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[FEAT MERGE] 4.3 online ddl column type change

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This commit is contained in:
obdev
2024-02-07 17:55:31 +00:00
committed by ob-robot
parent fa1fe67d5b
commit 92fcda38da
8 changed files with 238 additions and 64 deletions
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37
src/share/ob_index_builder_util.cpp
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@ -138,7 +138,27 @@ int ObIndexBuilderUtil::add_column(
}
return ret;
}
int ObIndexBuilderUtil::set_shadow_column_info(
const ObString &src_column_name,
const uint64_t src_column_id,
ObColumnSchemaV2 &shadow_column_schema) {
int ret = OB_SUCCESS;
shadow_column_schema.set_nullable(true);
//the shadow pk is an independent column
//so it should not inherit the column flags of the original pk
shadow_column_schema.set_column_flags(0);
ObObj default_obj;
default_obj.set_null();
shadow_column_schema.set_cur_default_value(default_obj);
shadow_column_schema.set_orig_default_value(default_obj);
shadow_column_schema.set_tbl_part_key_pos(0);
shadow_column_schema.set_column_id(src_column_id);
shadow_column_schema.set_is_hidden(true);
if (OB_FAIL(shadow_column_schema.set_column_name(src_column_name))) {
LOG_WARN("set_column_name failed", K(src_column_name), K(ret));
}
return ret;
}
int ObIndexBuilderUtil::add_shadow_pks(
const ObTableSchema &data_schema,
ObRowDesc &row_desc,
@ -187,19 +207,8 @@ int ObIndexBuilderUtil::add_shadow_pks(
K(column_id), K(ret));
} else {
data_column = *const_data_column;
data_column.set_nullable(true);
//the shadow pk is an independent column
//so it should not inherit the column flags of the original pk
data_column.set_column_flags(0);
ObObj default_obj;
default_obj.set_null();
data_column.set_cur_default_value(default_obj);
data_column.set_orig_default_value(default_obj);
data_column.set_tbl_part_key_pos(0);
data_column.set_column_id(OB_MIN_SHADOW_COLUMN_ID + const_data_column->get_column_id());
data_column.set_is_hidden(true);
if (OB_FAIL(data_column.set_column_name(shadow_pk_name))) {
LOG_WARN("set_column_name failed", KCSTRING(shadow_pk_name), K(ret));
if (OB_FAIL(set_shadow_column_info(shadow_pk_name, common::OB_MIN_SHADOW_COLUMN_ID + const_data_column->get_column_id(), data_column))) {
LOG_WARN("fail to set shadow_column_info", K(ret), K(data_column), K(shadow_pk_name));
} else {
// primary key(uk2, uk1)
if (data_column.get_column_id() > schema.get_max_used_column_id()) {