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Merge pull request #7434 from nocodb/nc-fix/mm-delete 

fix: mm table deletion
pull/7437/head
Mert E 11 months ago committed by GitHub
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c58af56113 438a9f554b
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2c5c9fd3d5
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3 changed files with 74 additions and 75 deletions
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  1. 21
      packages/nocodb/src/db/sql-client/lib/pg/PgClient.ts
  2. 125
      packages/nocodb/src/services/columns.service.ts
  3. 3
      packages/nocodb/src/services/tables.service.ts

21
packages/nocodb/src/db/sql-client/lib/pg/PgClient.ts
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@ -965,28 +965,13 @@ class PGClient extends KnexClient {
f.attnotnull as rqd,
p.contype as cst,
p.conname as cstn,
ix.indisprimary as primarykey,
not ix.indisunique as non_unique_original,
not ix.indisunique as non_unique,
CASE
WHEN i.oid<>0 THEN true
ELSE false
END AS is_index,
CASE
WHEN p.contype = 'p' THEN true
ELSE false
END AS primarykey,
CASE
WHEN p.contype = 'u' THEN 0
WHEN p.contype = 'p' THEN 0
ELSE 1
END AS non_unique_original,
CASE
WHEN p.contype = 'p' THEN true
ELSE false
END AS primarykey,
CASE
WHEN p.contype = 'u' THEN 0
WHEN p.contype = 'p' THEN 0
ELSE 1
END AS non_unique,
CASE
WHEN f.atthasdef = 't' THEN pg_get_expr(d.adbin, d.adrelid)
END AS default FROM pg_attribute f

