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improved modification detection algorithm - for mssql

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This commit is contained in:
Jan Prochazka
2021-05-15 21:14:00 +02:00
parent 2eb1c04fcf
commit cf5afb43eb
3 changed files with 100 additions and 66 deletions
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76
plugins/dbgate-plugin-mssql/src/backend/MsSqlAnalyser.js
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@@ -88,6 +88,7 @@ class MsSqlAnalyser extends DatabaseAnalyser {
const tables = tablesRows.rows.map(row => ({
...row,
contentHash: row.modifyDate.toISOString(),
columns: columnsRows.rows.filter(col => col.objectId == row.objectId).map(getColumnInfo),
primaryKey: DatabaseAnalyser.extractPrimaryKeys(row, pkColumnsRows.rows),
foreignKeys: DatabaseAnalyser.extractForeignKeys(row, fkColumnsRows.rows),
@@ -95,6 +96,7 @@ class MsSqlAnalyser extends DatabaseAnalyser {
const views = viewsRows.rows.map(row => ({
...row,
contentHash: row.modifyDate.toISOString(),
createSql: getCreateSql(row),
columns: viewColumnRows.rows.filter(col => col.objectId == row.objectId).map(getColumnInfo),
}));
@@ -103,6 +105,7 @@ class MsSqlAnalyser extends DatabaseAnalyser {
.filter(x => x.sqlObjectType.trim() == 'P')
.map(row => ({
...row,
contentHash: row.modifyDate.toISOString(),
createSql: getCreateSql(row),
}));
@@ -110,75 +113,36 @@ class MsSqlAnalyser extends DatabaseAnalyser {
.filter(x => ['FN', 'IF', 'TF'].includes(x.sqlObjectType.trim()))
.map(row => ({
...row,
contentHash: row.modifyDate.toISOString(),
createSql: getCreateSql(row),
}));
return this.mergeAnalyseResult({
return {
tables,
views,
procedures,
functions,
schemas,
});
};
}
getDeletedObjectsForField(idArray, objectTypeField) {
return this.structure[objectTypeField]
.filter(x => !idArray.includes(x.objectId))
.map(x => ({
oldName: _.pick(x, ['schemaName', 'pureName']),
objectId: x.objectId,
action: 'remove',
objectTypeField,
}));
}
getDeletedObjects(idArray) {
return [
...this.getDeletedObjectsForField(idArray, 'tables'),
...this.getDeletedObjectsForField(idArray, 'views'),
...this.getDeletedObjectsForField(idArray, 'procedures'),
...this.getDeletedObjectsForField(idArray, 'functions'),
...this.getDeletedObjectsForField(idArray, 'triggers'),
];
}
async getModifications() {
async _getFastSnapshot() {
const modificationsQueryData = await this.driver.query(this.pool, this.createQuery('modifications'));
// console.log('MOD - SRC', modifications);
// console.log(
// 'MODs',
// this.structure.tables.map((x) => x.modifyDate)
// );
const modifications = modificationsQueryData.rows.map(x => {
const { type, objectId, modifyDate, schemaName, pureName } = x;
const res = DatabaseAnalyser.createEmptyStructure();
for (const item of modificationsQueryData.rows) {
const { type, objectId, modifyDate, schemaName, pureName } = item;
const field = objectTypeToField(type);
if (!this.structure[field]) return null;
// @ts-ignore
const obj = this.structure[field].find(x => x.objectId == objectId);
if (!field || !res[field]) continue;
// object not modified
if (obj && Math.abs(new Date(modifyDate).getTime() - new Date(obj.modifyDate).getTime()) < 1000) return null;
/** @type {import('dbgate-types').DatabaseModification} */
const action = obj
? {
newName: { schemaName, pureName },
oldName: _.pick(obj, ['schemaName', 'pureName']),
action: 'change',
objectTypeField: field,
objectId,
}
: {
newName: { schemaName, pureName },
action: 'add',
objectTypeField: field,
objectId,
};
return action;
});
return [..._.compact(modifications), ...this.getDeletedObjects(modificationsQueryData.rows.map(x => x.objectId))];
res[field].push({
objectId,
contentHash: modifyDate.toISOString(),
schemaName,
pureName,
});
}
return res;
}
}