Queries :: SQL Query For A Table With 1.7 Million Rows

May 2, 2013

I have just obtained a database with 1.7million UK post codes along with there latitudes and longitude's.

I have a list of over 8000 post codes in an excel spreadsheet which I need to get the lat long's for

what would be the best way to this?

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Queries :: Query To Display ALL Rows From Table 3

Feb 6, 2014

i have 3 simple tables as follows:

Table1:
OwnerID, Owner_LastName,

Table2:
TenantID, Tenant_LastName,

Table3
ID, Date, Amount, OwnerID, TenantID

I need query to display ALL the rows from Table3 and show columns of Owner_LastName and Tenant_Lastname. However, I want the rows in Table3, that do not have the value for TenantID to still appear, just with Tenant_LastName being left blank.

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Queries :: Query To Insert Missing Rows From Another Query / Table

Oct 8, 2013

I am using an Access 2010 DB to keep track of a schedule. Essentially, at least one person needs to be signed up to work for every hour of every day in a week.

Tables:
Days with 7 records
Hours with 24 records
Workers with as many people that sign up to work the different hours
Schedule signifying the worker, day, and hour which are signed up.

As of now i have a query that relates these results and gives me a line detailing the worker/time information for the slots that are signed up for.What I'm TRYING to do is to create a query that gives me BLANK worker info when there is no one signed up for a particular hour.Currently my Schedule table has the following:

WorkerID | DayID | HourID
----------+---------+--------
1 | 5 | 12
4 | 5 | 13
16 | 5 | 15


What I'm looking to do is have this table matched up with another table (or query) that provides every combination of day/hour. When an day/hour combination is skipped, the query will be able to "fill in the blank" with a row. Like this:

WorkerID | DayID | HourID
----------+---------+--------
1 | 5 | 12
4 | 5 | 13
| | 14
16 | 5 | 15

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Query Speed - 7 Million Records!

Jul 27, 2005

I have a table with 7 million records. Using my continuous Form, I have been using right mouse click and entering in a parameter e.g. *my search term* to filter and this takes some time before the results are shown. This gives a reduced list of say 1,000 records. But then, when I click in the column and try to sort, it takes ages to sort the records.

So, my problem is two fold: firstly, it takes some time for the first filter to work; secondly, it takes time to sort.

Should I be doing this in a different way? Any other tips for filtering and sorting faster?

Thanks,

Dave

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Queries :: Transform Table With Multiple Rows To One Row?

Dec 22, 2014

I have a table with multiple rows per member that I would like to convert to 1 row per member. I have a table that looks a bit like this:

Member_IDDiagnosis
10000Hypothermia
10000Frost Bite
10001Fatigue
10001Dehydration
10001Exhaustion
99999Exhaustion
99999Hypothermia

And I'd like to convert it to this:
Member_IDDiagnosis - 1Diagnosis - 2Diagnosis - 3Diagnosis - 4
10000 HypothermiaFrost Bite
10001 Fatigue DehydrationExhaustion
99999 Exhaustion Hypothermia

The columns don't line up well but I am looking for each diagnosis to move into one of the 4 columns, depending on whether it is the first, second, third or fourth diagnosis associated with the member.

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Queries :: Transpose Table Columns Into Rows

Jun 18, 2013

Is there a way to create a query that will transpose table columns into rows:

Genes Cytoband
xxxx yyyyyy
xxx yyyyyy
xxx yyyyyy
xxxxxx yyyyyy
xxxx yyyyyy
xxxxxxx yyyyyyy
xxxxxxx yyyyy
xxx yyyyyy
xxxx yyyyy
xxxxxxx yyyyyyy
xxxx yyyy
xxxxxx yyyyyy
xxxx yyyyyy
xxxxxxx yyyyyy

Is there a way to display the table in a single row separated by commas:

xxxx yyyyy, xxxx yyyyyyy, xxxxxxx yyyyyyyy, xxxxx yyyyyyy

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Queries :: Pivot Table To Show Blank Rows

Mar 4, 2014

I have a PivotTable that I am trying to put together that will give me the following:

Types of Payments - Left
Accounts Where Payments came from - Top
Amount of Payments - Data

I want it to look like a spreadsheet where it will show me all the Types of Payments even though I don't have any data in there. Almost like an Excel Spreadsheet but I want it in Access. I was able to get the Columns to show up even though I had some blanks but now I need the Rows to show up.

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Queries :: Adding Rows To Table - Bypass Field Controls

Jan 1, 2015

There is a table with many columns. I want to add many rows to this table. The easiest way is to write a query to do that. But most of the columns have validation criteria, lookup tables, default values, nulls not accepted condition and what not. Where as my new records to be added have only the values in 4 columns and the rest are null. Is there a parameter that can be used to bypass all these controls and add the records? You are going to say "You will destroy the integrity and consistency of the database".

