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PostgreSQL: GENERATED { ALWAYS | BY DEFAULT } AS IDENTITY and GENERATED ALWAYS AS ( generation_expr ) support (#832)

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* GENERATED { ALWAYS | BY DEFAULT } AS IDENTITY [ ( sequence_options ) basic impl - test are failing.

* PostgreSQL GENERATED { ALWAYS | BY DEFAULT } AS IDENTITY [ ( sequence_options ) and GENERATED ALWAYS AS ( generation_expr ) STORED implementation.
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sam 2023-03-16 15:24:00 +05:30 • committed by GitHub
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commit a8a8e65b7c
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17 changed files with 350 additions and 57 deletions
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8
src/dialect/postgresql.rs
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@ -24,13 +24,13 @@ impl Dialect for PostgreSqlDialect {
// See https://www.postgresql.org/docs/11/sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS
// We don't yet support identifiers beginning with "letters with
// diacritical marks and non-Latin letters"
('a'..='z').contains(&ch) || ('A'..='Z').contains(&ch) || ch == '_'
ch.is_ascii_lowercase() || ch.is_ascii_uppercase() || ch == '_'
}
fn is_identifier_part(&self, ch: char) -> bool {
('a'..='z').contains(&ch)
|| ('A'..='Z').contains(&ch)
|| ('0'..='9').contains(&ch)
ch.is_ascii_lowercase()
|| ch.is_ascii_uppercase()
|| ch.is_ascii_digit()
|| ch == '$'
|| ch == '_'
}