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53 lines
1.7 KiB
53 lines
1.7 KiB
package postgres
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import (
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"fmt"
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"github.com/chrislusf/seaweedfs/weed/filer/abstract_sql"
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_ "github.com/lib/pq"
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)
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type SqlGenPostgres struct {
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CreateTableSqlTemplate string
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DropTableSqlTemplate string
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}
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var (
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_ = abstract_sql.SqlGenerator(&SqlGenPostgres{})
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)
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func (gen *SqlGenPostgres) GetSqlInsert(bucket string) string {
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return fmt.Sprintf("INSERT INTO %s (dirhash,name,directory,meta) VALUES($1,$2,$3,$4)", bucket)
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}
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func (gen *SqlGenPostgres) GetSqlUpdate(bucket string) string {
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return fmt.Sprintf("UPDATE %s SET meta=$1 WHERE dirhash=$2 AND name=$3 AND directory=$4", bucket)
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}
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func (gen *SqlGenPostgres) GetSqlFind(bucket string) string {
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return fmt.Sprintf("SELECT meta FROM %s WHERE dirhash=$1 AND name=$2 AND directory=$3", bucket)
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}
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func (gen *SqlGenPostgres) GetSqlDelete(bucket string) string {
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return fmt.Sprintf("DELETE FROM %s WHERE dirhash=$1 AND name=$2 AND directory=$3", bucket)
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}
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func (gen *SqlGenPostgres) GetSqlDeleteFolderChildren(bucket string) string {
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return fmt.Sprintf("DELETE FROM %s WHERE dirhash=$1 AND directory=$2", bucket)
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}
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func (gen *SqlGenPostgres) GetSqlListExclusive(bucket string) string {
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return fmt.Sprintf("SELECT NAME, meta FROM %s WHERE dirhash=$1 AND name>$2 AND directory=$3 AND name like $4 ORDER BY NAME ASC LIMIT $5", bucket)
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}
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func (gen *SqlGenPostgres) GetSqlListInclusive(bucket string) string {
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return fmt.Sprintf("SELECT NAME, meta FROM %s WHERE dirhash=$1 AND name>=$2 AND directory=$3 AND name like $4 ORDER BY NAME ASC LIMIT $5", bucket)
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}
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func (gen *SqlGenPostgres) GetSqlCreateTable(bucket string) string {
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return fmt.Sprintf(gen.CreateTableSqlTemplate, bucket)
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}
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func (gen *SqlGenPostgres) GetSqlDropTable(bucket string) string {
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return fmt.Sprintf(gen.DropTableSqlTemplate, bucket)
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}
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