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Queries :: Counting Rows Within A Query

Apr 16, 2013

I am trying to get a total count of rows from a query on my tickets, Each ticket has a date and an ID number

Code:
SELECT tbl_ticket.ticket, tbl_ticket.entrydate, Count(tbl_ticket.[entrydate]) AS [Row Count]
FROM tbl_ticket
GROUP BY tbl_ticket.ticket, tbl_ticket.entrydate
HAVING (((tbl_ticket.entrydate) Between #1/1/2011# And #1/31/2011#));

I am trying to get this query built so I can attach it to a form.

I am trying to get three bits of data from this Query

1 a total count of all the Tickets in a given month

The ticket #'s and their date of entry.

So far this gives me a great list of Tickets and the date they got put in the system, but then for the total count it gives me 1 for each line. Even if some have the same date.

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Queries :: Multiple Rows In A Query?

Jun 10, 2013

I have a table where and account could have multiple rows with different data like Applied_Date and Trans_Code, and AMOUNT. The AMOUNT in two of the rows will be a positive and a negative and will be zero each other out. I am trying to create a query that will only return the the rows that do not offset each other. Here is an example of my table:

ACCOUNT CODE APPLIED_DATE AMOUNT
292020 M 5/11/2012 ($33.95)
292020 11 5/14/2012 $33.95
292020 A 5/30/2012 ($33.95)

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Queries :: Ability To Add Rows From Query Results

Jun 16, 2015

From a Access database that I inherited. Users used to be able (from a form) run a query and then add data (i.e, new rows). But now that the the database is split and the backend is on MS-SQL, they no longer can do this. I do not think this will be possible. I think they will have to add data directly to the table or have another form for adding data.

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Queries :: Append Query Returning Too Many Rows

Nov 14, 2013

I want an append query to create a new record in a table and populate that record with fields from a form. Some of these fields are free text, others are from combo boxes.The append query adds vastly too many records (albeit all populated with precisely the same information) - and the number it adds seems to depend on which combo box options I choose.

I have a similar append query which pulls information from earlier records in the table, and combines that with free text and combo boxes on a near-identical form, which works fine and always just adds one row.

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Queries :: Query Results Displayed In Rows Not Columns

Aug 1, 2013

I have the following query which returns 2 columns, where 2 fields are summed :-

Code:

SELECT Sum(Stats.[No of Invoices Checked]) AS [SumOfNo of Invoices Checked], Sum(Stats.[No of Incorrect invoices]) AS [SumOfNo of Incorrect invoices]
FROM Stats
WHERE (((Stats.Period)=[Forms]![frmMain]![cboSingleMonth].[Value]));

This displays :-

345 - 988

How can I have the data displayed as

345
988

when I run the query.

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Queries :: Pulling TOP DISTINCT Rows In Final Query

Jun 7, 2013

I've got two nested queries. One finds the oldest inspections from an import table, the second compares that query to the main table again and pulls all 'expired' inspections for each Service Order in the first.

These queries are trimmed down for the essential elements of my question. I can post the full SQL if necessary.

queryDoTheseFirst:

Code:
SELECT TOP 18 ImportTemp.[SO ID], ImportTemp.[Inspection Activity],
[Activity Created]+[AddDays] AS [Due Date]
FROM [Priority List] INNER JOIN (ImportTemp INNER JOIN
queryNeededFirst ON (ImportTemp.[SO ID] = queryNeededFirst.[SO ID])
ON [Priority List].Activity = ImportTemp.[Inspection Activity]

[Code] ....

The refinement I would like to make is, rather than having to pull TOP 18 activities in the final query, just pull TOP 12 [SO ID]s and however many activities come along with them (usually 1 or 2, averages out to about 1.5 so 18 is my compromise). In theory an inspector could have two inspections due on every single property, and would only get 9 unique addresses/[SO ID]s. But I can't figure out how to do that when [SO ID] is no longer unique in the second query.

I suppose I could 'number' the rows in the subquery and add a <=12 criteria on that calculated field, but I'm leery of the processing required (that table contains ~14,000 rows, and most methods of numbering seem to want to use DCount).

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Queries :: Display Multiple Rows Into One Row Query Result

Mar 25, 2013

I have a result for a query made from four different tables for which I would like to refine the result of this query grouping multiple rows into columns.

Attached is a pdf file showing the results being obtained by my query and underneath is how the result would like it be after running the query.

I am currently using Access 2010.

