Function getSourceTables

getSourceTables(
    column: string,
    sql: string,
    dialect?: string,
): SourceTablesResult
Get all source tables that feed into a column.
Parameters
- column: string
  Column name to trace
- sql: string
  SQL string to analyze
- dialect: string = 'generic'
  Dialect for parsing (default: 'generic')
Returns SourceTablesResult
Example
```
const result = getSourceTables("a", "SELECT t.a FROM t JOIN s ON t.id = s.id");
// result.tables === ["t"]
```
- Defined in lineage.ts:123