Update JSON data type matcher

dist/lib/schema/get-table-columns-gemnini.d.ts

@@ -0,0 +1,13 @@
+import type { BunMariaDBConfig } from "../../types";
+export type ColumnInfoRow = {
+    name: string;
+    type: string;
+    comment?: string;
+    isNullable: boolean;
+    columnDefault: string | null;
+    extra: string;
+};
+export default function getTableColumnsGemini({ tableName, config, }: {
+    tableName: string;
+    config?: BunMariaDBConfig;
+}): Promise<ColumnInfoRow[]>;

dist/lib/schema/get-table-columns-gemnini.js

@@ -0,0 +1,45 @@
+import { querySchemaRows } from "./run-schema-query";
+import schemaCondition from "./schema-condition";
+export default async function getTableColumnsGemini({ tableName, config, }) {
+    const schemaCond = schemaCondition(config);
+    const rows = await querySchemaRows({
+        query: `
+            SELECT 
+                c.COLUMN_NAME, 
+                c.COLUMN_TYPE, 
+                c.COLUMN_COMMENT, 
+                c.IS_NULLABLE, 
+                c.COLUMN_DEFAULT, 
+                c.EXTRA,
+                EXISTS (
+                    SELECT 1 
+                    FROM information_schema.CHECK_CONSTRAINTS cc
+                    WHERE cc.CONSTRAINT_SCHEMA = c.TABLE_SCHEMA
+                      AND cc.TABLE_NAME = c.TABLE_NAME
+                      AND cc.CHECK_CLAUSE LIKE CONCAT('%json_valid(\`', c.COLUMN_NAME, '\`)%')
+                ) AS IS_JSON
+            FROM information_schema.COLUMNS c
+            WHERE ${schemaCond.where.replace(/\bTABLE_SCHEMA\b/g, "c.TABLE_SCHEMA")} 
+              AND c.TABLE_NAME = ? 
+            ORDER BY c.ORDINAL_POSITION
+        `,
+        values: [...schemaCond.values, tableName],
+        config,
+    });
+    return rows.map((row) => {
+        const isJson = Number(row.IS_JSON) === 1;
+        // Normalize longtext with a json_valid constraint to "json"
+        let resolvedType = row.COLUMN_TYPE;
+        if (isJson && row.COLUMN_TYPE.toLowerCase() === "longtext") {
+            resolvedType = "json";
+        }
+        return {
+            name: row.COLUMN_NAME,
+            type: resolvedType,
+            comment: row.COLUMN_COMMENT,
+            isNullable: String(row.IS_NULLABLE).toUpperCase() === "YES",
+            columnDefault: row.COLUMN_DEFAULT,
+            extra: row.EXTRA || "",
+        };
+    });
+}

dist/lib/schema/map-data-types.js

@@ -66,11 +66,12 @@ export default function mapDataType(field) {
         case "YEAR":
             return "YEAR";
         case "UUID":
-            return "CHAR(36)"; // MariaDB does not have a native UUID type
+            return "UUID";
         case "JSON":
             return "JSON";
         case "INET6":
             return "INET6";
+        case "BOOL":
         case "BOOLEAN":
             return "TINYINT(1)";
         case "ENUM": {

dist/lib/schema/update-table.js

@@ -1,6 +1,7 @@
 import buildColumnDefinition, { fieldRequiresNotNull, } from "./build-column-definition";
 import createTable from "./create-table";
 import getTableColumns, {} from "./get-table-columns";
+import getTableColumnsGemini from "./get-table-columns-gemnini";
 import isVectorField from "./is-vector-field";
 import mapDataType from "./map-data-types";
 import MariaDBQuoteGen from "./mariadb-quote-gen";
@@ -110,7 +111,9 @@ function columnAttributesDiverged(live, field) {
     if (wantsOnUpdate && hasOnUpdate) {
         const liveOnUpdate = normalizeDefault((live.extra.match(/on update\s+(.+)/i) || [])[1] || "");
         const expectedOu = normalizeDefault(wantsOnUpdate);
-        if (liveOnUpdate && expectedOu && !defaultsMatch(liveOnUpdate, expectedOu)) {
+        if (liveOnUpdate &&
+            expectedOu &&
+            !defaultsMatch(liveOnUpdate, expectedOu)) {
             return true;
         }
     }
@@ -185,7 +188,7 @@ async function recreateColumn({ tableName, field, config, }) {
     await addColumn({ tableName, field, config });
 }
 export default async function updateTable({ table, config, }) {
-    const existingColumns = await getTableColumns({
+    const existingColumns = await getTableColumnsGemini({
         tableName: table.tableName,
         config,
     });
@@ -207,7 +210,8 @@ export default async function updateTable({ table, config, }) {
             fieldsToAdd.push(field);
         }
         else {
-            let typeDiverged = !columnTypesMatch(liveField.type, mapDataType(field));
+            let mapped_data_type = mapDataType(field);
+            let typeDiverged = !columnTypesMatch(liveField.type, mapped_data_type);
             if (isVectorField(field)) {
                 typeDiverged = vectorTypeDiverged(liveField.type, liveField.comment || "", field);
                 if (typeDiverged) {

