Valentina Server: [New]9536 - Introduced support for setting an “application name” for client connections, visible in the server's connection list and logs. [SQL]: SHOW CONNECTIONS – new column fld_AppName [SQL]: GET PROPERTY Connection_AppName OF CONNECTION Valentina Studio: [New][Start Page] - Progress bar is now displayed during the first Bonjour connection scan (in the Bonjour column). [New][Start Page] - Added buttons to toggle filters in the Start Page columns. [New][Data Editor] - Added connection icon to the toolbar. [New][Data Editor] - A yellow warning icon is now shown at the bottom of the editor, with a tooltip if the table has no primary key or unique field. This feature is also available in the “Create Table” dialog. [Fix][Diagrams] Fixed the creation of new links on diagrams. [Fix][Diagrams] Enabled auto-growing of the table control when adding fields. [Fix]9357 - “Infinity” date was not working correctly in the PostgreSQL Data Editor. [Fix]9537 - ENUM values were not displaying as a dropdown. [Fix][Tip] - Tip dialog continued to appear even after unchecking “[x] Show on startup”. |
| Valentina Studio 15.4.0 Jun 29, 2025 |
Valentina DB ADK: [New] Added the “AppName” property to the VClientInfo class. You can use this with Valentina Server to identify the application name in the server logs. Valentina DB: [Fix]9538 - Indexed word searches were not functioning correctly. [New] Added standard SQL aggregate functions: VAR_POP(), VAR_SAMP() COVAR_POP(), COVAR_SAMP() [Chg] Renamed STDDEV() function to STDDEV_SAMP() for consistency with the SQL standard. Valentina Server: [New]9536 - Introduced support for setting an “application name” for client connections, visible in the server's connection list and logs. [SQL]: SHOW CONNECTIONS – new column fld_AppName [SQL]: GET PROPERTY Connection_AppName OF CONNECTION Valentina Studio: [New][Start Page] - Progress bar is now displayed during the first Bonjour connection scan (in the Bonjour column). [New][Start Page] - Added buttons to toggle filters in the Start Page columns. [New][Data Editor] - Added connection icon to the toolbar. [New][Data Editor] - A yellow warning icon is now shown at the bottom of the editor, with a tooltip if the table has no primary key or unique field. This feature is also available in the “Create Table” dialog. [Fix][Diagrams] Fixed the creation of new links on diagrams. [Fix][Diagrams] Enabled auto-growing of the table control when adding fields. [Fix]9357 - “Infinity” date was not working correctly in the PostgreSQL Data Editor. [Fix]9537 - ENUM values were not displaying as a dropdown. [Fix][Tip] - Tip dialog continued to appear even after unchecking “[x] Show on startup”. |
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