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delete casdcade: fixed loop preventing

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This commit is contained in:
Jan Prochazka
2022-01-03 19:38:30 +01:00
parent 9250f2baaf
commit cb8d35c5c3
1 changed files with 8 additions and 4 deletions
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12
packages/datalib/src/deleteCascade.ts
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@@ -17,7 +17,8 @@ function processDependencies(
fkPath: ForeignKeyInfo[], fkPath: ForeignKeyInfo[],
table: TableInfo, table: TableInfo,
baseCmd: ChangeSetItem, baseCmd: ChangeSetItem,
dbinfo: DatabaseInfo dbinfo: DatabaseInfo,
usedTables: string[]
) { ) {
if (result.find(x => x.title == table.pureName)) return; if (result.find(x => x.title == table.pureName)) return;
@@ -28,8 +29,11 @@ function processDependencies(
for (const fk of dependencies) { for (const fk of dependencies) {
const depTable = dbinfo.tables.find(x => x.pureName == fk.pureName && x.schemaName == fk.schemaName); const depTable = dbinfo.tables.find(x => x.pureName == fk.pureName && x.schemaName == fk.schemaName);
const subFkPath = [...fkPath, fk]; const subFkPath = [...fkPath, fk];
if (depTable && depTable.pureName != baseCmd.pureName) { if (depTable && !usedTables.includes(depTable.pureName)) {
processDependencies(changeSet, result, allForeignKeys, subFkPath, depTable, baseCmd, dbinfo); processDependencies(changeSet, result, allForeignKeys, subFkPath, depTable, baseCmd, dbinfo, [
...usedTables,
depTable.pureName,
]);
} }
const refCmd: Delete = { const refCmd: Delete = {
@@ -119,7 +123,7 @@ export function getDeleteCascades(changeSet: ChangeSet, dbinfo: DatabaseInfo): C
const table = dbinfo.tables.find(x => x.pureName == baseCmd.pureName && x.schemaName == baseCmd.schemaName); const table = dbinfo.tables.find(x => x.pureName == baseCmd.pureName && x.schemaName == baseCmd.schemaName);
if (!table.primaryKey) continue; if (!table.primaryKey) continue;
processDependencies(changeSet, result, allForeignKeys, [], table, baseCmd, dbinfo); processDependencies(changeSet, result, allForeignKeys, [], table, baseCmd, dbinfo, [table.pureName]);
// let resItem = result.find(x => x.title == baseCmd.pureName); // let resItem = result.find(x => x.title == baseCmd.pureName);
// if (!resItem) { // if (!resItem) {