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Questions tagged [go-xorm]

16 questions
7
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1 answer

Module declared as X but was required as Y

I'm trying to use grafana/grafana/pkg/tsdb package in my module. I don't think this problem is specific to grafana but here it goes: $ go get -u github.com/grafana/grafana/pkg/tsdb go: finding github.com/inconshreveable/log15 latest go: finding…
kjq07bd
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2
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1 answer

xorm How to convert a QueryInterface map[string]interface{} back to the xorm defined struct?

I have a database query that returns an extra calculated column along with all the mapped struct columns. I want to map it back into the struct while also being able to extract the calculated column which is not part of the struct. I can get…
Christopher
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2
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1 answer

Store information/reference about structure

I am looking for a way to store information which struct a function should use. Each struct corresponds to certain database table. type Record struct { TableName string PrimaryKey string //XormStruct // how can I store User or Post here? …
liepumartins
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How to declare foreign key relationship in go-xorm for postgres?

I want to declare foreign key relation between tables using XORM in golang for postgres. I've tried the following schema to create foreign key relationship. type Author struct { Id uint64 `xorm:"pk autoincr"` Name string `xorm:"VARCHAR(128)…
Mahmood Al Rayhan
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How to detect database disconnection , and effectively reconnect using go-xorm for databases like mysql, tiDB etc?

I need to find an effective way to attempt a reconnection , using go-xorm library. Currently if a disconnection occurs , the connection is lost and further queries fail , even if the database comes back online after some time. Does xorm generate an…
Shourie Ganguly
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1
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1 answer

Convert bool to tinyint golang

I am using the latest version of xorm and want to create a simple go struct as follows: types myStruct struct { isDeleted bool `xorm:"'isDeleted' tinyint(3)"` } I know the bool type in go evaluates to true and false, but I need to map it to a…
00robinette
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0
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1 answer

why can't the go-xorm print the error message

I use xorm to connect to my mysql database,but when my mysql doesn't start,xorm cann't print error message package main import ( "fmt" _ "github.com/go-sql-driver/mysql" "xorm.io/xorm" ) var engine *xorm.Engine func main() { var…
Symfonying
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Using xorm sync table in sqlite3 occurs near "MODIFY": syntax error

I use xorm engine.Sync2 to sycn tables with sqlite3 driver. But when I sync these tables again, it prompts "near "MODIFY": syntax error". It seems that SQLite only supports synchronization once. However, I never met this problem in mysql and…
lzf
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0
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1 answer

xorm , difference between Sync and Sync2 functions

The xorm go library has 2 function that appear similar: // Sync the new struct changes to database, this method will automatically add // table, column, index, unique. but will not delete or change anything. // If you change some field, you should…
binary01
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1 answer

create a default number of db connections at startup golang

I want some idle db connections to always there on application startup. I can only see MaxIdleConns and MaxOpenConns in Golang. I don't see any setMinIdle func. Help is appreciated.
Nitish
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Run multiple Select queries as batch/pipeline using Xorm

Can we run multiple select queries as a batch/pipeline using Xorm Engine in Go? I have a set of 5 queries and if any of them fails my whole logic should fail, but then if they succeed I need the output from all of them. So I want to save on the…
Harshit Gupta
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How to get a struct in graphql resolvers with xorm?

Here is the struct in models_gen.go type Students struct { StudentID string `json:"student_id"` Class string `json:"class"` TestsHistory []*TestsHistory `json:"test_history" } type TestsHistory…
Emily
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1 answer

xorm example not working: "runtime error: invalid memory address or nil pointer dereference"

Based on this example i tried to write a program that would return some data from a database. Unfortunately, (more-or-less) the same program structure causes memory errors here err := orm.Find(&sensorDataEntry) according to runtime console…
mspehar
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1 answer

How to get table values by xorm from Oracle DB?

I try to get values by using xorm and call engine.Find(&xxxx) method but the result object is empty. I've checked that it can get result through engine.Query() method. This means database connection is working correctly and . How to put the result…
O.Takashi
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Do I need to close sqlite3 database connection in XORM?

I use https://github.com/go-xorm/xorm for my Go software to handle database connection. In every function I use call initdb to get new xorm database session (is it right way?) func InitDb() (*xorm.Session, error) { // Create new engine engine,…
Zola Man
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