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22328de | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | from app.models import QueryAction, DDLAction, TestAction, SubmitAction
TASK_REGISTRY = {
1: {
"id": 1,
"name": "Data Cleaning",
"difficulty": "easy",
"description": "Find the table containing NULL values in its ID column and remove only those rows, without deleting any valid data.",
"max_steps": 15,
"success_threshold": 0.9,
"hints": [
"Start by querying sqlite_master to see all tables",
"Use SELECT * FROM table WHERE col IS NULL to find the problem",
"Use DELETE FROM table WHERE col IS NULL to fix it"
]
},
2: {
"id": 2,
"name": "PII Masking",
"difficulty": "medium",
"description": "Find tables containing email addresses, phone numbers, and government ID numbers (SSN/tax_id). Mask each field using SQL string functions preserving the original value length. Emails → a***@domain.com, phones → ***-***-XXXX, SSN/gov IDs → ***-**-XXXX. Do not drop any columns or NULL any values.",
"max_steps": 25,
"success_threshold": 0.80,
"hints": [
"Query the schema first — there are three PII columns to find",
"Use SUBSTR and REPLACE SQL functions for masking, not NULL or DROP",
"Email mask: first char + asterisks + @domain (same total length)",
"SSN mask pattern: ***-**-XXXX (keep last 4 digits)"
]
},
3: {
"id": 3,
"name": "Pipeline Repair",
"difficulty": "hard",
"description": "A SQL VIEW used by the executive dashboard is broken. Inspect the error_log table to find the real error among noise, identify the renamed columns in the source tables, and recreate the VIEW correctly.",
"max_steps": 25,
"success_threshold": 0.75,
"hints": [
"Read the error_log table \u2014 filter for severity='ERROR'",
"Query sqlite_master to see the broken VIEW definition",
"Query the raw tables to find the current correct column names",
"DROP the VIEW then CREATE it with corrected column names"
]
}
}
def get_task(task_id: int) -> dict:
if task_id not in TASK_REGISTRY:
raise ValueError(f"task_id {task_id} not found. Valid: {list(TASK_REGISTRY.keys())}")
return TASK_REGISTRY[task_id]
def get_action_schema() -> dict:
return {
"query": QueryAction.model_json_schema(),
"ddl": DDLAction.model_json_schema(),
"test": TestAction.model_json_schema(),
"submit": SubmitAction.model_json_schema()
}
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