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Merging upstream version 17.7.0.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-13 20:46:55 +01:00
parent 87252470ef
commit 137902868c
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
93 changed files with 41580 additions and 39040 deletions
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30
sqlglot/dialects/mysql.py
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@ -427,6 +427,7 @@ class MySQL(Dialect):
TABLE_HINTS = True
DUPLICATE_KEY_UPDATE_WITH_SET = False
QUERY_HINT_SEP = " "
VALUES_AS_TABLE = False
TRANSFORMS = {
**generator.Generator.TRANSFORMS,
@ -473,19 +474,32 @@ class MySQL(Dialect):
LIMIT_FETCH = "LIMIT"
# MySQL doesn't support many datatypes in cast.
# https://dev.mysql.com/doc/refman/8.0/en/cast-functions.html#function_cast
CAST_MAPPING = {
exp.DataType.Type.BIGINT: "SIGNED",
exp.DataType.Type.BOOLEAN: "SIGNED",
exp.DataType.Type.INT: "SIGNED",
exp.DataType.Type.TEXT: "CHAR",
exp.DataType.Type.UBIGINT: "UNSIGNED",
exp.DataType.Type.VARCHAR: "CHAR",
}
def xor_sql(self, expression: exp.Xor) -> str:
if expression.expressions:
return self.expressions(expression, sep=" XOR ")
return super().xor_sql(expression)
def jsonarraycontains_sql(self, expression: exp.JSONArrayContains) -> str:
return f"{self.sql(expression, 'this')} MEMBER OF({self.sql(expression, 'expression')})"
def cast_sql(self, expression: exp.Cast, safe_prefix: t.Optional[str] = None) -> str:
"""(U)BIGINT is not allowed in a CAST expression, so we use (UN)SIGNED instead."""
if expression.to.this == exp.DataType.Type.BIGINT:
to = "SIGNED"
elif expression.to.this == exp.DataType.Type.UBIGINT:
to = "UNSIGNED"
else:
return super().cast_sql(expression)
to = self.CAST_MAPPING.get(expression.to.this)
return f"CAST({self.sql(expression, 'this')} AS {to})"
if to:
expression = expression.copy()
expression.to.set("this", to)
return super().cast_sql(expression)
def show_sql(self, expression: exp.Show) -> str:
this = f" {expression.name}"