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pglast_sql_parsing_to_ast_and_rendering.py
pythonParses a SQL statement into a manipulate-able AST and then renders it back to a s
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pglast_sql_parsing_to_ast_and_rendering.py
1from pglast import parse_sql
2from pglast.printer import RawStream
3
4# Parse a SQL statement into an internal representation (AST)
5sql = "SELECT 1 FROM my_table WHERE id = 42"
6root = parse_sql(sql)
7
8# root is a tuple of RawStmt nodes
9# Let's print the SQL back from the AST
10print(RawStream()(root))
11
12# You can also iterate over the statements
13for stmt in root:
14 print(f"Statement type: {type(stmt.stmt)}")