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proxy.golang.org : github.com/invertedv/chutils
Package chutils is a set of utilities designed to work with ClickHouse. The utilities are designed to facilitate import and export of data. The chutils package facilitates these types of functions. The principal use cases are: Why is use case 3 helpful? The chutils package defines: The file package implements Input and Output for text files. The sql package implements Input and Output for SQL. These two packages can be mixed and matched for Input/Output. Load a CSV to ClickHouse -- Option 1 (see Example in package file) a. Define a file Reader to point to the CSV. b. Use Init to create the TableDef and then Impute to determine the fields and types. c. Use the Create method of TableDef to create the ClickHouse table to populate. d. Run TableSpecs().Check() to verify the TableSpec is set up correctly. e. Define a file Writer that points a temporary file. f. Use chutils Export to create a temporary file that uses the Reader/Writer. g. Use the Writer Insert method to issue a command to clickhouse-client to load the temporary file. Load a CSV to ClickHouse -- Option 2 (see Example in package sql). a. same as a, above. b. same as b, above. c. same as c, above. d. same as d, above. e. Define an SQL Writer that points to the table to populate. f. Use chutils Export to create a VALUES insert statement. g. Use the Writer Insert statement to execute the Insert. Insert to a ClickHouse table from a ClickHouse query -- Option 1. a. Define an sql Reader to define the source query. b. Use Init to define the TableDef and Create to create the output table. c. Run TableSpec().Check() to make sure the TableSpec is set up correctly. d. Use Insert to execute the insert query. (Note, there is no data validation). Insert to a ClickHouse table from a ClickHouse query -- Option 2. a. Same as a, above. b. Same as b, above. c. Run TableSpec().Check() to make sure the TableSpec is set up correctly. d. Define an sql Writer that points to the table to populate. e. Use chutils Export to create the VALUEs statement that is used to insert into the table. f. Use the Writer Insert statement to execute the Insert. (Note, there *is* data validation).
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purl: pkg:golang/github.com/invertedv/chutils
Keywords: clickhouse, data, go, golang, sql
License: Apache-2.0
Latest release: 8 months ago
First release: about 2 years ago
Namespace: github.com/invertedv
Dependent packages: 10
Dependent repositories: 9
Stars: 0 on GitHub
Forks: 0 on GitHub
See more repository details: repos.ecosyste.ms
Last synced: 21 days ago