125
packages/nocodb/src/services/columns.service.ts
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@ -2059,6 +2059,7 @@ export class ColumnsService {
req?: any;
columnId: string;
user: UserType;
forceDeleteSystem?: boolean;
reuse?: ReusableParams;
},
ncMeta = this.metaService,
@ -2067,7 +2068,7 @@ export class ColumnsService {
const column = await Column.get({ colId: param.columnId }, ncMeta);
if (column.system) {
if (column.system && !param.forceDeleteSystem) {
NcError.badRequest(
`The column '${
column.title || column.column_name
@ -2178,9 +2179,11 @@ export class ColumnsService {
colOpt.type === 'mm' &&
colOpt.fk_parent_column_id === childColumn.id &&
colOpt.fk_child_column_id === parentColumn.id &&
colOpt.fk_mm_model_id === mmTable.id &&
colOpt.fk_mm_parent_column_id === mmChildCol.id &&
colOpt.fk_mm_child_column_id === mmParentCol.id
colOpt.fk_mm_model_id === relationColOpt.fk_mm_model_id &&
colOpt.fk_mm_parent_column_id ===
relationColOpt.fk_mm_child_column_id &&
colOpt.fk_mm_child_column_id ===
relationColOpt.fk_mm_parent_column_id
) {
await Column.delete(c.id, ncMeta);
break;
@ -2189,14 +2192,16 @@ export class ColumnsService {
await Column.delete(relationColOpt.fk_column_id, ncMeta);
// delete bt columns in m2m table
await mmTable.getColumns(ncMeta);
for (const c of mmTable.columns) {
if (!isLinksOrLTAR(c.uidt)) continue;
const colOpt =
await c.getColOptions<LinkToAnotherRecordColumn>(ncMeta);
if (colOpt.type === 'bt') {
await Column.delete(c.id, ncMeta);
if (mmTable) {
// delete bt columns in m2m table
await mmTable.getColumns(ncMeta);
for (const c of mmTable.columns) {
if (!isLinksOrLTAR(c.uidt)) continue;
const colOpt =
await c.getColOptions<LinkToAnotherRecordColumn>(ncMeta);
if (colOpt.type === 'bt') {
await Column.delete(c.id, ncMeta);
}
}
}
@ -2206,7 +2211,9 @@ export class ColumnsService {
if (!isLinksOrLTAR(c.uidt)) continue;
const colOpt =
await c.getColOptions<LinkToAnotherRecordColumn>(ncMeta);
if (colOpt.fk_related_model_id === mmTable.id) {
if (
colOpt.fk_related_model_id === relationColOpt.fk_mm_model_id
) {
await Column.delete(c.id, ncMeta);
}
}
@ -2217,20 +2224,24 @@ export class ColumnsService {
if (!isLinksOrLTAR(c.uidt)) continue;
const colOpt =
await c.getColOptions<LinkToAnotherRecordColumn>(ncMeta);
if (colOpt.fk_related_model_id === mmTable.id) {
if (
colOpt.fk_related_model_id === relationColOpt.fk_mm_model_id
) {
await Column.delete(c.id, ncMeta);
}
}
// retrieve columns in m2m table again
await mmTable.getColumns(ncMeta);
if (mmTable) {
// retrieve columns in m2m table again
await mmTable.getColumns(ncMeta);
// ignore deleting table if it has more than 2 columns
// the expected 2 columns would be table1_id & table2_id
if (mmTable.columns.length === 2) {
(mmTable as any).tn = mmTable.table_name;
await sqlMgr.sqlOpPlus(source, 'tableDelete', mmTable);
await mmTable.delete(ncMeta);
// ignore deleting table if it has more than 2 columns
// the expected 2 columns would be table1_id & table2_id
if (mmTable.columns.length === 2) {
(mmTable as any).tn = mmTable.table_name;
await sqlMgr.sqlOpPlus(source, 'tableDelete', mmTable);
await mmTable.delete(ncMeta);
}
}
}
break;
@ -2340,42 +2351,44 @@ export class ColumnsService {
},
ignoreFkDelete = false,
) => {
let foreignKeyName;
// if relationColOpt is not provided, extract it from child table
// and get the foreign key name for dropping the foreign key
if (!relationColOpt) {
foreignKeyName = (
(
await childTable.getColumns(ncMeta).then(async (cols) => {
for (const col of cols) {
if (col.uidt === UITypes.LinkToAnotherRecord) {
const colOptions =
await col.getColOptions<LinkToAnotherRecordColumn>(ncMeta);
if (colOptions.fk_related_model_id === parentTable.id) {
return { colOptions };
if (childTable) {
let foreignKeyName;
// if relationColOpt is not provided, extract it from child table
// and get the foreign key name for dropping the foreign key
if (!relationColOpt) {
foreignKeyName = (
(
await childTable.getColumns(ncMeta).then(async (cols) => {
for (const col of cols) {
if (col.uidt === UITypes.LinkToAnotherRecord) {
const colOptions =
await col.getColOptions<LinkToAnotherRecordColumn>(ncMeta);
if (colOptions.fk_related_model_id === parentTable.id) {
return { colOptions };
}
}
}
}
})
)?.colOptions as LinkToAnotherRecordType
).fk_index_name;
} else {
foreignKeyName = relationColOpt.fk_index_name;
}
})
)?.colOptions as LinkToAnotherRecordType
).fk_index_name;
} else {
foreignKeyName = relationColOpt.fk_index_name;
}
if (!relationColOpt?.virtual && !virtual) {
// todo: handle relation delete exception
try {
await sqlMgr.sqlOpPlus(source, 'relationDelete', {
childColumn: childColumn.column_name,
childTable: childTable.table_name,
parentTable: parentTable.table_name,
parentColumn: parentColumn.column_name,
foreignKeyName,
});
} catch (e) {
console.log(e.message);
if (!relationColOpt?.virtual && !virtual) {
// todo: handle relation delete exception
try {
await sqlMgr.sqlOpPlus(source, 'relationDelete', {
childColumn: childColumn.column_name,
childTable: childTable.table_name,
parentTable: parentTable.table_name,
parentColumn: parentColumn.column_name,
foreignKeyName,
});
} catch (e) {
console.log(e.message);
}
}
}
@ -2424,7 +2437,7 @@ export class ColumnsService {
...index,
tn: cTable.table_name,
columns: [childColumn.column_name],
indexName: index.index_name,
indexName: index.key_name,
});
}
}

3
packages/nocodb/src/services/tables.service.ts
Unescape View File

@ -202,7 +202,7 @@ export class TablesService {
// delete all relations
for (const c of relationColumns) {
// skip if column is hasmany relation to mm table
if (c.system) {
if (c.system && !table.mm) {
continue;
}
@ -216,6 +216,7 @@ export class TablesService {
req: param.req,
columnId: c.id,
user: param.user,
forceDeleteSystem: true,
},
ncMeta,
);

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