chart_variables

Data license: CC-BY

1 row where variableId = 62

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Link chartId variableId
50,62 The Flynn effect: Gains in mean IQ for world regions 50 Fullscale IQ change by region 1909-2013 (Pietschnig and Voracek (2015)) 62

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CREATE TABLE chart_variables
            (
                `chartId` integer NOT NULL,
                `variableId` integer NOT NULL,
                PRIMARY KEY (`chartId`, `variableId`),
                CONSTRAINT `FK_chart_variables_chartId` FOREIGN KEY (`chartId`) REFERENCES `charts` (`id`) ON DELETE CASCADE,
                CONSTRAINT `FK_chart_variables_variableId` FOREIGN KEY (`variableId`) REFERENCES `variables` (`id`) ON DELETE CASCADE
            );