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feat: schema-check (#25904)

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Jason Rasmussen
2026-02-12 17:59:00 -05:00
committed by GitHub
parent 7413356a2f
commit 8ef4e4d452
37 changed files with 449 additions and 213 deletions
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181
server/src/sql-tools/comparers/column.comparer.ts
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@@ -1,98 +1,99 @@
import { asRenameKey, getColumnType, isDefaultEqual } from 'src/sql-tools/helpers';
import { Comparer, DatabaseColumn, Reason, SchemaDiff } from 'src/sql-tools/types';
export const compareColumns = {
getRenameKey: (column) => {
return asRenameKey([
column.tableName,
column.type,
column.nullable,
column.default,
column.storage,
column.primary,
column.isArray,
column.length,
column.identity,
column.enumName,
column.numericPrecision,
column.numericScale,
]);
},
onRename: (source, target) => [
{
type: 'ColumnRename',
tableName: source.tableName,
oldName: target.name,
newName: source.name,
reason: Reason.Rename,
export const compareColumns = () =>
({
getRenameKey: (column) => {
return asRenameKey([
column.tableName,
column.type,
column.nullable,
column.default,
column.storage,
column.primary,
column.isArray,
column.length,
column.identity,
column.enumName,
column.numericPrecision,
column.numericScale,
]);
},
],
onMissing: (source) => [
{
type: 'ColumnAdd',
column: source,
reason: Reason.MissingInTarget,
onRename: (source, target) => [
{
type: 'ColumnRename',
tableName: source.tableName,
oldName: target.name,
newName: source.name,
reason: Reason.Rename,
},
],
onMissing: (source) => [
{
type: 'ColumnAdd',
column: source,
reason: Reason.MissingInTarget,
},
],
onExtra: (target) => [
{
type: 'ColumnDrop',
tableName: target.tableName,
columnName: target.name,
reason: Reason.MissingInSource,
},
],
onCompare: (source, target) => {
const sourceType = getColumnType(source);
const targetType = getColumnType(target);
const isTypeChanged = sourceType !== targetType;
if (isTypeChanged) {
// TODO: convert between types via UPDATE when possible
return dropAndRecreateColumn(source, target, `column type is different (${sourceType} vs ${targetType})`);
}
const items: SchemaDiff[] = [];
if (source.nullable !== target.nullable) {
items.push({
type: 'ColumnAlter',
tableName: source.tableName,
columnName: source.name,
changes: {
nullable: source.nullable,
},
reason: `nullable is different (${source.nullable} vs ${target.nullable})`,
});
}
if (!isDefaultEqual(source, target)) {
items.push({
type: 'ColumnAlter',
tableName: source.tableName,
columnName: source.name,
changes: {
default: String(source.default ?? 'NULL'),
},
reason: `default is different (${source.default ?? 'null'} vs ${target.default})`,
});
}
if (source.comment !== target.comment) {
items.push({
type: 'ColumnAlter',
tableName: source.tableName,
columnName: source.name,
changes: {
comment: String(source.comment),
},
reason: `comment is different (${source.comment} vs ${target.comment})`,
});
}
return items;
},
],
onExtra: (target) => [
{
type: 'ColumnDrop',
tableName: target.tableName,
columnName: target.name,
reason: Reason.MissingInSource,
},
],
onCompare: (source, target) => {
const sourceType = getColumnType(source);
const targetType = getColumnType(target);
const isTypeChanged = sourceType !== targetType;
if (isTypeChanged) {
// TODO: convert between types via UPDATE when possible
return dropAndRecreateColumn(source, target, `column type is different (${sourceType} vs ${targetType})`);
}
const items: SchemaDiff[] = [];
if (source.nullable !== target.nullable) {
items.push({
type: 'ColumnAlter',
tableName: source.tableName,
columnName: source.name,
changes: {
nullable: source.nullable,
},
reason: `nullable is different (${source.nullable} vs ${target.nullable})`,
});
}
if (!isDefaultEqual(source, target)) {
items.push({
type: 'ColumnAlter',
tableName: source.tableName,
columnName: source.name,
changes: {
default: String(source.default ?? 'NULL'),
},
reason: `default is different (${source.default ?? 'null'} vs ${target.default})`,
});
}
if (source.comment !== target.comment) {
items.push({
type: 'ColumnAlter',
tableName: source.tableName,
columnName: source.name,
changes: {
comment: String(source.comment),
},
reason: `comment is different (${source.comment} vs ${target.comment})`,
});
}
return items;
},
} satisfies Comparer<DatabaseColumn>;
}) satisfies Comparer<DatabaseColumn>;
const dropAndRecreateColumn = (source: DatabaseColumn, target: DatabaseColumn, reason: string): SchemaDiff[] => {
return [