<commit_before>
import operator
import re

from delphin.exceptions import TSQLSyntaxError
from delphin.util import LookaheadIterator, parse_datetime
from delphin import itsdb


### QUERY PROCESSING ##########################################################

def query(query, ts, **kwargs):
    queryobj = _parse_query(LookaheadIterator(_lex(query)))

    if queryobj['querytype'] in ('select', 'retrieve'):
        return _select(
            queryobj['projection'],
            queryobj['tables'],
            queryobj['where'],
            ts,
            **kwargs)


def select(query, ts, mode='list', cast=True):
    queryobj = _parse_select(LookaheadIterator(_lex(query)))
    return _select(
        queryobj['projection'],
        queryobj['tables'],
        queryobj['where'],
        ts,
        mode,
        cast)


def _select(projection, tables, condition, ts, mode, cast):
    # start with 'from' tables, apply constraints, join projection
    table = _select_from(tables, None, ts)
    table = _select_where(condition, table, ts)
    table = _select_projection(projection, table, ts)
    # finally select the relevant columns from the joined table
    if projection == '*':
        if len(tables) == 1:
            projection = [f.name for f in ts.relations[tables[0]]]
        else:<commit_msg>Join TSQL projection before condition.<commit_after>
import operator
import re

from delphin.exceptions import TSQLSyntaxError
from delphin.util import LookaheadIterator, parse_datetime
from delphin import itsdb


### QUERY PROCESSING ##########################################################

def query(query, ts, **kwargs):
    queryobj = _parse_query(LookaheadIterator(_lex(query)))

    if queryobj['querytype'] in ('select', 'retrieve'):
        return _select(
            queryobj['projection'],
            queryobj['tables'],
            queryobj['where'],
            ts,
            **kwargs)


def select(query, ts, mode='list', cast=True):
    queryobj = _parse_select(LookaheadIterator(_lex(query)))
    return _select(
        queryobj['projection'],
        queryobj['tables'],
        queryobj['where'],
        ts,
        mode,
        cast)


def _select(projection, tables, condition, ts, mode, cast):
    table = _select_from(tables, None, ts)
    table = _select_projection(projection, table, ts)
    table = _select_where(condition, table, ts)

    # finally select the relevant columns from the joined table
    if projection == '*':
        if len(tables) == 1:
            projection = [f.name for f in ts.relations[tables[0]]]
        else:
{'fraction_non_alphanumeric': 0.1527723924001551, 'fraction_numerical': 0.0015509887553315238, 'mean_word_length': 3.201954397394137, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '1724545', 'n_tokens_mistral': 730, 'n_tokens_neox': 706, 'n_words': 197}