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Queries :: DLookup And Variables - Query Returning Same Value For All Rows

Aug 8, 2013

I am having a problem with a Dlookup query. I want to achieve the following - I have 2 different tables

Demography Table - consisting of 2 fields, City and Region

For example
City Region
NYC NAM

The other Table totalflow consists of several field, one of the is flow from.

For example
Flow from
NYC
WAS
SEA

I want to do the following. Lookup the Flow from filed in table totalflow, and compare it to City in demography Table. If City = Flow from, return the value in Region. All are text fields.

I have tried following Query, but it only returns the same value for all rows. (from SQL view)

SELECT DLookUp("[Region]","Demography Table","[City] = '" &[Flow from]& "'") AS test
FROM [Demography Table], flowsize;

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Queries :: Query Bringing Back Multiple Rows Not Just One?

Apr 10, 2014

I have the attached code in a query. It should be bringing back just one row for each record, however, if I have anything in any column other than Call_NUmber_int it brings back multiples if that record.

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Update 1.74 Million Records

Apr 30, 2008

It is not really 1.74 million records, but Access thinks it is, for some reason.Here's what happens: I get a CSV file in with 2196 lines. There are 2 date fields that are formatted poorly. Sometimes it is mddyyyy and some times it is mmddyyyy. I import the data to one table and then export everything to another table except those two fields. There are two date/time fields in the new table that are left empty at first. I then run 2 update queries to format and convert these poorly formated date fields. The query simply joins to the two tables on 3 fields and then updates the date field. When I hit the preview button on the query it takes about a second and says it will update 2196 records. Perfect.When I actually run the query, it takes about a half hour and tells me it will be updating 1.74 million records. Any ideas why this is happening? If and when the query runs there are still only 2196 records in both tables.

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Queries :: Find Latest Date In A Table Where Dates Are In 2 Separate Columns And Multiple Rows

May 19, 2015

I am trying to find the latest date in a table where the dates are in 2 separate columns and multiple rows. (there are business reasons why there are 2 dates per row they represent different but comparable activities)

I have a table "Assessment tracker" with the following structure

Name Type
Candidate short text
Unit short text
EV1 Date Date
EV2 Date Date

My Data:

Candidate Unit EV1Date EV2 Date
TH1 10 07/05/2015 25/05/15
TH1 10 07/05/2015 07/06/15

I have a query "Candidate AC Dates" that compares the 2 dates EV1 and EV2 and outputs a 3rd column with the latest date.

Query:
PARAMETERS [Candidate Name] Value;
SELECT [Assessment Tracker].Candidate, [Assessment Tracker].Unit, [Assessment Tracker].[EV1 Date], [Assessment Tracker].[EV2 Date], Max(MaxDate([Assessment Tracker]![EV1 Date],[Assessment Tracker]![EV2 Date])) AS Achdate
FROM UnitData INNER JOIN [Assessment Tracker] ON UnitData.Unit = [Assessment Tracker].Unit

[Code]....

Output:

CandidateUnitEV1 DateEV2 DateAchdate
TH11007/05/2015 25/05/201525/05/2015
TH11007/05/2015 07/06/201507/06/2015

It does this by using a function shamelessly copied from the web somewhere...

Function Maxdate(ParamArray FieldArray() As Variant)
' Declare the two local variables.
Dim I As Integer
Dim currentVal As Date' Set the variable currentVal equal to the array of values.
currentVal = FieldArray(0)
' Cycle through each value from the row to find the largest.

[Code]....

This is working well (I think)

I then want to find the latest date for the 2 records i.e. the Max value for the Achdate.

Query:
SELECT [Candidate AC Dates].Candidate AS Expr1, [Candidate AC Dates].Unit AS Expr2, Max([Candidate AC Dates].Achdate) AS MaxOfAchdate
FROM [Candidate AC Dates]
GROUP BY [Candidate AC Dates].Candidate, [Candidate AC Dates].Unit
ORDER BY [Candidate AC Dates].Candidate, [Candidate AC Dates].Unit, Max([Candidate AC Dates].Achdate) DESC;

But this is returning

Candidate Unit MaxOfAchdate
TH1 1025/05/2015

I expect it to return

Candidate UnitMaxOfAchdate
TH1 10 07/06/2015

It looks to me like MAX is considering only the day value rather than the whole date. I suspect this is because it is considering the results of the function in the first query as a short text rather than a date field. (I've tried to force this through declaring the variables as dates but don't know where else to force this. (I am UK based hence the DD/MM/YYYY format)

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Queries :: Create A Query To Show Rows With Timestamps In Between Two Times

Jul 7, 2013

Create a query to show rows with timestamps in between two timestamps? my variables are cutoff time and the current time where cutoff time is saved on a table (tblcontroltable.cutoff ) a pseudo code of what i want to achieve is

select date, product, timestamps
from tblsample
where date = date and timestamps > cutoff and timestamps < time

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Queries :: Crosstab Query - Showing Rows Without Records / Data

May 7, 2013

I have attached part of my database.

