90 lines
1.9 KiB
Python
90 lines
1.9 KiB
Python
from __future__ import annotations
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import argparse
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import sys
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import typing as t
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import sqlglot
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parser = argparse.ArgumentParser(description="Transpile SQL")
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parser.add_argument(
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"sql",
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metavar="sql",
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type=str,
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help="SQL statement(s) to transpile, or - to parse stdin.",
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)
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parser.add_argument(
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"--read",
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dest="read",
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type=str,
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default=None,
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help="Dialect to read default is generic",
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)
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parser.add_argument(
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"--write",
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dest="write",
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type=str,
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default=None,
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help="Dialect to write default is generic",
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)
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parser.add_argument(
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"--no-identify",
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dest="identify",
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action="store_false",
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help="Don't auto identify fields",
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)
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parser.add_argument(
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"--no-pretty",
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dest="pretty",
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action="store_false",
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help="Compress sql",
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)
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parser.add_argument(
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"--parse",
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dest="parse",
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action="store_true",
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help="Parse and return the expression tree",
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)
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parser.add_argument(
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"--tokenize",
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dest="tokenize",
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action="store_true",
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help="Tokenize and return the tokens list",
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)
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parser.add_argument(
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"--error-level",
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dest="error_level",
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type=str,
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default="IMMEDIATE",
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help="IGNORE, WARN, RAISE, IMMEDIATE (default)",
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)
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args = parser.parse_args()
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error_level = sqlglot.ErrorLevel[args.error_level.upper()]
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sql = sys.stdin.read() if args.sql == "-" else args.sql
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if args.parse:
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objs: t.Union[t.List[str], t.List[sqlglot.tokens.Token]] = [
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repr(expression)
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for expression in sqlglot.parse(
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sql,
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read=args.read,
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error_level=error_level,
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)
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]
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elif args.tokenize:
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objs = sqlglot.Dialect.get_or_raise(args.read)().tokenize(sql)
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else:
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objs = sqlglot.transpile(
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sql,
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read=args.read,
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write=args.write,
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identify=args.identify,
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pretty=args.pretty,
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error_level=error_level,
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)
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for obj in objs:
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print(obj)
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