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Preprocess the where clauses. #2405

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merged 1 commit into from
Mar 14, 2017
Merged

Preprocess the where clauses. #2405

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1 change: 1 addition & 0 deletions superset/connectors/sqla/models.py
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Original file line number Diff line number Diff line change
Expand Up @@ -509,6 +509,7 @@ def visit_column(element, compiler, **kw):
)
logging.info(sql)
sql = sqlparse.format(sql, reindent=True)
sql = self.database.db_engine_spec.sql_preprocessor(sql)
return sql

def query(self, query_obj):
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8 changes: 2 additions & 6 deletions superset/db_engine_specs.py
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Expand Up @@ -115,9 +115,9 @@ def extract_error_message(cls, e):
def sql_preprocessor(cls, sql):
"""If the SQL needs to be altered prior to running it

For example Presto needs to double `%` characters
For example db api needs to double `%` characters
"""
return sql
return sql.replace('%', '%%')

@classmethod
def patch(cls):
Expand Down Expand Up @@ -279,10 +279,6 @@ def patch(cls):
from superset.db_engines import presto as patched_presto
presto.Cursor.cancel = patched_presto.cancel

@classmethod
def sql_preprocessor(cls, sql):
return sql.replace('%', '%%')

@classmethod
def convert_dttm(cls, target_type, dttm):
tt = target_type.upper()
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