| | from collections import defaultdict |
| | from dp_bench_classes import * |
| | import os |
| | from pathlib import Path |
| |
|
| |
|
| | ROOT_DIR = Path(os.path.dirname(os.path.realpath(__file__))).parent |
| | DATA_DIR = Path.resolve(ROOT_DIR / "data").resolve() |
| | SCHEMA_DIR = (DATA_DIR / "bird_elt_dp/bird_db_schema/").resolve() |
| | BENCH_DIR = (DATA_DIR / "dp-bench/").resolve() |
| | SQLITE_DB_DIR = (DATA_DIR / "bird_data/").resolve() |
| |
|
| | def extract_xml(txt, target_xml): |
| | xmlstart = f"<{target_xml}>" |
| | xmlend = f"</{target_xml}>" |
| | if xmlstart not in txt or xmlend not in txt: |
| | return [] |
| | outputs = [] |
| | while xmlstart in txt: |
| | txt = txt[txt.find(xmlstart)+len(xmlstart):] |
| | outputs.append(txt[:txt.find(xmlend)]) |
| | txt = txt[txt.find(xmlend)+len(xmlend):] |
| | return outputs |
| |
|
| | def gt_to_db(dbname, raw_gt_data_product): |
| | tables = {} |
| | derived_columns = [] |
| | for table, columns in raw_gt_data_product['dp_tables'].items(): |
| | col_types = {} |
| | real_cols = set() |
| | for col in columns: |
| | if col["is_derived"]: |
| | |
| | derived_columns.append(DerivedColumn(name=col['name'].lower(), provenance_sql=col['provenance'], |
| | provenance_tables={ |
| | ptab:Table(name=ptab, columns=set([c.lower() for c in pcols])) |
| | for ptab,pcols in col['provenance_cols'].items() |
| | })) |
| | else: |
| | real_cols.add(col['name'].lower()) |
| | tables[table] = Table(name=table, columns=real_cols) |
| | return DataBase(name=dbname, tables=tables, derived_columns=derived_columns) |
| |
|
| | def viewgen_pred_to_db(dbname, pred_content): |
| | tables = {} |
| | derived_cols = [] |
| | if pred_content is not None: |
| | for k,v in pred_content.items(): |
| | if k.lower() == 'derived_columns': |
| | for dv in v: |
| | derived_cols.append(DerivedColumn(name=dv['name'], |
| | provenance_sql=dv['SQL'], |
| | provenance_tables={ |
| | tab:Table(name=tab, columns=set([c.lower() for c in cols])) |
| | for tab,cols in dv['source_columns'].items() |
| | })) |
| | else: |
| | try: |
| | tables[k.lower()] = Table(name=k.lower(), columns=set(col.lower() for col in v)) |
| | except: |
| | print(k, v) |
| | return DataBase(name=dbname, tables=tables, derived_columns=derived_cols) |
| |
|
| | def get_pred_cols(tabcol, base_schema, all_relevant_cols=False): |
| | pred = defaultdict(lambda: set()) |
| | for table, columns in tabcol.items(): |
| | table = table.lower() |
| | if not all_relevant_cols and table == "derived_columns": |
| | continue |
| | if table not in base_schema: |
| | continue |
| | for c in columns: |
| | c = c.lower() |
| | if c in base_schema[table]: |
| | pred[table].add(c) |
| | else: |
| | pass |
| | return pred |
