Fix identifier starts with $ should be regarded as a placeholder in SQLite
#1402
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… SQLite Currently, `$var` would be parsed as an identifier instead of a placeholder in SQLite dialect, which is unexpected from the SQLite's documentation: https://www.sqlite.org/lang_expr.html#varparam. This relates to the issue comment: apache#291 (comment)
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Relevant: apache#1402 SQLite version 3.43.2 2023-10-10 13:08:14 Enter ".help" for usage hints. Connected to a transient in-memory database. Use ".open FILENAME" to reopen on a persistent database. sqlite> .mode box sqlite> .nullvalue NULL sqlite> SELECT $$, $$ABC$$, $ABC$, $ABC; ┌──────┬─────────┬───────┬──────┐ │ $$ │ $$ABC$$ │ $ABC$ │ $ABC │ ├──────┼─────────┼───────┼──────┤ │ NULL │ NULL │ NULL │ NULL │ └──────┴─────────┴───────┴──────┘
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Relevant: apache#1402 SQLite version 3.43.2 2023-10-10 13:08:14 Enter ".help" for usage hints. Connected to a transient in-memory database. Use ".open FILENAME" to reopen on a persistent database. sqlite> .mode box sqlite> .nullvalue NULL sqlite> SELECT $$, $$ABC$$, $ABC$, $ABC; ┌──────┬─────────┬───────┬──────┐ │ $$ │ $$ABC$$ │ $ABC$ │ $ABC │ ├──────┼─────────┼───────┼──────┤ │ NULL │ NULL │ NULL │ NULL │ └──────┴─────────┴───────┴──────┘
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Currently,
$varwould be parsed as an identifier instead of a placeholder in SQLite dialect, which is unexpected from the SQLite's documentation: https://www.sqlite.org/lang_expr.html#varparam.This relates to the issue comment: #291 (comment)