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Handling T64, DoubleDelta, Gorilla codec #83

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merged 3 commits into from
Jul 17, 2024
Merged

Handling T64, DoubleDelta, Gorilla codec #83

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16eeb76
Handling T64, DoubleDelta, Gorilla codec
sharadgaur Jul 17, 2024
f5de8df
Handling T64, DoubleDelta, Gorilla codec
sharadgaur Jul 17, 2024
0addd6a
Adding test
sharadgaur Jul 17, 2024
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8 changes: 5 additions & 3 deletions parser/parser_column.go
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Original file line number Diff line number Diff line change
Expand Up @@ -801,10 +801,12 @@ func (p *Parser) tryParseCompressionCodecs(pos Pos) (*CompressionCodec, error) {
if err != nil {
return nil, err
}
// parse DELTA if CODEC(Delta, ZSTD(1)) or CODEC(Delta(9), ZSTD(1))
// parse DELTA if CODEC(Delta, ZSTD(1))
// or CODEC(Delta(9), ZSTD(1)) or CODEC(T64, ZSTD(1))
var codecType *Ident
var typeLevel *NumberLiteral
if strings.ToUpper(name.Name) == "DELTA" {
switch strings.ToUpper(name.Name) {
case "DELTA", "DOUBLEDELTA", "T64", "GORILLA":
codecType = name
// try parse delta level
typeLevel, err = p.tryParseCompressionLevel(p.Pos())
Expand All @@ -824,7 +826,7 @@ func (p *Parser) tryParseCompressionCodecs(pos Pos) (*CompressionCodec, error) {
var level *NumberLiteral
// TODO: check if the codec name is valid
switch strings.ToUpper(name.Name) {
case "ZSTD", "LZ4HC":
case "ZSTD", "LZ4HC", "LH4":
level, err = p.tryParseCompressionLevel(p.Pos())
if err != nil {
return nil, err
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3 changes: 3 additions & 0 deletions parser/testdata/ddl/create_table_with_codec_delta.sql
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Expand Up @@ -3,6 +3,9 @@ CREATE TABLE IF NOT EXISTS test_local
`id` UInt64 CODEC(Delta, ZSTD(1)),
`api_id` UInt64 CODEC(ZSTD(1)),
`app_id` UInt64 CODEC(Delta(9), ZSTD(1)),
`device_id` UInt64 CODEC(DoubleDelta, ZSTD(1)),
`guage` Float64 CODEC(Gorilla, LZ4),
`value` UInt64 CODEC(T64, LZ4),
`timestamp` DateTime64(9) CODEC(ZSTD(1)),
INDEX timestamp_index(timestamp) TYPE minmax GRANULARITY 4
)
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6 changes: 6 additions & 0 deletions parser/testdata/ddl/format/create_table_with_codec_delta.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,9 @@ CREATE TABLE IF NOT EXISTS test_local
`id` UInt64 CODEC(Delta, ZSTD(1)),
`api_id` UInt64 CODEC(ZSTD(1)),
`app_id` UInt64 CODEC(Delta(9), ZSTD(1)),
`device_id` UInt64 CODEC(DoubleDelta, ZSTD(1)),
`guage` Float64 CODEC(Gorilla, LZ4),
`value` UInt64 CODEC(T64, LZ4),
`timestamp` DateTime64(9) CODEC(ZSTD(1)),
INDEX timestamp_index(timestamp) TYPE minmax GRANULARITY 4
)
Expand All @@ -20,6 +23,9 @@ CREATE TABLE IF NOT EXISTS test_local
`id` UInt64 CODEC(Delta, ZSTD(1)),
`api_id` UInt64 CODEC(ZSTD(1)),
`app_id` UInt64 CODEC(Delta(9), ZSTD(1)),
`device_id` UInt64 CODEC(DoubleDelta, ZSTD(1)),
`guage` Float64 CODEC(Gorilla, LZ4),
`value` UInt64 CODEC(T64, LZ4),
`timestamp` DateTime64(9) CODEC(ZSTD(1)),
INDEX timestamp_index(timestamp) TYPE minmax GRANULARITY 4
)
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