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ydb BucketAware interface

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This commit is contained in:
Konstantin Lebedev
2022-05-02 12:42:20 +05:00
parent 50c4f62ed4
commit a3e48831f3
4 changed files with 136 additions and 39 deletions
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24
weed/filer/ydb/ydb_queries.go
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@@ -1,23 +1,15 @@
package ydb
const (
createQuery = `
PRAGMA TablePathPrefix("%s");
CREATE TABLE file_meta (
dir_hash int64,
name Utf8,
directory Utf8,
meta String,
PRIMARY KEY (dir_hash, name)
);`
import asql "github.com/chrislusf/seaweedfs/weed/filer/abstract_sql"
const (
insertQuery = `
DECLARE $dir_hash int64;
DECLARE $name AS Utf8;
DECLARE $directory AS Utf8;
DECLARE $meta AS String;
UPSERT INTO file_meta
UPSERT INTO ` + asql.DEFAULT_TABLE + `
(dir_hash, name, directory, meta)
VALUES
($dir_hash, $name, $directory, $meta);`
@@ -28,7 +20,7 @@ const (
DECLARE $directory AS Utf8;
DECLARE $meta AS String;
REPLACE INTO file_meta
REPLACE INTO ` + asql.DEFAULT_TABLE + `
(dir_hash, name, directory, meta)
VALUES
($dir_hash, $name, $directory, $meta)
@@ -38,7 +30,7 @@ const (
DECLARE $dir_hash int64;
DECLARE $name AS Utf8;
DELETE FROM file_meta
DELETE FROM ` + asql.DEFAULT_TABLE + `
WHERE dir_hash == $dir_hash AND name == $name;
COMMIT;`
@@ -54,11 +46,11 @@ const (
DECLARE $dir_hash int64;
DECLARE $directory AS Utf8;
DELETE FROM file_meta
DELETE FROM ` + asql.DEFAULT_TABLE + `
WHERE dir_hash == $dir_hash AND directory == $directory;
COMMIT;`
ListDirectoryQuery = `
listDirectoryQuery = `
DECLARE $dir_hash int64;
DECLARE $directory AS Utf8;
DECLARE $start_name AS Utf8;
@@ -66,7 +58,7 @@ const (
DECLARE $limit AS int64;
SELECT name, meta
FROM file_meta
FROM ` + asql.DEFAULT_TABLE + `
WHERE dir_hash == $dir_hash AND directory == $directory and name %s $start_name and name LIKE '$prefix%%'
ORDER BY name ASC LIMIT $limit;`
)