issue with r2dbc when first column is empty string

I am using the latest version of spring-boot, spring-data-r2dbc and jasync sql

@GetMapping("/teste")
    fun teste(): Flux<Map<String, Any>> {
        return db.execute("select '' as x,'1' as y ").fetch().all()
    }

2019-10-23 17:31:24.667 ERROR 5845 --- [-netty-thread-1] c.g.jasync.sql.db.mysql.MySQLConnection  : <mysql-connection-1> Transport failure 

java.lang.IndexOutOfBoundsException: readerIndex(3) + length(2) exceeds writerIndex(3): UnpooledSlicedByteBuf(ridx: 3, widx: 3, cap: 3/3, unwrapped: UnpooledByteBufAllocator$InstrumentedUnpooledUnsafeNoCleanerDirectByteBuf(ridx: 75, widx: 84, cap: 512))
	at io.netty.buffer.AbstractByteBuf.checkReadableBytes0(AbstractByteBuf.java:1495) ~[netty-buffer-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.buffer.AbstractByteBuf.readShort(AbstractByteBuf.java:764) ~[netty-buffer-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.buffer.SwappedByteBuf.readShort(SwappedByteBuf.java:546) ~[netty-buffer-4.1.42.Final.jar:4.1.42.Final]
	at com.github.jasync.sql.db.mysql.decoder.OkDecoder.decode(OkDecoder.kt:17) ~[jasync-mysql-1.0.9.jar:na]
	at com.github.jasync.sql.db.mysql.codec.MySQLFrameDecoder.doDecoding(MySQLFrameDecoder.kt:184) ~[jasync-mysql-1.0.9.jar:na]
	at com.github.jasync.sql.db.mysql.codec.MySQLFrameDecoder.handleCommonFlow(MySQLFrameDecoder.kt:169) ~[jasync-mysql-1.0.9.jar:na]
	at com.github.jasync.sql.db.mysql.codec.MySQLFrameDecoder.decode(MySQLFrameDecoder.kt:97) ~[jasync-mysql-1.0.9.jar:na]
	at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:505) ~[netty-codec-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:444) ~[netty-codec-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:283) ~[netty-codec-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1422) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:931) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:700) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:635) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:552) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:514) [netty-transport-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.util.concurrent.SingleThreadEventExecutor$6.run(SingleThreadEventExecutor.java:1044) [netty-common-4.1.42.Final.jar:4.1.42.Final]
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) [netty-common-4.1.42.Final.jar:4.1.42.Final]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_191]

import org.jetbrains.kotlin.gradle.tasks.KotlinCompile

plugins {
    id("org.springframework.boot") version "2.2.0.RELEASE"
    id("io.spring.dependency-management") version "1.0.8.RELEASE"
    kotlin("jvm") version "1.3.50"
    kotlin("plugin.spring") version "1.3.50"
}

group = "com.cz"
version = "0.0.1-SNAPSHOT"
java.sourceCompatibility = JavaVersion.VERSION_1_8

val developmentOnly by configurations.creating
configurations {
    runtimeClasspath {
        extendsFrom(developmentOnly)
    }
    compileOnly {
        extendsFrom(configurations.annotationProcessor.get())
    }
}

repositories {
    mavenCentral()
    maven { url = uri("https://repo.spring.io/milestone") }
}

dependencies {
    implementation("org.springframework.boot.experimental:spring-boot-actuator-autoconfigure-r2dbc")
    implementation("org.springframework.boot:spring-boot-starter-actuator")
    implementation("org.springframework.boot.experimental:spring-boot-starter-data-r2dbc")
    implementation("org.springframework.boot:spring-boot-starter-webflux")
    implementation("com.github.jasync-sql:jasync-r2dbc-mysql:1.0.9")
//    {
//        exclude(group="io.projectreactor.netty")
//    }
    implementation("com.fasterxml.jackson.module:jackson-module-kotlin")
    implementation("io.micrometer:micrometer-registry-prometheus")
    implementation("org.jetbrains.kotlin:kotlin-reflect")
    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-reactor")
    developmentOnly("org.springframework.boot:spring-boot-devtools")
    annotationProcessor("org.springframework.boot:spring-boot-configuration-processor")
    testImplementation("org.springframework.boot:spring-boot-starter-test") {
        exclude(group = "org.junit.vintage", module = "junit-vintage-engine")
    }
    testImplementation("org.springframework.boot.experimental:spring-boot-test-autoconfigure-r2dbc")
    testImplementation("io.projectreactor:reactor-test")
}

dependencyManagement {
    imports {
        mavenBom("org.springframework.boot.experimental:spring-boot-bom-r2dbc:0.1.0.M2")
    }
}

tasks.withType<Test> {
    useJUnitPlatform()
}

tasks.withType<KotlinCompile> {
    kotlinOptions {
        freeCompilerArgs = listOf("-Xjsr305=strict")
        jvmTarget = "1.8"
    }
}

[andy-yx-chen]

@oshai sounds very similar to #121

[oshai]

Fix is released in 1.0.10