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@moduletrace/bun-mariadb",
-    "version": "1.0.12",
+    "version": "1.0.13",
     "description": "Schema-driven MariaDB manager for Bun",
     "author": "Benjamin Toby",
     "license": "MIT",

src/lib/schema/get-table-columns-gemnini.ts

@@ -0,0 +1,73 @@
+import type { BunMariaDBConfig } from "../../types";
+import { querySchemaRows } from "./run-schema-query";
+import schemaCondition from "./schema-condition";
+
+export type ColumnInfoRow = {
+    name: string;
+    type: string;
+    comment?: string;
+    isNullable: boolean;
+    columnDefault: string | null;
+    extra: string;
+};
+
+export default async function getTableColumnsGemini({
+    tableName,
+    config,
+}: {
+    tableName: string;
+    config?: BunMariaDBConfig;
+}): Promise<ColumnInfoRow[]> {
+    const schemaCond = schemaCondition(config);
+    const rows = await querySchemaRows<{
+        COLUMN_NAME: string;
+        COLUMN_TYPE: string;
+        COLUMN_COMMENT: string;
+        IS_NULLABLE: string;
+        COLUMN_DEFAULT: string | null;
+        EXTRA: string;
+        IS_JSON: number | boolean;
+    }>({
+        query: `
+            SELECT 
+                c.COLUMN_NAME, 
+                c.COLUMN_TYPE, 
+                c.COLUMN_COMMENT, 
+                c.IS_NULLABLE, 
+                c.COLUMN_DEFAULT, 
+                c.EXTRA,
+                EXISTS (
+                    SELECT 1 
+                    FROM information_schema.CHECK_CONSTRAINTS cc
+                    WHERE cc.CONSTRAINT_SCHEMA = c.TABLE_SCHEMA
+                      AND cc.TABLE_NAME = c.TABLE_NAME
+                      AND cc.CHECK_CLAUSE LIKE CONCAT('%json_valid(\`', c.COLUMN_NAME, '\`)%')
+                ) AS IS_JSON
+            FROM information_schema.COLUMNS c
+            WHERE ${schemaCond.where.replace(/\bTABLE_SCHEMA\b/g, "c.TABLE_SCHEMA")} 
+              AND c.TABLE_NAME = ? 
+            ORDER BY c.ORDINAL_POSITION
+        `,
+        values: [...schemaCond.values, tableName],
+        config,
+    });
+
+    return rows.map((row) => {
+        const isJson = Number(row.IS_JSON) === 1;
+
+        // Normalize longtext with a json_valid constraint to "json"
+        let resolvedType = row.COLUMN_TYPE;
+        if (isJson && row.COLUMN_TYPE.toLowerCase() === "longtext") {
+            resolvedType = "json";
+        }
+
+        return {
+            name: row.COLUMN_NAME,
+            type: resolvedType,
+            comment: row.COLUMN_COMMENT,
+            isNullable: String(row.IS_NULLABLE).toUpperCase() === "YES",
+            columnDefault: row.COLUMN_DEFAULT,
+            extra: row.EXTRA || "",
+        };
+    });
+}

src/lib/schema/map-data-types.ts

@@ -72,11 +72,12 @@ export default function mapDataType(
         case "YEAR":
             return "YEAR";
         case "UUID":
-            return "CHAR(36)"; // MariaDB does not have a native UUID type
+            return "UUID";
         case "JSON":
             return "JSON";
         case "INET6":
             return "INET6";
+        case "BOOL":
         case "BOOLEAN":
             return "TINYINT(1)";
         case "ENUM": {

src/lib/schema/update-table.ts

@@ -8,6 +8,7 @@ import buildColumnDefinition, {
 } from "./build-column-definition";
 import createTable from "./create-table";
 import getTableColumns, { type ColumnInfoRow } from "./get-table-columns";
+import getTableColumnsGemini from "./get-table-columns-gemnini";
 import isVectorField from "./is-vector-field";
 import mapDataType from "./map-data-types";
 import MariaDBQuoteGen from "./mariadb-quote-gen";
@@ -137,7 +138,11 @@ function columnAttributesDiverged(
             (live.extra.match(/on update\s+(.+)/i) || [])[1] || "",
         );
         const expectedOu = normalizeDefault(wantsOnUpdate);
-        if (liveOnUpdate && expectedOu && !defaultsMatch(liveOnUpdate, expectedOu)) {
+        if (
+            liveOnUpdate &&
+            expectedOu &&
+            !defaultsMatch(liveOnUpdate, expectedOu)
+        ) {
             return true;
         }
     }
@@ -273,7 +278,7 @@ export default async function updateTable({
     table: BUN_MARIADB_TableSchemaType;
     config?: BunMariaDBConfig;
 }): Promise<void> {
-    const existingColumns = await getTableColumns({
+    const existingColumns = await getTableColumnsGemini({
         tableName: table.tableName,
         config,
     });
@@ -303,9 +308,11 @@ export default async function updateTable({
         if (!liveField) {
             fieldsToAdd.push(field);
         } else {
+            let mapped_data_type = mapDataType(field);
+
             let typeDiverged = !columnTypesMatch(
                 liveField.type,
-                mapDataType(field),
+                mapped_data_type,
             );
 
             if (isVectorField(field)) {