diff options
Diffstat (limited to 'Source/SPCSVExporter.m')
| -rw-r--r-- | Source/SPCSVExporter.m | 60 |
1 files changed, 31 insertions, 29 deletions
diff --git a/Source/SPCSVExporter.m b/Source/SPCSVExporter.m index aa5268c1..4bf6c651 100644 --- a/Source/SPCSVExporter.m +++ b/Source/SPCSVExporter.m @@ -118,7 +118,37 @@ [self setExportProcessIsRunning:YES]; lastProgressValue = 0; - + + // Before the streaming query is started, build an array of numeric columns if a table + // is being exported + if ([self csvTableName] && (![self csvDataArray])) { + NSDictionary *tableDetails = nil; + + // Determine whether the supplied table is actually a table or a view via the CREATE TABLE command, and get the table details + SPMySQLResult *queryResult = [connection queryString:[NSString stringWithFormat:@"SHOW CREATE TABLE %@", [[self csvTableName] backtickQuotedString]]]; + [queryResult setReturnDataAsStrings:YES]; + + if ([queryResult numberOfRows]) { + id object = [[queryResult getRowAsDictionary] objectForKey:@"Create View"]; + + tableDetails = [[NSDictionary alloc] initWithDictionary:(object) ? [[self csvTableData] informationForView:[self csvTableName]] : [[self csvTableData] informationForTable:[self csvTableName]]]; + } + + // Retrieve the table details via the data class, and use it to build an array containing column numeric status + for (NSDictionary *column in [tableDetails objectForKey:@"columns"]) + { + NSString *tableColumnTypeGrouping = [column objectForKey:@"typegrouping"]; + + [tableColumnNumericStatus addObject:[NSNumber numberWithBool: + ([tableColumnTypeGrouping isEqualToString:@"bit"] + || [tableColumnTypeGrouping isEqualToString:@"integer"] + || [tableColumnTypeGrouping isEqualToString:@"float"]) + ]]; + } + + [tableDetails release]; + } + // Make a streaming request for the data if the data array isn't set if ((![self csvDataArray]) && [self csvTableName]) { totalRows = [[connection getFirstFieldFromQuery:[NSString stringWithFormat:@"SELECT COUNT(1) FROM %@", [[self csvTableName] backtickQuotedString]]] integerValue]; @@ -177,35 +207,7 @@ if ([self csvDataArray]) totalRows = [[self csvDataArray] count]; if (([self csvDataArray]) && (![self csvOutputFieldNames])) currentRowIndex++; - - if ([self csvTableName] && (![self csvDataArray])) { - - NSDictionary *tableDetails = nil; - - // Determine whether the supplied table is actually a table or a view via the CREATE TABLE command, and get the table details - SPMySQLResult *queryResult = [connection queryString:[NSString stringWithFormat:@"SHOW CREATE TABLE %@", [[self csvTableName] backtickQuotedString]]]; - [queryResult setReturnDataAsStrings:YES]; - - if ([queryResult numberOfRows]) { - id object = [[queryResult getRowAsDictionary] objectForKey:@"Create View"]; - - tableDetails = [[NSDictionary alloc] initWithDictionary:(object) ? [[self csvTableData] informationForView:[self csvTableName]] : [[self csvTableData] informationForTable:[self csvTableName]]]; - } - - // Retrieve the table details via the data class, and use it to build an array containing column numeric status - for (NSDictionary *column in [tableDetails objectForKey:@"columns"]) - { - NSString *tableColumnTypeGrouping = [column objectForKey:@"typegrouping"]; - - [tableColumnNumericStatus addObject:[NSNumber numberWithBool:([tableColumnTypeGrouping isEqualToString:@"bit"] || - [tableColumnTypeGrouping isEqualToString:@"integer"] || - [tableColumnTypeGrouping isEqualToString:@"float"])]]; - } - - [tableDetails release]; - } - // Drop into the processing loop NSAutoreleasePool *csvExportPool = [[NSAutoreleasePool alloc] init]; |