I need to show the complete rows for all the status in each year with or without any record/data.

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Automatically Add Rows To A Table Or Fields To A Query?

Mar 23, 2012

I am using Access 2007. I have an ODBC source feeding data into a table, to which I made a crosstab query that displays the useful data from that source. I need a way to add data(new field), using a form, that is a associated with the lines in the query. I've tried creating another table that uses the sample ID as the primary key, but I need it to automatically create a new row for each query line. Is there a way to do this, or better way to add data to a query. Examples are below.

The ODBC data looks something like this

SampleID PeakName Conc

sample1 THF 50
sample1 MEOH 10
sample1 propanol 25
sample1 butanol 15
sample2 THF 21
sample2 MEOH 15
sample2 propanol 17
sample2 butanol 23

I have the query look like:

SampleID THF MEOH propanol butanol (I need to be able to add a field here)
sample1 50 10 25 15
sample2 21 15 17 23

Linked table I created:

SampleID LIMS #
sample1 1234567
sample2 4567891

The problem is, for this table I have to manually select each sample ID. I want it to automatically add the sample IDs as new ones are querried.

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Queries :: Counting Rows In Query Groups - Invalid Argument To Function

Jan 3, 2014

I have a query with about 7500 records that are grouped as follows and sorted by Mtr_Reading

ID Name Event_Start_Time _Hour, Mtr_Reading
2210 XYZ 7/15/2013 13:00 17 150
2210 XYZ 7/15/2013 13:00 14 143
2210 XYZ 7/15/2013 13:00 16 115
2210 XYZ 7/15/2013 13:00 15 110
2210 XYZ 7/15/2013 13:00 13 100
2210 XYZ 7/16/2013 12:00 12 100
2210 XYZ 7/16/2013 12:00 17 150
2210 XYZ 7/16/2013 12:00 14 147
2210 XYZ 7/16/2013 12:00 13 113
2210 XYZ 7/16/2013 12:00 18 110
2210 XYZ 7/16/2013 12:00 15 100

There are about 75 distinct sets of ID's and Names not shown here

The rows were sorted by the Mtr_Readings and we have to take the best four readings out of each group and average them. If a group has more than four rows then the top 4 are taken out and the balance is discarded. If the group has four rows or less all of the rows are taken.

I did try nested select statements and kept getting "invalid argument to function" exceptions.

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How To Use DUAL Table In MS Access To Add Rows To Query Result

Dec 2, 2011

How to add my own rows to a query in MsAccess ? I would like to do something like this: Select Name from Table 1 where age > 75 Union Select "Joe" from Dual; Expected Result: If Joe is not found in Table 1 ,then it would be added to the result of the query.How can I do it in MsAccess as it does not use " DUAL" table.

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General :: Enter Number Equal To Or Over Ten Million - Getting Last Two Values Rounded

Feb 28, 2013

When I enter a number equal to or over ten million, the last two values get rounded and I don't want them to be. My field is setup as a single, standard, two decimals. When I tested it I typed in 123456789, what I got was 123,456,800.00

enter 9999999 get 9,999,999.00
enter 10000199 get 10,000,200.00
enter 10000001.75 get 10,000,000.00

Single is supposed to handle up to 10^38

I have checked my "Region and Language" settings for the OS (W7) and there is nothing in there about rounding or maximum number size. I would like to leave the data type at single for the space considerations, and because it should work as single.

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Query: Access Macros, Autodeleting Rows And Updating Table Names

Oct 11, 2007

I'm a bit in over my head. Unfamiliar with Access macros, I need to write a bunch of them for work, and soon. Unixen I can deal with, largely undocumented convoluted Access macros are something else....

My current problem is: I have a table. The first column has a value in it for almost every row. However, there are six other columns after it. I need to write a macro to automatically delete all of the rows that don't have data in the last six columns. Microsoft Help is, as always, of zero use. The FindRecord feature allows me to use expressions to search, but of course, the help fails to tell me what syntax Access uses.

Oh, and it asks me to select a table from the drop-down list. Can I use wildcards here? Is there a way to get it to automatically open the newest table, or will we have to change the macro accordingly each month?

Most tutorials/guides I'm Googling rather brilliantly repeat the same things the help does, AKA, are useless. (Why do they bother writing them if you're not giving new information...?)

I'd ask about the other various access questions I have, but I can pick them up as I go, this is the most pressing question.

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