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N-Level 계층 구조 및 공간 종속성 시스템 구현

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This commit is contained in:
dohyeons
2025-11-25 13:55:00 +09:00
parent 6fe708505a
commit ace80be8e1
15 changed files with 1120 additions and 142 deletions
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47
backend-node/src/database/MariaDBConnector.ts
View File

@@ -95,15 +95,13 @@ export class MariaDBConnector implements DatabaseConnector {
ORDER BY TABLE_NAME;
`);
const tables: TableInfo[] = [];
for (const row of rows as any[]) {
const columns = await this.getColumns(row.table_name);
tables.push({
table_name: row.table_name,
description: row.description || null,
columns: columns,
});
}
// 테이블 목록만 반환 (컬럼 정보는 getColumns에서 개별 조회)
const tables: TableInfo[] = (rows as any[]).map((row) => ({
table_name: row.table_name,
description: row.description || null,
columns: [],
}));
await this.disconnect();
return tables;
} catch (error: any) {
@@ -121,14 +119,29 @@ export class MariaDBConnector implements DatabaseConnector {
const [rows] = await this.connection!.query(
`
SELECT
COLUMN_NAME as column_name,
DATA_TYPE as data_type,
IS_NULLABLE as is_nullable,
COLUMN_DEFAULT as column_default,
COLUMN_COMMENT as description
FROM information_schema.COLUMNS
WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = ?
ORDER BY ORDINAL_POSITION;
c.COLUMN_NAME AS column_name,
c.DATA_TYPE AS data_type,
c.IS_NULLABLE AS is_nullable,
c.COLUMN_DEFAULT AS column_default,
c.COLUMN_COMMENT AS description,
CASE
WHEN tc.CONSTRAINT_TYPE = 'PRIMARY KEY' THEN 'YES'
ELSE 'NO'
END AS is_primary_key
FROM information_schema.COLUMNS c
LEFT JOIN information_schema.KEY_COLUMN_USAGE k
ON c.TABLE_SCHEMA = k.TABLE_SCHEMA
AND c.TABLE_NAME = k.TABLE_NAME
AND c.COLUMN_NAME = k.COLUMN_NAME
LEFT JOIN information_schema.TABLE_CONSTRAINTS tc
ON k.CONSTRAINT_SCHEMA = tc.CONSTRAINT_SCHEMA
AND k.CONSTRAINT_NAME = tc.CONSTRAINT_NAME
AND k.TABLE_SCHEMA = tc.TABLE_SCHEMA
AND k.TABLE_NAME = tc.TABLE_NAME
AND tc.CONSTRAINT_TYPE = 'PRIMARY KEY'
WHERE c.TABLE_SCHEMA = DATABASE()
AND c.TABLE_NAME = ?
ORDER BY c.ORDINAL_POSITION;
`,
[tableName]
);

34
backend-node/src/database/PostgreSQLConnector.ts
View File

@@ -210,15 +210,33 @@ export class PostgreSQLConnector implements DatabaseConnector {
const result = await tempClient.query(
`
SELECT
column_name,
data_type,
is_nullable,
column_default,
col_description(c.oid, a.attnum) as column_comment
isc.column_name,
isc.data_type,
isc.is_nullable,
isc.column_default,
col_description(c.oid, a.attnum) as column_comment,
CASE
WHEN tc.constraint_type = 'PRIMARY KEY' THEN 'YES'
ELSE 'NO'
END AS is_primary_key
FROM information_schema.columns isc
LEFT JOIN pg_class c ON c.relname = isc.table_name
LEFT JOIN pg_attribute a ON a.attrelid = c.oid AND a.attname = isc.column_name
WHERE isc.table_schema = 'public' AND isc.table_name = $1
LEFT JOIN pg_class c
ON c.relname = isc.table_name
AND c.relnamespace = (SELECT oid FROM pg_namespace WHERE nspname = isc.table_schema)
LEFT JOIN pg_attribute a
ON a.attrelid = c.oid
AND a.attname = isc.column_name
LEFT JOIN information_schema.key_column_usage k
ON k.table_name = isc.table_name
AND k.table_schema = isc.table_schema
AND k.column_name = isc.column_name
LEFT JOIN information_schema.table_constraints tc
ON tc.constraint_name = k.constraint_name
AND tc.table_schema = k.table_schema
AND tc.table_name = k.table_name
AND tc.constraint_type = 'PRIMARY KEY'
WHERE isc.table_schema = 'public'
AND isc.table_name = $1
ORDER BY isc.ordinal_position;
`,
[tableName]